User Manual

MeiG_SLM550_Hardware Design Manual
MeiG Smart Technology Co., Ltd 21/89
GPIO6_TP_I2C3_SDA 48 I/O
Universal I2C signal, which is
used by default for TP
Pullup to
VREG_L15_1P8
GPIO7_TP_I2C3_SCL 47 I/O
GPIO0 167 I/O
Universal I2C signal
GPIO1 168 I/O
TP
GPIO6_TP_I2C3_SDA
GPIO6_TP_I2
C3_SDA
I/O
Universal I2C signal, which is
used by default for TP
Pullup to
VREG_L15_1P8
GPIO7_TP_I2C3_SCL
GPIO7_TP_I2
C3_SCL
I/O
GPIO80_TP_INT_N
GPIO80_TP_I
NT_N
I TP interrupt
GPIO71_TP_RESET_
N
GPIO71_TP_
RESET_N
O TP reset
USB
USB_HS_DM 13 I/O USB DM
USB_HS_DP 14 I/O USB DP
USB_HS_ID 16 I USB ID
Antenna interface
RF_MAIN 87 I/O The main antenna
RF_WIFI/BT 77 I/O WIFI/BT antenna
RF_DIV 131 I Diversity antenna
RF_GPS 121 I GPS antenna
GPIO and default function
GPIO15 119 I/O Generic GPIO, SPI MOSI
GPIO14 118 I/O Generic GPIO, SPI MISO
GPIO17 117 I/O Generic GPIO, SPI CS
GPIO16 116 I/O Generic GPIO, SPI CLK
GPIO105 115 I/O
Generic GPIO, without
default configuration
GPIO34_MAG_INT 109 I/O
The default configuration is
the compass interrupt signal.