Printing device, control method, program, and storage medium

Abstract

To more appropriately display a screen for accepting a user operation for selecting a frequency band to be used in direct wireless communication.SOLUTION: A printing device includes display control means for controlling a display unit to display a screen that accepts user operation for selecting a frequency band to be used in direct wireless communication, and includes a first option corresponding to the 2.4 GHz frequency band and a second option corresponding to the 5 GHz frequency band, which are associated with a display element indicating the IEEE802.11n communication standard and a display element indicating the IEEE802.11b communication standard, and communication control means for controlling the printing device to operate as an access point using the 2.4 GHz frequency band when the first option is selected, and as an access point using the 5 GHz frequency band when the second option is selected, on the basis of the user operation accepted via the screen.SELECTED DRAWING: Figure 5

Description

[Technical field]

[0001] The present invention relates to a printing apparatus, a control method, a program, and a storage medium. [Background technology]

[0002] In recent years, the Institute of Electrical and Electronics Engineers (IEEE) has established 802.11 standards, including 802.11a / b / g / In addition to 802.11n, the faster 802.11ac was specified. 802.11ac / a is a standard for 5G. Hz frequency band, whereas 802.11b / g uses the 2.4GHz frequency band. 802.11n also supports both 2.4GHz and 5GHz. However, the 2.4GHz frequency band is generally used. All of these wireless LAN standards are supported, and the operating frequency band can be configured. There are also devices that support both 802.11ac and 802.11n, There are also MFPs (multi-function printers) that can act as access points in multiple modes. A method for activating an input is known (see Patent Document 1). [Prior art documents] [Patent documents]

[0003] [Patent Document 1] JP 2009-100382 A Summary of the Invention [Problem to be solved by the invention]

[0004] However, if the access point startup command and the operating frequency command are given on separate screens, the screen may look blurry. This increases the number of surface transitions, requiring complicated operations, which can be a hassle for users. .

[0005] An object of the present invention is to more suitably display a screen for accepting a user operation for selecting a frequency band to be used in direct wireless communication. [Means for solving the problem]

[0006] The printing device of the present invention is a printing device having a wireless communication function that operates as an access point that performs direct wireless communication with an external terminal without going through an external access point, and has a display unit, a display control means that controls the display unit to display a screen that accepts user operation for selecting a frequency band to be used in the direct wireless communication, the screen including a first option corresponding to the 2.4 GHz frequency band and a second option corresponding to the 5 GHz frequency band, which are associated with a display element indicating the IEEE802.11n communication standard and a display element indicating the IEEE802.11b communication standard, and a communication control means that controls the printing device to operate as an access point using the 2.4 GHz frequency band when the first option is selected, and as an access point using the 5 GHz frequency band when the second option is selected, based on the user operation accepted via the screen. Effect of the Invention

[0007] According to the present invention, it is possible to more appropriately display a screen for accepting a user operation for selecting a frequency band to be used in direct wireless communication. [Brief description of the drawings]

[0008] [Figure 1] FIG. 1 illustrates an example of a configuration of an information processing system. [Diagram 2] FIG. 2 illustrates an example of the hardware configuration of an MFP. [Diagram 3] FIG. 2 illustrates an example of the software configuration of the MFP. [Figure 4] 11 is a transition diagram of a user interface of a wireless function setting screen. FIG. [Diagram 5]FIG. 11 is a transition diagram of a user interface for wireless function control of the MFP. [Figure 6] 13 is a flowchart showing the process of displaying a screen on an MFP. [Figure 7] FIG. 11 is a transition diagram of a user interface for wireless function control of the MFP. [Figure 8] 13 is a flowchart showing the process of displaying a screen on an MFP. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

[0009] The best mode for carrying out the present invention will now be described with reference to the drawings. The embodiments do not limit the scope of the invention, and the embodiments described herein are not intended to limit the scope of the invention. Not all of the combinations of features described herein are necessarily essential to the solution of the invention.

