AUTODA AD2017D - 6.2 Continuous Data Output Format

39
Write Command 10H Response Format
Byte
XX
Func
tion
Cod
e
XX
XX
XX
XX
CR
C
H
CRC
L
Defin
ition
Cont
rolle
r
addr
ess
10H
High
segment
of
starting
address
(H)
Low
segment
of
starting
address
(L)
High
segment
of the
number
of
registers
(H)
Low
segme
nt of
the
numbe
r of
register
s (L)
Chec
k
(H)
Check
(L)
Example of debugging serial ports: read the real-time
measured value ( Baud rate: 9600. Data format 8n1. Sending
and receiving are all in hexadecimal. )
Send: 01 03 00 01 00 02 95 CB
Return: 01 03 04 00 00 0A 0B BD 54
Return analysis: starting from the fourth byte, it is a real-time
measured value, 00 00 0A 0B. Method of calculation:00 ×
256
3 +
00 × 256
2 +
0A × 256 + 0B = 2571