Indoor unit
0x7EE
capacity demand
0x7EF– 0x7FF (Reserve)
1.5.3、 【 Read/Write integer】 Control parameters ( Operation function code:
write 0x06 or 0x10)
Holding registers (W/R)
Singe indoor unit info
Base address: 0x3000, Max. amount of data of each module: 16 bytes
Operation address = Base address + Relative address
Relative
Data name
addr.
#00 Indoor unit
0x00
Set
running
mode
0x01
Setting
speed
0x02
Setting
Note
B0
Fan mode 1: ON, 0: OFF
B1
Dehumidify
ON, 0: OFF
B2
Heating mode 1: ON, 0:
OFF
B3
Cooling mode 1: ON, 0:
OFF
B4
Auto mode 1: ON, 0:
OFF
B5
Reserve
B6
Reserve
B7
Switch ON/OFF, 1: ON,
0: OFF
bit6~bit0 mutual exclusion each other
fan
B0
High speed 1: ON, 0:
OFF
B1
Middle speed 1: ON, 0:
OFF
B2
Low speed 1: ON, 0: OFF
B3
Breeze speed 1: ON, 0:
OFF
B4
Reserve
B5
Reserve
B6
Reserve
B7
Auto fan 1: On, 0: Off
All bit is 0 means fan motor is OFF
16~32means 16~32℃, other value is invalid
42
B8
Reserve
mode
1:
B9
Reserve
B10
Reserve
B11
Reserve
B12
Reserve
B13
Reserve
B14
Reserve
B15
Reserve
B8
Reserve
B9
Reserve
B10
Reserve
B11
Reserve
B12
Reserve
B13
Reserve
B14
Reserve
B15
Reserve
V.1