[0010] (First embodiment) FIG. 1 is a diagram showing an example of the configuration of an information processing system 130 according to a first embodiment of the present invention. The information processing system 130 includes a mobile terminal 100, an MFP 110, and an access point The access point 120 is connected to a backbone network of a user environment. The MFP 110 is an image forming device and is connected to the mobile terminal 100 via an access point 1. The mobile terminal 100 can connect to the MFP 110 as an access point. and connect wirelessly.

[0011] Although there is only one access point 120 in FIG. 1, in an actual user environment, multiple access points In many cases, an access point is permanently installed. , a personal computer, a mobile terminal, etc.

[0012] In addition, the wireless LAN mode is connected to the access point connected to the user's backbone network. This is a mode in which the MFP110 is connected to a wired LAN is also a mode that connects to a backbone network by wire. AP (Access Point) mode is a part of the wireless ad-hoc mode, and is used by MFP The MFP 110 functions as a pseudo access point to allow the mobile terminal 100 to This is the mode for connecting to.

[0013] FIG. 2 is a diagram showing an example of the hardware configuration of the MFP 110. The large-scale storage device 211 is , for example, a hard disk. The CPU 202 is connected to a ROM 203 or a large-scale storage device 204. 11. The CPU 202 also executes the software (program) stored in the It generally controls each device connected to the system bus 201 .

[0014] The RAM 204 functions as a main memory and a work area for the CPU 202. A power controller (PANELC) 206 controls various buttons or tabs provided on the MFP 110. It controls the input of instructions from the touch panel (PANEL) 207, etc. The display module (DISPC) 208 is, for example, a liquid crystal display. The display of the ISPLAY 209 is controlled by the disk controller 210. The mass storage device 211 is also used as a temporary storage location for images.

[0015] A network interface card (NIC) 205 communicates with the network 200 , and transmits and receives data bidirectionally with other network devices or file servers, etc. The module (WLAN) 214 can be used in infrastructure mode or soft AP mode. When the wireless communication module 214 operates in the soft AP mode, the MF The P110 operates as an access point and can establish a direct wireless communication connection with the mobile terminal 100. The printer 212 is a section for printing onto paper using an electrophotographic method. The method does not have to be an electrophotographic method.

[0016] The scanner 213 is an image reading unit for reading an image printed on paper. The scanner 213 is equipped with an optional ADF (automatic document feeder). Multiple pages of a document can be scanned automatically.

[0017] FIG. 3 is a diagram showing an example of the software configuration of the MFP 110. The OS kernel 320 A network setting control unit 300, a UI control unit 310, and a Wi-Fi communication control unit 330. The Wi-Fi communication control unit 330 controls the wireless This is a module for controlling the communication module 214. Ethernet communication control unit 340 controls the network interface card 205. Network setting control The unit 300 controls a Wi-Fi communication control unit 330 and an Ethernet communication control unit 340 via an OS kernel 320. The network setting control unit 300 controls the settings of the net communication control unit 340. Manages network settings and supports Ethernet (wired LAN), wireless LAN, and wireless software A In this embodiment, the wired LAN and the wireless LAN are managed as the modes. N can only be set exclusively. The wireless soft AP mode is independent of the LAN settings. The network setting control unit 300 communicates with the UI control unit 310. The display of the UI can be changed, or conversely, network control can be performed based on operation requests from the UI.

[0018] Figure 4 shows the wired LAN / wireless LAN mode switching of the MFP110 and the wireless LAN connection. FIG. 1 is a diagram showing screen transitions of a local user interface for performing First, a screen 510 is displayed. On the screen 510, a LAN mode setting button 511 and a wireless A LAN setting button 511 is displayed. When the user presses the LAN mode setting button 511, The UI control unit 310 displays a screen 520. The screen 520 displays a wired LAN mode button This is a screen for switching between the wireless LAN mode button 522 and the wireless LAN mode button 523. The wired LAN mode button 523 is selected. When the user presses the setting save button 521, The network setting control unit 300 saves the current LAN mode, and the UI control unit 310 A screen 510 is displayed. A wireless LAN setting button 512 on the screen 510 is used to set the current LAN mode. This is enabled only when the password setting is set to Wireless LAN mode. When the N setting button 512 is pressed, the UI control unit 310 displays a screen for setting the wireless LAN connection destination. Show 530.

