串口测试出问题??
跟着step by step 做串口测试,出现如下现象:Please press Enter to activate this console.
# serial_test
readserailcfg
serialread.dev is /dev/tq2440_serial1
serialread.speed is 57600
serialread.databits is 8
serialread.stopbits is 1
serialread.parity is N
isatty success!
nwrite=20
之后就没反应了,是怎么回事啊,有懂的帮忙解决下。
顶楼上,我也遇到相同的问题“nwrite=15"之后,就什么没有~~求大侠指导~~
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