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7 Using Modbus-RTU Slave Mode
7-6
CJ-series Serial Communications Units Operation Manual for NJ-series CPU Unit(W494)
* When default settings are specified, settings of the Baud Rate, Parity Yes/No and Parity Even/Odd settings are disabled. To
specify settings other than the default settings, apply user settings.
The default settings are Baud Rate: 19,200 bps, Data Length: 8 bits, Parity: Even, and Stop Bits: 1 bit.
*_P1_BaudrateCfg
*_P2_BaudrateCfg
USINT
RW
Baud Rate
(unit: bps)
0: 19,200
3: 1,200
4: 2,400
5: 4,800
6: 9,600
7: 19,200
8: 38,400
9: 57,600
10: 115,200
11: 230,400
Default: 0
*_P1_MbsSlavAdrCfg
*_P2_MbsSlavAdrCfg
USINT
RW
Modbus-
RTU Slave
Address
Range: 1 to 247
Default: 0
*_P1_MbsCoilsAreaCfg
*_P2_MbsCoilsAreaCf
g
BYTE
RW
Coils Alloca-
tion Area
16#00: CIO area (default)
16#B0: CIO area
16#B1: Work area
16#B2: Holding area
16#B3: Auxiliary area
*_P1_MbsRegAreaCfg
*_P2_MbsRegAreaCfg
WORD
RW
MODBUS-
RTU Set-
tings
Bits 08 to 15: Input Registers Allo-
cation Area
Bits 00 to 07: Holding Registers
Allocation Area
*_P1_MbsInRegAre
aCfg
*_P2_MbsInRegAre
aCfg
BYTE
RW
Input Regis-
ters Alloca-
tion Area
16#00: CIO area (default)
16#B0: CIO area
16#B1: Work area
16#B2: Holding area
16#B3: Auxiliary area
*_P1_MbsHdRegAre
aCfg
*_P2_MbsHdRegAr
eaCfg
BYTE
RW
Holding
Registers
Allocation
Area
16#00: DM area (default)
16#82: DM area
16#50 to 5C: EM bank 0 to bank C
16#A0 to AC: EM bank 0 to bank C
Device variable for CJ-series Unit
Type
R/W
Name
Function
Port 1
Port 2
Содержание CJ1W-SCU22
Страница 192: ...4 Using Protocol Macros 4 56 CJ series Serial Communications Units Operation Manual for NJ series CPU Unit W494...
Страница 250: ...6 No protocol Mode 6 22 CJ series Serial Communications Units Operation Manual for NJ series CPU Unit W494...
Страница 460: ...A Standard System Protocol R 126 CJ series Serial Communications Units Operation Manual for NJ series CPU Unit W494...
Страница 473: ...Index 1 CJ series Serial Communications Units Operation Manual for NJ series CPU Unit W494 I Index...