[0019] On the screen 530, the user inputs the connection information in the SSID input text field 751 and the PS You can enter the SSID in the input text field 752. If you have connected to the SSID once, it will be saved. The PSK already entered is pre-entered in the respective input text fields 751 and 752. For security reasons, the actual PSK input value is displayed as asterisks. When the user presses the connect button 533, the Wi-Fi communication connection unit 330 The values ​​in the input text fields 531 and 532 are used as connection destination information to perform wireless LAN connection processing. The Wi-Fi communication connection is started, and the UI control unit 310 displays the screen 540. 330 specifies a frequency and performs wireless connection processing. On screen 540, the UI control unit 310 , a pop-up 542 is displayed to inform the user that the wireless LAN connection process is in progress. The user can cancel the wireless LAN connection process by pressing the cancel button 541. If the connection is successful, the network setting control unit 300 sets the The frequency is stored.

[0020] FIG. 5 shows the screen transition of the local user interface for wireless function control of the MFP 110. The UI control unit 310 displays a main menu screen 610. When you press the wireless software AP management button 611, the wireless LAN is connected with 802.11ac. If so, the UI control unit 310 displays a screen 620 which is a wireless software AP start-up screen. On this screen 620, the wireless software AP start button 621 that prioritizes ease of connection is disabled. Therefore, it is not possible to run a wireless software AP that prioritizes ease of connection. The wireless soft AP start button 622 is enabled, so the wireless soft AP with priority on speed is started. For example, a wireless software AP that prioritizes ease of connection can be operated at 2.4GHz. It is 802.11n, and the speed-priority wireless soft AP is 5GHz 802.11ac. When the user presses the speed priority wireless soft AP start button 622, the UI control unit 310 Display screen 650.

[0021] When the user presses the wireless software AP management button 611 on the screen 610, the wireless LAN If the wireless software AP is not connected, the UI control unit 310 displays the screen 63 as a wireless software AP start screen. 0 is displayed. On the screen 630, a wireless software AP start button 631 that prioritizes ease of connection and The speed-priority wireless software AP start button 632 is enabled, so you can Wireless software AP can also be started. When the user presses the start button 631 or the speed-priority wireless software AP start button 632, the UI control unit 3 10 displays the screen 650.

[0022] When the user presses the wireless software AP management button 611 on the screen 610, the wireless LAN When the wireless LAN is connected by 802.11n, the UI control unit 310 displays a wireless software AP start screen. In this screen 640, the wireless software AP with priority on ease of connection is displayed. The start button 641 is enabled and starts the wireless software AP that prioritizes ease of connection. Since the speed-prioritized wireless soft AP start button 642 is disabled, It is not possible to start a wireless software AP that prioritizes ease of connection. When the soft AP start button 641 is pressed, the UI control unit 310 displays a screen 650 .

[0023] When the UI control unit 310 displays the screen 650, the mobile terminal 100 connects to the MFP 110. When the user presses the wireless soft AP stop button 651, the network setting The setting control unit 300 stops the wireless soft AP mode, and the UI control unit 310 displays the screen 620, Return to display 630 or 640.

[0024] As can be seen from the operations on screens 620, 630, and 640, the user The startup command and the operating frequency command can be done on the same screen, reducing the user's work. will be done.

[0025] The wireless software AP start-up screens 620, 630, and 640 explicitly display the frequency. The user may select the frequency. Screen 660 displays the frequency in the local user interface. This is an example of a screen in which the names of buttons on the interface are displayed. The UI control unit 310 displays 2. Shows the 4GHz soft AP start button 661 and the 5GHz soft AP start button 662. Show.

