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Smart Machine Smart Decision
SD_DATA3
I/O
SDIO data
USB
USB_VBUS
I
USB power supply input
USB_DP
I/O
Plus (+) line of the differential,
bi-directional USB signal to/from the
peripheral device.
USB_DM
I/O
Minus (-) line of the differential,
bi-directional USB signal to/from the
peripheral device.
They are compliant with
the USB 2.0 specification.
If it is unused, keep open.
Serial interface
UART_RXD
I
Receive Data
UART_TXD
O
Transmit Data
UART_RTS
O
Request to send
UART_CTS
I
Clear to Send
UART_RI
O
Ring Indicator
UART_DTR
I/O
DTE get ready
UART_DCD
O
Carrier detects
UART_RXD has been
pulled down with a 12kR
resistor to ground in the
module.
If it is unused, keep open.
I2C interface
I2C_SDA
I/O
I2C data
I2C_SCL
O
I2C clock output
Pulled up with a 2.2kR
resistor to 2.6V internally.
If it is unused, keep open.
Camera interface
CAM_CLK
O
Camera clock
CAM_PCLK
I
Camera pixel clock
CAM_VSYNC
I
Horizontal synchronization
CAM_HSYNC
I
Vertical synchronization
CAM_STANDBY
O
Power down control
CAM_RESET
O
Reset control
CAM_D2
I
Data bit 0 (YUV or RGB)
CAM_D3
I
Data bit 1 (YUV or RGB)
CAM_D4
I
Data bit 2 (YUV or RGB)
CAM_D5
I
Data bit 3 (YUV or RGB)
CAM_D6
I
Data bit 4 (YUV or RGB)
CAM_D7
I
Data bit 5 (YUV or RGB)
CAM_D8
I
Data bit 6 (YUV or RGB)
CAM_D9
I
Data bit 7 (YUV or RGB)
All camera pins can be
configured as GPIOs.
If it is unused, keep open.
PCM interface
PCM_DIN/GPIO0
I
General Input PIN with module
wake/interrupt. It also can be
multiplexed as the PCM_DIN pin.
PCM_SYNC/GPIO2
I
General Input PIN. It also can be
multiplexed as the PCM_SYNC pin.
PCM_CLK/GPIO3
O
General Output PIN. It also can be
multiplexed as the PCM_CLK pin.
If it is unused, keep open.
SIM5215&SIM5216_Hardware Design_V2.02
2012-08-31
17
Содержание SIM5215
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