protech PA-6225 - COM Connectors; I-Button Connector; I-Button Function Selection

Chapter 2 System Configuration
PA-6225 SERIES USER MANUAL
Page 27
2-4-2. COM Connectors
COM1_1, COM2_1, COM3_1, COM4_1, COM4_2: COM Connectors
PIN
ASSIGNMENT
PIN
ASSIGNMENT
1
DCD
6
DSR
2
RXD
7
RTS
3
TXD
8
CTS
4
DTR
9
RI/+5V/+12V selectable
(Max. current: 1A)
5
GND
10
NC
Note: Each COM connector is RI/+5V/+12V selectable.
Refer to the COM Port RI & Voltage Selection section for
details.
2-4-3. i-Button Connector
JI_BUTTON1: i-Button Connector
PIN
ASSIGNMENT
1
COM3_DTR_R_I
2
COM3_RXD_R_I
2-4-4. i-Button Function Selection
JP20, JP21, JP22: i-Button Function Connectors
SELECTION
JUMPER SETTING
JUMPER ILLUSTRATION
COM3
(Default)
1-2
1
3
JP20/JP21/JP22/
i-Button*
2-3
1
3
JP20/JP21/JP22/
*COM3 & COM3_1 will not function when jumpers JP20, JP21 & JP22 are set as “i-Button.”
JI_BUTTON1
51
10
6
COM1_1/
COM2_1/
COM3_1/
COM4_1/
610
1
5
COM4_2/