CAN bus baud rate adaptive method and device based on TC387 chip and storage medium
A CAN bus, baud rate technology, applied in the direction of bus network, data exchange through path configuration, digital transmission system, etc., can solve the high sampling requirements, low adaptive matching success rate, and cannot eliminate bus level jumps and other problems, to achieve the effect of fast adaptive speed and high success rate
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Embodiment 1
[0050] Embodiment 1 of the present invention discloses a CAN bus baud rate adaptive method based on the TC387 chip. In Embodiment 1 of the present invention, the CAN bus baud rate adaptive method can be applied to automobile controllers and electronic communications, and is suitable for TC387 chips, but not only limited to TC387 chips, but also applicable to other chips. Each will be described in detail below.
[0051] figure 1 It shows a CAN bus baud rate adaptive method based on the TC387 chip provided according to Embodiment 1 of this specification. combine figure 1 Shown, this CAN bus baud rate adaptive method comprises the following steps:
[0052] Step 101, configure the baud rate matching table of the CAN bus.
[0053] Specifically, the baud rate matching table includes a first priority baud rate matching table and a second priority baud rate matching table.
[0054] In a specific embodiment, all possible baud rates on the CAN bus are divided into the first priorit...
Embodiment 2
[0080] Embodiment 2 of the present invention discloses a CAN bus baud rate adaptive method based on the TC387 chip. In Embodiment 2 of the present invention, the CAN bus baud rate adaptive method can be applied to automobile controllers and electronic communications, and is suitable for TC387 chips, but not only limited to TC387 chips, but also applicable to other chips. Each will be described in detail below.
[0081] figure 2 It shows a CAN bus baud rate adaptive method based on the TC387 chip provided according to the second embodiment of this specification. combine figure 2 Shown, this CAN bus baud rate adaptive method comprises the following steps:
[0082] Step 201, configure the baud rate matching table of the CAN bus.
[0083] Specifically, the baud rate matching table includes a first priority baud rate matching table and a second priority baud rate matching table.
[0084] In a specific embodiment, all possible baud rates on the CAN bus are divided into the fi...
Embodiment 3
[0123] The third embodiment of the present invention discloses a CAN bus baud rate adaptive method based on the TC387 chip. In the third embodiment of the present invention, the CAN bus baud rate adaptive method can be applied to automobile controllers and electronic communications, and is suitable for TC387 chips, but not only limited to TC387 chips, but also applicable to other chips. Each will be described in detail below.
[0124] The CAN bus baud rate adaptive method in the embodiment of the present invention three specifically includes the following steps:
[0125] Step 301, configure the baud rate matching table of the CAN bus.
[0126] Specifically, the baud rate matching table includes a first priority baud rate matching table and a second priority baud rate matching table.
[0127] All possible baud rates on the CAN bus are divided into the first-priority baud-rate matching table and the second-priority baud-rate matching table according to common usage. Among the...
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