AWR1642BOOST: 使用CANFD测试 MCAN Multiple Tx test，报错Error: CANFD transmit data retry failed [Error code -3502]

使用了AWR1642开发板测试，连接了PCAN-USBFD，S2拨在SPI一侧。

mmwave_sdk_03_05_00_04\packages\ti\drivers\canfd\test测试了第3项，

[Cortex_R4_0] *******************************************************
CANFD Unit Test Menu                        
Please select the type of test to execute:  
1. MCAN Internal loopback test              
2. MCAN External loopback test              
3. MCAN Multiple Tx test                    
4. MCAN External Tx/Rx test                 
5. MCAN EVM-EVM test                        
6. MCAN Tx Cancel test                      
7. MCAN Power down test                     
8. MCAN Message Id Range test               
*******************************************************
> Enter your selection: Debug: Multiple transmission testing
Error: CANFD transmit data retry failed [Error code -3502]
Error: CANFD transmit data retry failed [Error code -3502]
Error: CANFD transmit data retry failed [Error code -3502]
Error: CANFD transmit data retry failed [Error code -3502]
Error: CANFD transmit data retry failed [Error code -3502]

请问这个报错是什么原因？

Chris Meng：

z charles 说：S2拨在SPI一侧

S2应该在CAN那一侧