[0026] In addition, the wireless software AP start screens 620, 630, and 640 explicitly state the wireless LAN standard The screen 680 may display the name of the wireless LAN standard and allow the user to select the wireless LAN standard. This is an example of a screen in which the name of a user's status is displayed as the button name of a local user interface. 310, on the screen 680, a soft AP start button 681 for 802.11a / b / g / n , and a soft AP start button 682 for 802.11ac is displayed.

[0027] FIG. 6 is a flowchart showing the start-up control of the wireless soft AP mode of the MFP 110. As a prerequisite, at the start of this flowchart, the wireless soft AP mode is stopped. Depending on the configuration of the hardware circuit used for wireless communication, the influence of Wi-Fi wireless communication Both infrastructure mode and ad-hoc mode use the same frequency channel. There may be restrictions that require you to use wireless software AP models that prioritize ease of connection. The base is 2.4GHz 802.11n, and the speed-priority wireless soft AP mode is 5GHz. When the user presses the wireless software AP management screen button 611 in FIG. Then, the flowchart in FIG. 6 starts.

[0028] In step S401, the network setting control unit 300 detects whether the connected LAN is enabled. The network setting control unit 300 determines whether the device is in wired LAN mode or wireless LAN mode. If the mode is the wired LAN mode, the process proceeds to step S402. If the mode is the wireless LAN mode, the process proceeds to step S403. proceed to step S403.

[0029] In step S402, the network setting control unit 300 displays the connected The ease of use soft AP start button 631 and the speed priority soft AP start button 632 In step S406, the UI control unit 310 enables the wireless A screen 630 for starting the soft AP mode is displayed. In step S407, The setting control unit 300 selects the soft AP start screen 630 for starting the wireless soft AP mode. The soft AP start button 631 or 632 is pressed. If button 32 is pressed, the network setting control unit 300 proceeds to step S408. In step S408, the network setting control unit 300 starts the wireless soft AP mode. The frequency of the soft AP start button 631 or 632 pressed on the screen 630 for Activate P mode.

[0030] In step S403, the network setting control unit 300 Determine whether the frequency is 2.4GHz 802.11n or not. Network setting control unit 3 If 00 is 2.4 GHz 802.11n, proceed to step S404; If it is not 802.11n at GHz, proceed to step S405.

[0031] In step S404, the network setting control unit 300 displays the connected Enable the soft AP launch button 641 that prioritizes ease of use, and enable the soft AP launch button that prioritizes speed. In step S406, the UI control unit 31 disables the option 642 and proceeds to step S406. 0 displays a screen 640 for starting the wireless software AP mode. The network setting control unit 300 displays the connected device on the screen 640 for starting the wireless software AP mode. The access priority soft AP start button 641 is on hold until the access priority soft AP start button 641 is pressed. When the soft AP start button 641 is pressed, the network setting control unit 300 In step S408, the network setting control unit 300 , soft AP start button 641 starts the soft AP mode of the frequency with priority on ease of connection. do.

[0032] In step S405, the network setting control unit 300 displays the connected Disable the soft AP start button 621 that prioritizes ease of use and set the soft AP start button that prioritizes speed. In step S406, the UI control unit 31 enables the option 622 and proceeds to step S406. 0 displays a screen 620 for starting the wireless software AP mode. The network setting control unit 300 displays the speed on the screen 620 for starting the wireless software AP mode. The device waits until the priority soft AP start button 622 is pressed. If the move button 622 is pressed, the network setting control unit 300 proceeds to step S4. In step S408, the network setting control unit 300 selects the speed priority soft The soft AP mode of the frequency of the soft AP activation button 622 is activated.

[0033] As described above, the UI control unit 310 is an instruction receiving unit and controls the screens 620, 630, and 64. 0, the start-up instruction of the access point of the wireless ad-hoc network and the access The network settings control can be used to specify the operation mode of the network point on the same screen. The control unit 300 is a starting means, and operates the access point in an operation mode instructed by the UI control unit 310. The soft AP start buttons 631 and 641 that prioritize ease of connection are the first This is the first instruction means for instructing to start up the access point in the operation mode. The soft AP activation buttons 622 and 632 are used to activate the access point in the second operating mode. It is the second means of indicating.

