如题，自己设计了一块板子。烧写程序的时候连接了两个CPU，都可以连接上。单独烧写程序至CPU1时没有问题，烧写至CPU1之后再烧写程序至CPU2时报错。CCS提示错误如下：
C28xx_CPU2: Error: (Error -1135 @ 0xC0CC) The debug probe reported an error. Confirm debug probe configuration and connections, reset the debug probe, and retry the operation. (Emulation package 6.0.14.5)
C28xx_CPU2: Trouble Halting Target CPU: (Error -1044 @ 0x0) The debug probe reported an error. Confirm debug probe configuration and connections, reset the debug probe, and retry the operation. (Emulation package 6.0.14.5)
C28xx_CPU2: Error: (Error -1135 @ 0xC0CC) The debug probe reported an error. Confirm debug probe configuration and connections, reset the debug probe, and retry the operation. (Emulation package 6.0.14.5)
C28xx_CPU2: Unable to determine target status after 20 attempts
C28xx_CPU2: Failed to remove the debug state from the target before disconnecting. There may still be breakpoint op-codes embedded in program memory. It is recommended that you reset the emulator before you connect and reload your program before you continue debugging
C28xx_CPU1: Trouble Reading Register RPC: (Error -1044 @ 0x0) The debug probe reported an error. Confirm debug probe configuration and connections, reset the debug probe, and retry the operation. (Emulation package 6.0.14.5)
C28xx_CPU1: Error: (Error -1135 @ 0x82B04) The debug probe reported an error. Confirm debug probe configuration and connections, reset the debug probe, and retry the operation. (Emulation package 6.0.14.5)
C28xx_CPU1: Unable to determine target status after 20 attempts
C28xx_CPU1: Failed to remove the debug state from the target before disconnecting. There may still be breakpoint op-codes embedded in program memory. It is recommended that you reset the emulator before you connect and reload your program before you continue debugging
C28xx_CPU2: Error occurred during flash operation: Could not read 0x0007026D@Data: target is not connected
C28xx_CPU2: Error occurred during flash operation: Could not write 0x0005F444@Data: target is not connected
C28xx_CPU2: Error occurred during flash operation: Could not read 0x0005F444@Data: target is not connected
C28xx_CPU2: Error occurred during flash operation: Could not read 0x00130@Program: target is not connected
C28xx_CPU2: Error writing the PLL values. (Flash algoirthm returned error code). Operation cancelled.
C28xx_CPU2: Error occurred during flash operation: Could not write 0x0005D200@Data: target is not connected
C28xx_CPU2: File Loader: Memory write failed: Unknown error
C28xx_CPU2: GEL: File: D:\ccs6\ccs_work_dir\lab01_LED\Debug\lab01_LED.out: Load failed.
C28xx_CPU2: Error occurred during flash operation: Could not read register PC: target is not connected
C28xx_CPU2: Error occurred during flash operation: Could not write 0x0005F800@Data: target is not connected
C28xx_CPU2: Error occurred during flash operation: Could not write 0x00000@Program: target is not connected
C28xx_CPU2: Error occurred during flash operation: Cannot enable while the target is disconnected
C28xx_CPU2: Error occurred during flash operation: Could not read 0x0005F444@Data: target is not connected
C28xx_CPU2: Error occurred during flash operation: Could not read 0x0007026D@Data: target is not connected
C28xx_CPU2: Error occurred during flash operation: Could not write 0x0005F444@Data: target is not connected
C28xx_CPU2: Error occurred during flash operation: Could not read 0x0005F444@Data: target is not connected
C28xx_CPU2: Error setting the GSxMSEL register for Flash operations
C28xx_CPU2: Error occurred during flash operation: Failed to run target while trying to execute pwrite_en.alg
C28xx_CPU2: Flash operation timed out waiting for the algorithm to complete. Operation cancelled.
C28xx_CPU2: Error occurred during flash operation: Could not read 0x0007026D@Data: target is not connected
C28xx_CPU2: Error occurred during flash operation: Could not write 0x0005F444@Data: target is not connected
C28xx_CPU2: Error occurred during flash operation: Could not read 0x0005F444@Data: target is not connected
C28xx_CPU2: Error occurred during flash operation: Could not read 0x0007026D@Data: target is not connected
C28xx_CPU2: Error occurred during flash operation: Could not write 0x0005D200@Data: target is not connected
C28xx_CPU2: Error occurred during flash operation: Could not read 0x5D200@Program: target is not connected
C28xx_CPU2: Error occurred during flash operation: Could not read 0x0007026D@Data: target is not connected
C28xx_CPU2: Flash Programmer: Unable to acquire the clock semaphore. The other core might still be accessing the clock registers. Operation Cancelled.
C28xx_CPU2: Error occurred during flash operation: Could not write register PC: target is not connected
同时，我还有一块买来的开发板，在同样的程序同样的配置之下，连接两个CPU烧写程序都没有问题。
求问各位大佬，可能是哪儿出了问题？如果28377芯片有的管脚断路了会造成一个CPU能下载程序而另一个下载不了吗？还是说我的芯片坏了呢？
谢谢您的回答，感激不尽！
