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P8
8
Modbus Address
The nDO parameters in the following Modbus Address Tables are as follows:
Mode
Name
Universal
DIO
Number of DO channels
(nDO)
Number of DI channels
(nDI)
ET-2261
-
10
-
ET-2261-16
-
16
-
(0xxxx) DO address:
Begin
address
Points
Description
Bits
Per
Point
Range
Access
Type
0 (0x0)
1~nDO
Digital Output Channels
1
0: OFF
1: ON
R/W
60 (0x3C)
1
Saves specific data to
Flash (The access type for
some registers is labeled
with an
“
E”
)
1
0: cannot be
write
1:can be write
W
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
100 (0x21)
1~nDO
Enables the PWM for all
DO Channels
1
0: OFF
1: ON
(Default: 0)
R/W
235 (0xEB)
1~nDO
Sets the Power-on value for
all DO Channels
1
0: OFF
1: ON
(Default: 0)
R/W/F
267 (0x10B) 1~nDO
Sets the Safe value for all DO
Channels
1
0: OFF
1: ON
(Default: 0)
R/W/F
“
R
”: Read, “
W
”: Write, “
F
”: Settings are recorded in flash by default,
“
E
”: After writing DO[60] register, the data will be stored in flash.
Note
For detail “DI/DO Modbus Address” information, refer to Section 6.3 Modbus Register Table
of user’s manual (http://ftp.icpdas.com/pub/cd/6000cd/napdos/et2200/document/).