MM3 Pin I/O Description

MM3 Pin I/O Description

This document describes the type and usage of 16 Pin connector of MM3 which is located at the bottom of the device.

1. 16 PIN Description

No.	Name	Connect Information
1	5V	System Power and Charging
2	5V	System Power and Charging
3	USBC_PW	USB Client PWR
4	USBC_DN	USB Client Data Negative
5	USBC_DP	USB Client Data Positive
6	GND	Power Ground
7	RXD	CPU_TRST
8	TXD	TEXT_POINT
9	DM_DET	Active High
10	EX_USBHP	USB HOST PWR
11	USBH_DN	USB Host Data Negative
12	USBH_DP	USB Host Data Positive
13	NC	Not connected
14	NC	Not connected
15	NC	Not connected
16	USB HOST Detect	Detect for USB Host (Low Active) Direct connection is 180ohm Pull down