Specifications

Digi m10 Hardware Reference v 1.20

Page 11 of 36

Figure 3: Pin Assignment

Table 1: Connector Pins on the Digi m10

Pin Name Description

Digital I/O

Direction

Comments

1 VCC Supply

2 GND Ground

3 VCC Supply

4 GND Ground

5 PWR_EN Digi m10 Power Enable Input

Pulled low

using 47KΩ

6 GND Ground

7 RX

3.3 V RS232 Interface. Host controller to the Digi

m10

Input

8 TX 3.3V RS232 Interface. Digi m10 to host controller.

Output

9 SA Satellite Available Output

10 DA Data Available Output

11 Dbg_Tx 3.3V UART Interface Digi M10 to Debug Port Output

12 Dbg_Rx 3.3V UART Interface Debug Port to Digi m10 Input

13 RTS 3.3V UART Interface. Host controller to Digi m10 Input

14 CTS 3.3V UART Interface. Digi m10 to Host controller Output