BLIIoT S275 - Page 72

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Cellular IoT M2M RTU --- S272/S274/S275
5A(bit0)
90(bit0)
DI0 count clear
Bool
Write 1 to clear DI0 count
5A(bit1)
90(bit1)
DI1 count clear
Bool
Write 1 to clear DI1 count
5A(bit2)
90(bit2)
DI2 count clear
Bool
Write 1 to clear DI2 count
5A(bit3)
90(bit3)
DI3 count clear
Bool
Write 1 to clear DI3 count
Device I/O data point read and write flag
Data Point
Flag
Type
Description
DO
DOx
Switcher
0 is open, 1 is closed
DI
DIx
Switcher
0 is open, 1 is closed
AI
AIx
Value
True value = original value
Temperature
TEMP
Value
True value = original value
Humidity
HUMI
Value
True value = original value
External power voltage
EXTPWR
Value
True value = original value
DIN0 counter
COUNT
Value
True value = original value
DIN1counter
COUNT1
Value
True value = original value
DIN2 counter
COUNT2
Value
True value = original value
DIN3counter
COUNT3
Value
True value = original value
Note：
“DOx": DO0, DO1, DO2, DO3
“DIx": DI0, DI1, DI2, DI3, DI4, DI5, DI6, DI7
“AIx": AI0, AI1, AI2, AI3, AI4, AI5
8.2 Mapping Register
1) Holding Coil (Function Code 01, Function Code 05, Function Code 15)
Register Address
Definition
Data Type
Description
Hexadecimal
Decimal
40
64
Bool 64
Bool
Boolean type, slave
mapping address, can
mapping slave input coil
and holding coil status.
Total 64
41
65
Bool 65
Bool
42
66
Bool 66
Bool
...
...
...
Bool
...
...
...
Bool
7F
127
Bool 127
Bool
2) 16 Bit Slave Register: Read and Write, Holding Register, Function Code 03, 06, 16
Register Address
Definition
Data Type
Description