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Table 10: IO interface
Signal
GPIO40
POWER_ON
RESET
GPIO41
GPIO43
GPIO44
VDD_3V
CURRENT_SINK
ADC1
GPIO1
GPIO4
GPIO42
SPI_CS_N
SPI_MISO
(UART_RXD)
SPI_MOSI
(UART_TXD)
ADC2
KEYSENSE_N0
KEYSENSE_ N1
KEYSENSE_ N2
KEYSENSE_ N3
KEYSENSE_ N4
KEYPAD_0
KEYPAD_1
KEYPAD_2
KEYPAD_3
KEYPAD_4
I2C_SDA
I2C_SCL
PCM_DIN/GPIO0
PCM_SYNC/GPIO2
PCM_CLK/GPIO3
SIM5360A EVB User Guide
I/O
Description
I/O
GPIO
I
Power on the module
I
Reset the module
I/O
GPIO
I/O
GPIO
I/O
GPIO
O
3V power supply
I
Current sink source
I
ADC
O
Network status
I
RF control switch
I/O
GPIO
O
SPI Chip selection
I
SPI Master input Slave output / Receive data of
UART2
O
SPI Master output Slave input / Transmit data of
UART2
I
ADC
I
Bit 0 for sensing key press on pad
matrix
I
Bit 1 for sensing key press on pad
matrix
I
Bit 2 for sensing key press on pad
matrix
I
Bit 3 for sensing key press on pad
matrix
I
Bit 4 for sensing key press on pad
matrix
O
Bit 0 drive to the pad matrix
O
Bit 1 drive to the pad matrix
O
Bit 2 drive to the pad matrix
O
Bit 3 drive to the pad matrix
O
Bit 4 drive to the pad matrix
I/O
I2C data
O
I2C clock
General input pin for module wake up interrupt. It
I
also can be multiplexed as the PCM_DIN pin.
General input pin. It also can be multiplexed as the
I
PCM_SYNC pin.
O
General output pin. It also can be multiplexed as the
Smart Machine Smart Decision
17
03.18.2014
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