[0034] In the screen 630, the first operation mode is a connectivity priority operation mode 631, The second operation mode is a speed priority operation mode 632. In the screen 660, the first operation The mode is a first frequency radio operating mode 661 and the second operating mode is a second In the screen 680, the first operating mode is the first The second operating mode is a second wireless This is the communication network standard operating mode 682.

[0035] In step S401, the network setting control unit 300 detects a If so, the process proceeds to step S402. On the screen 630, a soft AP start button 631 with priority on ease of connection is used to start the soft AP. A speed-priority soft AP start button 632 can be used to give an instruction.

[0036] In step S403, the network setting control unit 300 If the device is connected to the 1n wireless network, the process proceeds to step S404. In S404, the UI control unit 310 displays the 2.4 GHz 802.11 n soft AP start button 641 can be used to start up the 5GHz 802.11ac It is not possible to give an instruction using the soft AP start button 642.

[0037] According to this embodiment, the user can select an access point on the screens 620, 630, and 640. The startup command for the client and the operating frequency can be specified on the same screen, reducing the user's effort. can be reduced.

[0038] Second Embodiment The information processing system 130 of the second embodiment is the same as the information processing system 13 of the first embodiment. 0, the second embodiment has the same configuration as the first embodiment. explain.

[0039] FIG. 7 shows a local user interface for wireless function control of the MFP 110 according to the second embodiment. The UI control unit 310 displays a main menu screen 810. When the user presses the wireless software AP management button 811, the wireless LAN is displayed as 802. When the connection is established using 11ac, the UI control unit 310 displays a screen that is a wireless software AP start screen. In this screen 620, a check box 821 for prioritizing connectivity is displayed. is disabled, and it is not possible to launch a wireless software AP that prioritizes ease of connection. The speed priority check box 822 is enabled and checked, so the speed priority It is possible to start the wireless software AP. For example, wireless software A, which prioritizes ease of connection P is 2.4GHz 802.11n, and the speed-priority wireless soft AP is 5GHz 80 2.11ac. When the user checks the speed priority check box 822, In this state, when the start button 823 is pressed, the UI control unit 310 displays a screen 850.

[0040] When the user presses the wireless software AP management button 811 on the screen 810, the wireless LAN If the wireless software AP is not connected, the UI control unit 310 displays the screen 83 as a wireless software AP start screen. 0 is displayed. On the screen 630, a check box 831 for prioritizing connectivity and a check box 832 for prioritizing speed are displayed. Since the checkbox 832 is enabled, wireless soft APs of both frequencies can It can be started. By default, the checkbox for priority of connectivity is checked. is selected, but it can be changed by the user. When the start button 833 is pressed with 831 or 832 checked, the UI control unit 310 , and display screen 850.

[0041] When the user presses the wireless software AP management button 811 on the screen 810, the wireless LAN When the wireless LAN is connected by 802.11n, the UI control unit 310 displays a wireless software AP start screen. In this screen 640, the check box for prioritizing connectivity is selected. The port 841 is enabled and checked, and the wireless software AP that prioritizes ease of connection is running. Since the speed priority check box 842 is disabled, the speed priority can be It is not possible to start up a priority wireless software AP. When the check box 841 is checked and the start button 843 is pressed, the UI control unit 31 0 displays screen 850.

[0042] When the UI control unit 310 displays the screen 850, the mobile terminal 100 connects to the MFP 110. When the user presses the wireless soft AP stop button 851, the network setting The setting control unit 300 stops the wireless soft AP mode, and the UI control unit 310 displays the screen 820, Return to display 830 or 840.

[0043] As can be seen from the operations on screens 820, 830, and 840, the user can The startup command and the operating frequency command can be done on the same screen, reducing the user's work. will be done.

