Figure 75: Accessories Expansion Cable, PMKN4029_ or PMKN4056_
Figure 76: Accessories Expansion Cable, PMKN4429_ or PMKN4456_
Table 88: Associated Components
Annotation Description
1 DB25 Connector
2 Mobile Microphone Port
3 USB Connector
Table 89: Accessories Expansion Cable — Connections
USB A JACK Signal subD 25 Pos
1 VBUS 9
2 D- 22
3 D+ 21
4 Ground 18
Mobile Microphone Port (MMP)
1 1_WIRE 16
2 GPIO_3 / OTG-ID / RTSc (PTT) 4
3 Speaker to Headset 17
4 GPIO_2 / D- / RxDc 6
5 GND (Ground) N/A
MN009998A01-AA
Chapter 4: Connectors and PIN Assignment
113