CAN data transfer error

取消
显示结果 
显示  仅  | 搜索替代 
您的意思是: 

CAN data transfer error

238 次查看
Andrew101
Contributor II

Hello everyone,

I tried to use a example of CAN on S32K344 EVB  board. I used CAN AUTOSAR MCAL layer example (RTD600 MCAL & IP] S32K3X4EVB-T172 FlexCAN Example Interrupt/Polling - NXP Community). However, when I measured the signal by logic analyzer, I saw the board always sent 1 or some wrong bytes in the data field. I expect the data field is "0x01,0x02, 0x03, 0x04,0x05, 0x06, 0x07, 0x08". The position of these wrong bytes is random. I use S32DS version 3.6.3 and RTD6.0.0. Here are the results. Thanks for your help.

Andrew101_0-1760349015816.pngAndrew101_1-1760349052692.png

Andrew101_2-1760349075447.png

 

 

0 项奖励
回复
1 回复

172 次查看
Julián_AragónM
NXP TechSupport
NXP TechSupport

Hi @Andrew101,

Are you measuring CAN_Rx, or CAN_H/L from the bus? Also, if possible, please try testing the project with any CAN interface available. I can see the project successfully returns a frame at 500kbps with the bus status kept at OK.

Snag_66f4971.png

I can also see from the logic analyzer there are no issues. Could you please check connections, GND, sampling point + voltage threshold (if available) from your analyzer? Also, please check if jumper settings are configured as stated in the S32K3X4EVB-T172 Getting Starded.

