JTAG连接不上

2019-07-26 15:15发布

C6748 JTAG连接不上
使用UART BOOT (PC机采用 UART BOOT HOST ),打印信息如下:

(File IO): Read 33380 bytes from file E:.bin.
(Serial Port): Opening COM1 at 115200 baud...
(AIS Parse): Read magic word 0x41504954.
(AIS Parse): Waiting for BOOTME... (power on or reset target now)
(Serial Port): Read error: 由于线程退出或应用程序请求,已放弃 I/O 操作。

(AIS Parse): BOOTME received!
(AIS Parse): Performing Start-Word Sync...
(AIS Parse): Performing Ping Opcode Sync...
(AIS Parse): Processing command 0: 0x58535901.
(AIS Parse): Performing Opcode Sync...
(Serial Port): Read error: The operation has timed out.
(AIS Parse): I/O Error in read!
(Serial Port): Read error: The operation has timed out.
(AIS Parse): I/O Error in read!
(Serial Port): Read error: The operation has timed out.
(AIS Parse): I/O Error in read!
(Serial Port): Read error: The operation has timed out.
(AIS Parse): I/O Error in read!
(Serial Port): Read error: The operation has timed out.
(AIS Parse): I/O Error in read!
(Serial Port): Read error: The operation has timed out.
(AIS Parse): I/O Error in read!
(Serial Port): Read error: The operation has timed out.
(AIS Parse): I/O Error in read!
(Serial Port): Read error: The operation has timed out.
(AIS Parse): I/O Error in read!
(Serial Port): Read error: The operation has timed out.
(AIS Parse): I/O Error in read!
(Serial Port): Read error: The operation has timed out.
(AIS Parse): I/O Error in read!
(Serial Port): Read error: The operation has timed out.
(AIS Parse): I/O Error in read!
(AIS Parse): Opcode Sync failed after 11 consecutive I/O failures.
(AIS Parse): Boot aborted.
(Serial Port): Closing COM1.
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7条回答
jiaxw
1楼-- · 2019-07-26 20:58
楼主详细说说
shimx
2楼-- · 2019-07-27 01:15
 精彩回答 2  元偷偷看……
shimx
3楼-- · 2019-07-27 04:07


SPI BOOT 方式,BOOT 示波器能观测到开始时SPI-CLK 有8个8BIT 方波。
jiaxw
4楼-- · 2019-07-27 09:52
板卡上是否有复位按钮,在连接CCS之前,按复位键再connection,试试。
jiaxw
5楼-- · 2019-07-27 13:00
如果还不行,建议测试JTAG的信号是否正常,还有能否把无法连接的报错发上来?
shimx
6楼-- · 2019-07-27 13:58
嗯,好的,我看看

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