MTM 5400

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Revision as of 20:02, 25 May 2025 by Wodie (talk | contribs) (Created page with "= Rear connector = {| class="wikitable" style="text-align: center; width: 40% !colspan= "7"| 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+ | | |- ! style="width: 30%"; style="color:lightgray; background-color:black;" | 8 ! style="width:...")
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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)
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 24
19 HOOK_PA_EN
20 UART2_TXD/USBy_Tx UART Tx Green (USB)
21 UART2_RTS/USBy_VBUS Red (USB)
22 UART2_RXD/USBy_Rx White (USB)
23 Emergency Bridge to Radio pin 17
24 UART_CTS Bridge to Radio pin 18
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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