User's Manual

Leader In Mobile
13
4-2-3. Data Ports Assignments
4-2-4. GPIO Interface Specifications
Interface DC Voltage Maximum Current
Input 5V – 24VDC -
Output 5V – 24VDC
Single Output 500mA
4-2-5. Data Port Pin Assignments
Pin NO. Description Pin No. Description
1 Common+ 10 GPIO Input 4
2 Common- 11 GPIO Output 5
3 GPIO Output 1 12 GPIO Output 6
4 GPIO Input 1 13 GPIO Output 7
5 GPIO Output 2 14 Ground
6 GPIO Input 2 15 TXD
7 GPIO Output 3 16 RXD
8 GPIO Input 3 17
9 GPIO Output 4 - -