Snag_66ebfb0.png

Best regards,
Julián

0 项奖励
回复
%3CLINGO-SUB%20id%3D%22lingo-sub-2184760%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3ECAN%20%E6%95%B0%E6%8D%AE%E4%BC%A0%E8%BE%93%E9%94%99%E8%AF%AF%3C%2FLINGO-SUB%3E%3CLINGO-BODY%20id%3D%22lingo-body-2184760%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3E%3CP%3E%E5%A4%A7%E5%AE%B6%E5%A5%BD%3C%2FP%3E%3CP%3E%E6%88%91%E5%B0%9D%E8%AF%95%E5%9C%A8%20S32K344%20EVB%20%E6%9D%BF%E4%B8%8A%E4%BD%BF%E7%94%A8%20CAN%20%E7%9A%84%E7%A4%BA%E4%BE%8B%E3%80%82%E6%88%91%E4%BD%BF%E7%94%A8%E4%BA%86%20C%20%3CSTRONG%3EAN%3C%2FSTRONG%3E%20%3CSTRONG%3EAUTOSAR%20MCAL%20%E5%B1%82%E7%A4%BA%E4%BE%8B%3C%2FSTRONG%3E%EF%BC%88%3CA%20href%3D%22https%3A%2F%2Fcommunity.nxp.com%2Ft5%2FS32K-Knowledge-Base%2FRTD600-MCAL-amp-IP-S32K3X4EVB-T172-FlexCAN-Example-Interrupt%2Fta-p%2F2142069%22%20target%3D%22_blank%22%3ERTD600%20MCAL%20%26amp%3B%20IP%5D%20S32K3X4EVB-T172%20FlexCAN%20%E7%A4%BA%E4%BE%8B%E4%B8%AD%E6%96%AD%2F%3C%2FA%3E%20%E8%BD%AE%E8%AF%A2%E2%80%94%E2%80%94%E6%81%A9%E6%99%BA%E6%B5%A6%E7%A4%BE%E5%8C%BA%EF%BC%89%E3%80%82%E4%BD%86%E6%98%AF%EF%BC%8C%E5%BD%93%E6%88%91%E7%94%A8%E9%80%BB%E8%BE%91%E5%88%86%E6%9E%90%E5%99%A8%E6%B5%8B%E9%87%8F%E4%BF%A1%E5%8F%B7%E6%97%B6%EF%BC%8C%E6%88%91%E5%8F%91%E7%8E%B0%E6%9D%BF%E5%9C%A8%E6%95%B0%E6%8D%AE%E5%AD%97%E6%AE%B5%E4%B8%AD%E6%80%BB%E6%98%AF%E5%8F%91%E9%80%81%201%20%E4%B8%AA%E6%88%96%E4%B8%80%E4%BA%9B%E9%94%99%E8%AF%AF%E7%9A%84%E5%AD%97%E8%8A%82%E3%80%82%E6%88%91%E5%B8%8C%E6%9C%9B%E6%95%B0%E6%8D%AE%E5%AD%97%E6%AE%B5%E6%98%AF%22%200x01%3CSPAN%3E%2C0x02%2C%200x03%2C%200x04%2C0x05%2C%200x06%2C%200x07%2C%200x08%22%3C%2FSPAN%3E%E3%80%82%E8%BF%99%E4%BA%9B%E9%94%99%E8%AF%AF%E5%AD%97%E8%8A%82%E7%9A%84%E4%BD%8D%E7%BD%AE%E6%98%AF%E9%9A%8F%E6%9C%BA%E7%9A%84%E3%80%82%E6%88%91%E4%BD%BF%E7%94%A8%E7%9A%84%E6%98%AF%20S32DS%203.6.3%20%E7%89%88%E5%92%8C%20RTD6.0.0%E3%80%82%E7%BB%93%E6%9E%9C%E5%A6%82%E4%B8%8B%E3%80%82%E8%B0%A2%E8%B0%A2%E6%82%A8%E7%9A%84%E5%B8%AE%E5%8A%A9%E3%80%82%3C%2FP%3E%3CP%3E%3CSPAN%20class%3D%22lia-inline-image-display-wrapper%20lia-image-align-inline%22%20image-alt%3D%22Andrew101_0-1760349015816.png%22%20style%3D%22width%3A%20400px%3B%22%3E%3Cspan%20class%3D%22lia-inline-image-display-wrapper%22%20image-alt%3D%22Andrew101_0-1760349015816.png%22%20style%3D%22width%3A%20400px%3B%22%3E%3Cimg%20src%3D%22https%3A%2F%2Fcommunity.nxp.com%2Ft5%2Fimage%2Fserverpage%2Fimage-id%2F360456iB62AE0B723FC6D3E%2Fimage-size%2Fmedium%3Fv%3Dv2%26amp%3Bpx%3D400%22%20role%3D%22button%22%20title%3D%22Andrew101_0-1760349015816.png%