STM32F1 CAN: Incorrect AF number for PB_8/PB_9 CAN pins

[bcostm]

Description

• Type: Bug
• Related issue:
  https://developer.mbed.org/questions/76094/how-to-use-STM32F103RB-CAN/
• Priority: Major

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Bug

Target
NUCLEO_F103RB

Toolchain:
ALL

Expected behavior
CAN is working when PB_8/PB_9 pins are used.

Actual behavior
PB_8/PB_9 pins are not connected to the CAN peripheral.

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Enhancement

Change the AF number to 10 instead of 1 on PB_8/PB_9 pins in PinMap_CAN_RD/TD tables in PeripheralPins.c file.

Add "case 10" in pin_function() in pinmap.c

See Bill's answer in
https://developer.mbed.org/questions/76094/how-to-use-STM32F103RB-CAN/