MTM 5400: Difference between revisions

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Line 126: Line 126:
| 20
| 20
| UART2_TXD/USBy_Tx
| UART2_TXD/USBy_Tx
| UART Rx (3.3 V)
! style="width: 30%"; style="color:black; background-color:yellow;" | UART Rx (3.3 V)
! style="width: 30%"; style="color:black; background-color:green;" | Green (USB)
! style="width: 30%"; style="color:black; background-color:green;" | Green (USB)
|-
|-
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| 22
| 22
| UART2_RXD/USBy_Rx
| UART2_RXD/USBy_Rx
| UART Tx (3.3 V)
! style="width: 30%"; style="color:black; background-color:orange;" | UART Tx (3.3 V)
! style="width: 30%"; style="color:black; background-color:white;" | White (USB)
! style="width: 30%"; style="color:black; background-color:white;" | White (USB)
|-
|-

Latest revision as of 21:55, 28 August 2025

Rear connector

Accessory connector
Pin Function Node Programming
1 UART1_TXD/USBxD+
2 UART1_RXD/USBxD-
3 UART1_RTS/USBx_VBUS
4 Gnd USBx
5 1-Wire
6 Key Fail/Flash
7 SWB+
8 Gnd (Serial) UART Gnd
9 Speaker-
10 Speaker+
11 Tx Audio 22 (URIxB)
12 Audio Gnd 20 (URIxB)
13 Mic1/Ext Mic
14 Rx Audio 21 (URIxB)
15 Mic2
16 Gnd (Mic) Black (USB)
17 PTT (5 V) 1 (URIxB) Bridge to Radio pin 23
18 UART2_DTR/USBy_ID Bridge to Radio pin 21 & 24
19 HOOK_PA_EN
20 UART2_TXD/USBy_Tx UART Rx (3.3 V) Green (USB)
21 UART2_RTS/USBy_VBUS Bridge to Radio pin 18 & 24 Red (USB)
22 UART2_RXD/USBy_Rx UART Tx (3.3 V) White (USB)
23 Emergency Bridge to Radio pin 17
24 UART_CTS Bridge to Radio pin 18 & 21
25 Ignition Bridge to Radio pin 26 Bridge to Radio pin 26
26 External Alarm Bridge to Radio pin 25 Bridge to Radio pin 25
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