CAS CI-100A - 23. Serial Communication Details; COM Ports, Settings, and String Format

CI-100A Indicator Operation & Service Manual
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CAS-USA Corporation
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24.5 SIO---Serial Input Output Connector
PIN # DEFINITION IN/OUT/POWER ELECTRICAL LEVEL
1 RS485 signal A (if RS485 installed) Input/output 0-5Vdc
2 RS232 Transmit on COM1 Output -12 to +12Vdc
3 RS232 Receive on COM1 Input -12 to +12Vdc
4
5 GND Power ground 0Vdc
6
7
8
9 RS485 signal B (if RS485 installed) Input/output 0-5Vdc
24.6 J1---USB Connector for virtual RS232 #1 and USB power supply
PIN # DEFINITION IN/OUT/POWER ELECTRICAL LEVEL
1 VDD Power output
5±0.3 Vdc
2 RXD Receive on COM2 Input 0-5Vdc
3 TXD Transmit on COM2 Output 0-5Vdc
4 GND of VDD Power ground 0Vdc
5 GND1 of VUSBH Power ground 0Vdc
6 USB Power DC/DC select Output 0-5Vdc
7 USB Power DC/DC output output
6±0.3 Vdc
24.7 KCAK Jumper set:
CONNECTED PINS FUNCTION
1-2 Calibration Disabled
2-3 Calibration Enabled
24.8 JP1 Jumper:
CONNECTED PINS FUNCTION
1-2 Two shorter on pin1-2: 4 wires Load cell is used
2-3 Two shorter on pin2-3: 6 wires load cell is used
24.8 ICM1 Socket: used for optional Bluetooth, RS485 or USB interface
24.9 JTAG and IOSEL used by Manufacture