[0044] In addition, the wireless software AP start screens 820, 830, and 840 explicitly display the frequency. The user may be allowed to select the frequency. Screen 860 displays the frequency in the local user interface. The UI control unit 310 displays the check box name of the screen 860. So, what about the 2.4GHz soft AP checkbox 861 and the 5GHz soft AP checkbox? A check box 862 and a start button 863 are displayed.

[0045] In addition, the wireless software AP start screens 820, 830, and 840 explicitly state the wireless LAN standard Alternatively, the screen 880 may display the name of the wireless LAN standard and allow the user to select the wireless LAN standard. 13 is an example of a screen in which the name of a check box in a local user interface is displayed. The UI control unit 310 displays a soft AP check for 802.11a / b / g / n on the screen 880. check box 881, Soft AP for 802.11ac check box 882, and Start button Display Tan 883.

[0046] FIG. 8 is a flowchart showing the start-up control of the wireless soft AP mode of the MFP 110. The prerequisites and restrictions are the same as those in the first embodiment. The mode is 2.4GHz 802.11n, and the speed-priority wireless soft AP mode is 5G Hz 802.11ac. The user interface of the wireless software AP startup screen is as follows: Select the frequency by checking the box, and press the Start button to start the It is possible to start the frequency soft AP. The user can access the wireless soft AP management screen shown in Fig. 7. Pressing button 811 starts the flow chart of FIG.

[0047] In step S701, the network setting control unit 300 detects whether the connected LAN is enabled. The network setting control unit 300 determines whether the device is in wired LAN mode or wireless LAN mode. If the mode is the wired LAN mode, the process proceeds to step S702. If the mode is the wireless LAN mode, the process proceeds to step S703. proceed to step S704.

[0048] In step S702, the network setting control unit 300 displays the connected Check the box 831 for ease of use and the box 832 for speed. In step S703, the network setting control unit 300 displays the device Check the check box 831 for the default. The priority checkbox 831 is checked, but the speed priority checkbox The two check boxes 831 and 832 are mutually exclusive. In step S709, the UI control unit 310 displays a screen for starting the wireless software AP mode. The screen 830 is displayed. The user can also change the check on the screen 830. In step S710, the network setting control unit 300 executes a command for starting the wireless software AP mode. The screen 830 waits until the start button 833 is pressed, and when the start button 833 is pressed If so, the process proceeds to step S711. The control unit 300 detects a check box that is checked on the screen 830 for starting the wireless software AP mode. Activate the soft AP mode on frequency 831 or 832.

[0049] In step S704, the network setting control unit 300 Determine whether the frequency is 2.4GHz 802.11n or not. Network setting control unit 3 If 00 is 2.4 GHz 802.11n, proceed to step S705; If it is not 802.11n at GHz, the process proceeds to step S707.

[0050] In step S705, the network setting control unit 300 displays the connected Step S70: Check the check box 841 for priority on ease of use. In the example shown in FIG. 6, the network setting control unit 300 checks the speed priority check box on the screen 840. In step S709, the UI control unit 310 disables the wireless software A. A screen 840 for starting the P mode is displayed. In step S710, the network setting control When the start button 843 is pressed on the screen 840 for starting the wireless software AP mode, the unit 300 The process waits until the start button 843 is pressed, and if the start button 843 is pressed, the process proceeds to step S711. In step S711, the network setting control unit 300 performs a check with priority given to ease of connection. Activate soft AP mode for the frequency in box 841.

[0051] In step S707, the network setting control unit 300 displays the speed The priority check box 822 is enabled and checked. In step S708, The network setting control unit 300 checks the ease of connection priority check button on the screen 820. In step S709, the UI control unit 310 disables the wireless software A. A screen 820 for starting the P mode is displayed. In step S710, the network setting control When the start button 823 is pressed on the screen 820 for starting the wireless software AP mode, the unit 300 The process waits until the start button 823 is pressed, and if the start button 823 is pressed, the process proceeds to step S711. In step S711, the network setting control unit 300 checks the speed priority check box. Activate soft AP mode on 822 frequency.

