Note on STM32 CAN Filter Bank Number

2025-06-23 17:07:04 -07:00
parent 886ecf1778
commit 7a9bf36371
1 changed files with 1 additions and 1 deletions
--- a/firmware/components/CAN/CAN-B/Src/can.c
+++ b/firmware/components/CAN/CAN-B/Src/can.c
@@ -56,7 +56,7 @@ void MX_CAN_Init(void)
  /* USER CODE BEGIN CAN_Init 2 */
  CAN_FilterTypeDef canfilterconf;
  canfilterconf.FilterActivation = CAN_FILTER_ENABLE;
-  canfilterconf.FilterBank = 18;
+  canfilterconf.FilterBank = 18; // The STM32F103 has 14 CAN Filter Banks: Use values 0-13. [CHANGE ME]
  canfilterconf.FilterFIFOAssignment = CAN_FILTER_FIFO1;
  canfilterconf.FilterIdHigh = 0x399 << 5;
  canfilterconf.FilterIdLow = 0x0000;