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Need help on using Remote Transmission Request(RTR) in CAN

deepakelango05
Associate II

I have no Idea how to use the RTR in CAN for STM32F407VG , So I need some help on how to use RTR. 

1 REPLY 1
QSHAO.1
ST Employee

If you are talking about RTR bit in ARBITRATION FIELD of CAN frame, The polarity of the RTR bit indicates whether a transmitted frame is a DATA FRAME(RTR bit ’dominant’) or a REMOTE FRAME (RTR bit ’recessive’).