[0052] As described above, the screen 830 displays a check box for selecting the operation mode in which ease of connection is prioritized. A check box 831 for selecting a speed-priority operation mode, and a check box 832 for selecting a speed-priority operation mode. , and a start button 833 for instructing activation of the access point. The access point operates in the operation mode selected by the check box 831 or 832. This is a button for instructing the program to start up.

[0053] In step S701, the network setting control unit 300 detects a If so, the process proceeds to step S702. In the screen 830, the user can select the priority of the connection by checking the check box 831 and the speed. A priority check box 832 allows selection.

[0054] In step S704, the network setting control unit 300 If the device is connected to the 1n wireless network, the process proceeds to step S705. In S705, the UI control unit 310 displays the 2.4 GHz 802.11 n check box 841, and the 5GHz 802.11ac channel can be selected. Selection via check box 842 is not possible.

[0055] According to this embodiment, the user can select an access point on the screens 820, 830, and 840. The startup command for the client and the operating frequency can be specified on the same screen, reducing the user's effort. can be reduced.

[0056] (Other embodiments) The present invention relates to a program for implementing one or more functions of the above-described embodiments, which is transmitted via a network or The data is supplied to a system or device via a storage medium, and the data is then stored in the computer of the system or device. It is also possible to realize a process in which one or more processors in the system read and execute a program. It may also be realized by a circuit (eg, ASIC) that realizes one or more functions.

[0057] The above-described embodiments are merely examples of the implementation of the present invention. The technical scope of the present invention should not be construed as being limited thereby. In other words, the present invention can be modified in various ways without departing from its technical concept or main characteristics. It can be implemented in any form. [Explanation of symbols]

[0058] 100 mobile terminals, 110 MFPs, 120 access points, 202 CPUs, 20 3 ROM, 204 RAM

Claims

1. A printing device having a wireless communication function that operates as an access point for directly communicating wirelessly with an external terminal without going through an external access point, A display unit; a display control means for controlling the display unit to display a screen for receiving a user operation for selecting a frequency band to be used in the direct wireless communication, the screen including a first option corresponding to a 2.4 GHz frequency band and a second option corresponding to a 5 GHz frequency band, the first option being associated with a display element indicating a communication standard IEEE802.11n and a display element indicating a communication standard IEEE802.11b; and a communication control means for controlling the access point to operate as an access point using a 2.4 GHz frequency band when the first option is selected, and to operate as an access point using a 5 GHz frequency band when the second option is selected, based on a user operation received via the screen; and A printing device comprising:

2. A printing device having a wireless communication function that operates as an access point for directly communicating wirelessly with an external terminal without going through an external access point, A display unit; a display control means for controlling the display unit to display a screen for receiving a user operation for selecting a frequency band to be used in the direct wireless communication, the screen including a first option corresponding to a 2.4 GHz frequency band and a second option corresponding to a 5 GHz frequency band, the first option being associated with a display element indicating a communication standard IEEE802.11n and a display element indicating a communication standard IEEE802.11g; and a communication control means for controlling the access point to operate as an access point using a 2.4 GHz frequency band when the first option is selected, and to operate as an access point using a 5 GHz frequency band when the second option is selected, based on a user operation received via the screen; and A printing device comprising:

3. 3. The printing device according to claim 2, wherein the first option is further associated with a display element indicating IEEE 802.11b, which is a communication standard.

4. 4. The printing device according to claim 1, wherein the second option is associated with a display element indicating IEEE 802.11ac, which is a communication standard.

5. 5. The printing apparatus according to claim 1, further comprising a reading unit for scanning an original and reading an image.

6. 6. The printing apparatus according to claim 1, further comprising a printing unit that performs printing by an electrophotographic method.

7. Further comprising a wireless communication interface and a wired communication interface, A printing device according to any one of claims 1 to 6, characterized in that the communication control means controls the wireless communication interface and causes the printing device to function as an access point operating in a frequency band corresponding to the option selected on the screen.

