AP
for i in {1..255}; do modbus_client -mrtu -b9600 /dev/ttyRS485-2--debug -a$i -t3 -r128 -s2 -pnone; done 2>/dev/null | grep Data
Size: a a a
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P
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P
root@wirenboard:~#
for i in {1..247};
do modbus_client -mrtu /dev/ttyAPP1 --debug -a$i -t3 -r0x80 -s2 -pnone;
done 2>/dev/null | grep Data:
Data: 0x0072
AP
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P
P
A
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A
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AP
A
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A
A
AP