User's Guide

Copyright ⓒ. 2017. All Rights Reserved.
3. Interface
3.2 Pin description
Table 1. Pin descriptions
PAD. NAME DIRECTION DESCRIPTION
Antenna Interface Pads
C21
MAIN_ANT
Input/Output
RF Main Antenna
AC21
DIV_ANT
Input
RF Diversity Antenna
AE17
GNSS_ANT
Input
GNSS Antenna
User Interface Pads
H6
ACC_PWR_ON
Input
ACC_PWR_ON
I5
BOOT_OK
Output
BOOT_OK
H4
MSG
** Output
MSG
G3
168H_END
** Output
Remote standby mode end
F20
MAIN_ANT_DTC_EN
*,** Output
Main ANT Detect Enable
Z20
DIV_ANT_DTC_EN
** Output
Diversity ANT Detect Enable
I7
SPI_LEVEL_SHIFT_EN
* Output
SPI LEVEL SHIFT Enable
AD4
ETHERNET_DCDC_ENABLE
** Output
Ethernet power enable
F6
GPIO1
*
Output
General purpose I/O
E5
GPIO2
*
General purpose I/O
L6
GPIO3
**
Input/Output
General purpose I/O
N6
GPIO4
**
General purpose I/O
ADC Interface Pads
E19
ADC1
Input
ADC Convertor input for main antenna detect
AA19
ADC2
Input
ADC Convertor input for diversity antenna
detect
PCM Interface Pads
W3
PCM_EN
** Output
PCM 3.3 Level Shifter Enable
X2
PCM_CLK
*,** Input
PCM Clock
W1
PCM_SYNC
Input
PCM Frame Sync
Y3
PCM_DIN
Input
PCM Data In
Y1
PCM_DOUT
** Output
PCM Data Out
JTAG Pin Description
AC7
MDM_JTAG_TMS
Input
JTAG mode select input
AD8
MDM_JTAG_PS_HOLD
input
JTAG PS HOLD detect
AD6
MDM_JTAG_TDI
Input
JTAG data input
AE7
MDM_JTAG_TRST_N
Input
JTAG reset for debug
AB6
MDM_JTAG_TDO
Output
JTAG debugging
AB8
MDM_JTAG_TCK
Input
JTAG clock input
AE9
MDM_JTAG_SRST_N
Input
JTAG reset
USB Interface Pads
N2
USB_HS_DM
Input/Output
USB high speed data (minus)
M1
USB_HS_DP
Input/Output
USB high speed data (plus)
K1
USB_VBUS
Input
USB power
L2
USB_ID
Input
USB ID
SDIO Interface Pads