8. the printing device is capable of operating as a wireless client that connects to a network provided by an external access point; A printing device as described in claim 7, characterized in that when the printing device is operating as the wireless client using a specified frequency channel, the communication control means operates the printing device to start operating as an access point operating on the specified frequency channel.

9. 9. The printing device according to claim 8, wherein the printing device does not operate as the wireless client when the printing device is in a network state where it is connected to a LAN (Local Area Network) via the wired communication interface.

10. A printing device as described in any one of claims 1 to 8, characterized in that the screen is a screen that is displayed when a first user operation is accepted, and when the printing device is not operating as an access point, the screen further displays an operation object for starting operation as an access point.

11. A printing device as described in any one of claims 1 to 10, characterized in that when the option selected on the screen is an option corresponding to the 5 GHz frequency band, the communication control means operates the printing device so as to start operating as an access point that operates in the 5 GHz frequency band and is based on the IEEE 802.11ac communication standard.

12. 12. The printing device according to claim 1, further comprising a second display control unit that displays a second screen including an SSID (Service Set Identifier) ​​and a password used for connecting to the access point on the display unit.

13. A printing device according to any one of claims 1 to 12, characterized in that when a second user operation is received while the printing device is operating as the access point, the communication control means controls the printing device to stop operating as the access point.

14. 14. The printing device according to claim 1, further comprising a third display control unit configured to display a third screen on the display unit for accepting a user operation to input an SSID (Service Set Identifier) ​​of an external access point.

15. 14. The printing device according to claim 1, further comprising a third display control unit for displaying on the display unit a third screen for accepting a user operation for inputting a password for an external access point.

16. 16. The printing device according to claim 1, wherein a state of options displayed on the screen is changed based on a frequency band used for connection to an external access point.

17. 17. The printing device according to claim 1, wherein the screen includes a message indicating an access point.

18. A printing device according to any one of claims 1 to 17, characterized in that on the screen, within the item as the first option, a display element indicating the communication standard IEEE802.11n and a display element indicating the communication standard IEEE802.11b or g are displayed.

19. 19. The printing device of claim 1, wherein the second option is not associated with a display element indicating IEEE 802.11n.

20. A control method executed by a printing device having a wireless communication function and a display unit that operates as an access point that performs direct wireless communication with an external terminal without going through an external access point, comprising: a display control process for controlling the display unit to display a screen for accepting a user operation for selecting a frequency band to be used in the direct wireless communication, the screen including a first option corresponding to a 2.4 GHz frequency band and a second option corresponding to a 5 GHz frequency band, the first option being associated with a display element indicating a communication standard IEEE802.11n and a display element indicating a communication standard IEEE802.11b; a communication control process for controlling the access point to operate as an access point using a 2.4 GHz frequency band when the first option is selected, and to operate as an access point using a 5 GHz frequency band when the second option is selected, based on a user operation received via the screen; A control method comprising the steps of:

21. A control method executed by a printing device having a wireless communication function and a display unit that operates as an access point that performs direct wireless communication with an external terminal without going through an external access point, comprising: a display control process for controlling the display unit to display a screen for accepting a user operation for selecting a frequency band to be used in the direct wireless communication, the screen including a first option corresponding to a 2.4 GHz frequency band and a second option corresponding to a 5 GHz frequency band, the first option being associated with a display element indicating a communication standard IEEE802.11n and a display element indicating a communication standard IEEE802.11g; a communication control process for controlling the access point to operate as an access point using a 2.4 GHz frequency band when the first option is selected, and to operate as an access point using a 5 GHz frequency band when the second option is selected, based on a user operation received via the screen; A control method comprising the steps of:

22. A program for causing a computer to function as each of the means of the printing device according to any one of claims 1 to 19.

23. A computer-readable storage medium storing a program for causing a computer to function as each of the means of the printing device according to any one of claims 1 to 19.

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