22%20alt%3D%22Andrew101_0-1760349015816.png%22%20%2F%3E%3C%2Fspan%3E%3C%2FSPAN%3E%3CSPAN%20class%3D%22lia-inline-image-display-wrapper%20lia-image-align-inline%22%20image-alt%3D%22Andrew101_1-1760349052692.png%22%20style%3D%22width%3A%20400px%3B%22%3E%3Cspan%20class%3D%22lia-inline-image-display-wrapper%22%20image-alt%3D%22Andrew101_1-1760349052692.png%22%20style%3D%22width%3A%20400px%3B%22%3E%3Cimg%20src%3D%22https%3A%2F%2Fcommunity.nxp.com%2Ft5%2Fimage%2Fserverpage%2Fimage-id%2F360457i69677A9835CAAD93%2Fimage-size%2Fmedium%3Fv%3Dv2%26amp%3Bpx%3D400%22%20role%3D%22button%22%20title%3D%22Andrew101_1-1760349052692.png%22%20alt%3D%22Andrew101_1-1760349052692.png%22%20%2F%3E%3C%2Fspan%3E%3C%2FSPAN%3E%3C%2FP%3E%3CP%3E%3CSPAN%20class%3D%22lia-inline-image-display-wrapper%20lia-image-align-inline%22%20image-alt%3D%22Andrew101_2-1760349075447.png%22%20style%3D%22width%3A%20400px%3B%22%3E%3Cspan%20class%3D%22lia-inline-image-display-wrapper%22%20image-alt%3D%22Andrew101_2-1760349075447.png%22%20style%3D%22width%3A%20400px%3B%22%3E%3Cimg%20src%3D%22https%3A%2F%2Fcommunity.nxp.com%2Ft5%2Fimage%2Fserverpage%2Fimage-id%2F360458i1DB507EC9EC6BC03%2Fimage-size%2Fmedium%3Fv%3Dv2%26amp%3Bpx%3D400%22%20role%3D%22button%22%20title%3D%22Andrew101_2-1760349075447.png%22%20alt%3D%22Andrew101_2-1760349075447.png%22%20%2F%3E%3C%2Fspan%3E%3C%2FSPAN%3E%3C%2FP%3E%3CBR%20%2F%3E%3CBR%20%2F%3E%3C%2FLINGO-BODY%3E%3CLINGO-SUB%20id%3D%22lingo-sub-2187803%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%20translate%3D%22no%22%3ERe%3A%20CAN%20data%20transfer%20error%3C%2FLINGO-SUB%3E%3CLINGO-BODY%20id%3D%22lingo-body-2187803%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3E%3CP%3E%E4%BD%A0%E5%A5%BD%3CA%20href%3D%22https%3A%2F%2Fcommunity.nxp.com%2Ft5%2Fuser%2Fviewprofilepage%2Fuser-id%2F254964%22%20target%3D%22_blank%22%3E%40Andrew101%3C%2FA%3E%E3%80%81%3C%2FP%3E%0A%3CP%3E%E4%BD%A0%E6%98%AF%E5%9C%A8%E6%B5%8B%E9%87%8F%E6%80%BB%E7%BA%BF%E4%B8%8A%E7%9A%84%20CAN_Rx%20%E8%BF%98%E6%98%AF%20CAN_H%2FL%EF%BC%9F%E6%AD%A4%E5%A4%96%EF%BC%8C%E5%A6%82%E6%9E%9C%E5%8F%AF%E8%83%BD%E7%9A%84%E8%AF%9D%EF%BC%8C%E8%AF%B7%E5%B0%9D%E8%AF%95%E4%BD%BF%E7%94%A8%E4%BB%BB%E4%BD%95%20CAN%20%E6%8E%A5%E5%8F%A3%E5%AF%B9%E9%A1%B9%E7%9B%AE%E8%BF%9B%E8%A1%8C%E6%B5%8B%E8%AF%95%E3%80%82%20%E6%88%91%E5%8F%AF%E4%BB%A5%E7%9C%8B%E5%88%B0%E8%AF%A5%E9%A1%B9%E7%9B%AE%E6%88%90%E5%8A%9F%E8%BF%94%E5%9B%9E%E4%BA%86%20500kbps%20%E7%9A%84%E5%B8%A7%EF%BC%8C%E6%80%BB%E7%BA%BF%E7%8A%B6%E6%80%81%E4%BF%9D%E6%8C%81%E5%9C%A8%20OK%E3%80%82%3C%2FP%3E%0A%3CP%3E%3CSPAN%20class%3D%22lia-inline-image-display-wrapper%20lia-image-align-inline%22%20image-alt%3D%22Snag_66f4971.png%22%20style%3D%22width%3A%20400px%3B%22%3E%3Cspan%20class%3D%22lia-inline-image-display-wrapper%22%20image-alt%3D%22Snag_66f4971.png%22%20style%3D%22width%3A%20400px%3B%22%3E%3Cimg%20src%3D%22https%3A%2F%2Fcommunity.nxp.com%2Ft5%2Fimage%2Fserverpage%2Fimage-id%2F361261i6F2E66B775B5DE05%2Fimage-size%2Fmedium%3Fv%3Dv2%26amp%3Bpx%3D400%22%20role%3D%22button%22%20title%3D%22Snag_66f4971.png%22%20alt%3D%22Snag_66f4971.png%22%20%2F%3E%3C%2Fspan%3E%3C%2FSPAN%3E%3C%2FP%3E%0A%3CP%3E%E4%BB%8E%E9%80%BB%E8%BE%91%E5%88%86%E6%9E%90%E4%BB%AA%E4%B8%8A%E4%B9%9F%E5%8F%AF%E4%BB%A5%E7%9C%8B%E5%87%BA%E6%B2%A1%E6%9C%89%E9%97%AE%E9%A2%98%E3%80%82%E8%AF%B7%E6%A3%80%E6%9F%A5%E5%88%86%E6%9E%90%E4%BB%AA%E7%9A%84%E8%BF%9E%E6%8E%A5%E3%80%81%E6%8E%A5%E5%9C%B0%E3%80%81%E9%87%87%E6%A0%B7%E7%82%B9%E5%92%8C%E7%94%B5%E5%8E%8B%E9%98%88%E5%80%BC%EF%BC%88%E5%A6%82%E6%9E%9C%E6%9C%89%EF%BC%89%E3%80%82%E6%AD%A4%E5%A4%96%EF%BC%8C%E8%AF%B7%E6%A3%80%E6%9F%A5%E8%B7%B3%E7%BA%BF%E8%AE%BE%E7%BD%AE%E6%98%AF%E5%90%A6%E6%8C%89%E7%85%A7%3CA%20href%3D%22https%3A%2F%2Fwww.google.com%2Furl%3Fsa%3Dt%26amp%3Brct%3Dj%26amp%3Bq%3D%26amp%3Besrc%3Ds%26amp%3Bsource%3Dweb%26amp%3Bcd%3D%26amp%3Bcad%3Drja%26amp%3Buact%3D8%26amp%3Bved%3D2ahUKEwi69cbB26mQAxVDJEQIHc0BEEEQFnoECBsQAQ%26amp%3Burl%3Dhttps%253A%252F%252Fwww.nxp.com%252Fdesign%252Fdesign-center%252Fdevelopment-boards-and-designs%252FS32K3X4EVB-T172%26amp%3Busg%3DAOvVaw0-PSUYGzyccS0CU7IWo-A6%26amp%3Bopi%3D89978449%22%20target%3D%22_self%22%20rel%3D%22nofollow%20noopener%20noreferrer%22%3E%20S32K3X4EVB-T172%20Getting%20Starded%20%E4%B8%AD%E7%9A%84%E8%AF%B4%E6%98%8E%E8%BF%9B%E8%A1%8C%E4%BA%86%E9%85%8D%E7%BD%AE%20%E3%80%82%3C%2FA%3E%3C%2FP%3E%0A%3CP%3E%3CSPAN%20class%3D%22lia-inline-image-display-wrapper%20lia-image-align-inline%22%20image-alt%3D%22Snag_66ebfb0.png%22%20style%3D%22width%3A%20400px%3B%22%3E%3Cspan%20class%3D%22lia-inline-image-display-wrapper%22%20image-alt%3D%22Snag_66ebfb0.png%22%20style%3D%22width%3A%20400px%3B%22%3E%3Cimg%20src%3D%22https%3A%2F%2Fcommunity.nxp.com%2Ft5%2Fimage%2Fserverpage%2Fimage-id%2F361259iB563DE5EBE6415A1%2Fimage-size%2Fmedium%3Fv%3Dv2%26amp%3Bpx%3D400%22%20role%3D%22button%22%20title%3D%22Snag_66ebfb0.png%22%20alt%3D%22Snag_66ebfb0.png%22%20%2F%3E%3C%2Fspan%3E%3C%2FSPAN%3E%3C%2FP%3E%0A%3CP%3E%E8%87%B4%E4%BB%A5%E6%9C%80%E8%AF%9A%E6%8C%9A%E7%9A%84%E9%97%AE%E5%80%99%EF%BC%8C%3CBR%20%2F%3EJuli%C3%A1n%3C%2FP%3E%3C%2FLINGO-BODY%3E