Saci SAM3001 Serie Manual De Usuario página 93

is "0000 0010" in binary system which means second loop of digital input is
closed.
12.1.5 Read data register value（function code 0x03/0x04）
Frame
structur
e
Host
Byte
request
Data
range
Messag
e
exampl
e
Frame
structur
e
slave
respons
e
Byte
Messag
SAM3001 Manual de usuario V5
Addres Functio
s code n code
1 byte 1 byte
0x03/
1～
247
0x04
0x01 0x03
addres functio
s code n code
1 byte 1 byte
0x01 0x03
-93-
Data code
initial
numbe
registe
r of
r
registe
addres
r
s
2 bytes 2 bytes
Max
100
0x00 0x00
0x06 0x06
data code
byte of
registe
registe
r value
r
12
1 byte
bytes
0x0C
（12-
CRC check
code
2 bytes
CRC16
0XE4 0x36
CRC check
code
2 bytes
（CRC16