在C6657自制板上跑通了STKC6657中的Timer例程的看门狗功能,然后将看门狗功能加入到自己正确的工程中,本地定时器中断改为了外部的GPIO中断,在启动看门狗后,console显示
start watch-dog timer…
start watch-dog timer…
External exception happened. MEXPFLAG[3]=0x1.
Event 96: DSP Interrupt 14 (INTC input Event 88) dropped
NRP=0x838e40, NTSR=0x1000d, IRP=0x838e44, ITSR=0x1, TSCH= 0x0, TSCL= 0x100b
B3=0x837d48, A4=0x83c52a, B4= 0xa, B14= 0x83d1fc, B15= 0x83c450
Invalid CIO command (65) in the CIO buffer at address (0x83D350) was not recognized.
请问这可能是什么原因造成的?
user5306918:
是KeyStone_EXC_external()函数提示的问题
Nancy Wang:
回复 user5306918:
请问是问题已经解决了吗?