![iWave iW-RainboW-G25M Hardware User'S Manual Download Page 29](http://html1.mh-extra.com/html/iwave/iw-rainbow-g25m/iw-rainbow-g25m_hardware-users-manual_2098332029.webp)
REL0.1
Page 29 of 52
Snapdragon 820 SMARC SOM Hardware User Guide
iWave Systems Technologies Pvt. Ltd.
Pin
No.
SMARC Edge
Connector Pin Name
Signal Name
CPU Ball Name/
Pin Number
Signal Type/
Termination
Description
P136 SER2_TX
BLSP11_UART_T
X(GPIO_58)
GPIO_58/
AJ51
O, 1.8V CMOS BLSP11_UART Transmitter
P137 SER2_RX
BLSP11_UART_R
X(GPIO_59)
GPIO_59/
AJ49
I, 1.8V CMOS
BLSP11_UART Receiver
P138 SER2_RTS#
BLSP11_UART_R
FR_N(GPIO_61)
GPIO_61/
AH50
O, 1.8V CMOS
BLSP11_UART
Request to
Send
P139 SER2_CTS#
BLSP11_UART_C
TS_N(GPIO_60)
GPIO_60/
AH48
I, 1.8V CMOS
BLSP11_UART
Clear to Send
P140 SER3_TX
BLSP8_UART_TX
(GPIO_4)
GPIO_4/
BA49
O, 1.8V CMOS
Debug UART Transmitter
Note: Optionally connected
to BLSP12_UART_TX
P141 SER3_RX
BLSP8_UART_R
X(GPIO_5)
GPIO_5/
BB48
I, 1.8V CMOS
Debug UART Receiver.
Note: Optionally connected
to BLSP12_UART_RX
P142 GND
GND
NA
Power
Ground.
P143 CAN0_TX
NC
NA
NA
NC
P144 CAN0_RX
NC
NA
NA
NC
P145 CAN1_TX
NC
NA
NA
NC
P146 CAN1_RX
NC
NA
NA
NC
P147 VDD_IN
VDD_IN
NA
I, 5V Power
Supply Voltage
P148 VDD_IN
VDD_IN
NA
I, 5V Power
Supply Voltage
P149 VDD_IN
VDD_IN
NA
I, 5V Power
Supply Voltage
P150 VDD_IN
VDD_IN
NA
I, 5V Power
Supply Voltage
P151 VDD_IN
VDD_IN
NA
I, 5V Power
Supply Voltage
P152 VDD_IN
VDD_IN
NA
I, 5V Power
Supply Voltage
P153 VDD_IN
VDD_IN
NA
I, 5V Power
Supply Voltage
P154 VDD_IN
VDD_IN
NA
I, 5V Power
Supply Voltage
P155 VDD_IN
VDD_IN
NA
I, 5V Power
Supply Voltage
P156 VDD_IN
VDD_IN
NA
I, 5V Power
Supply Voltage
S1
/
I2C_CAM1_CK
CCI_I2C1_SCL(G
PIO_20)
GPIO_20/
O, 1.8V CMOS MIPI CSI1 I2C Clock
S2
CSI1_TX- /
I2C_CAM1_DAT
CCI_I2C1_SDA(G
PIO_19)
GPIO_19/
IO, 1.8V CMOS MIPI CSI1 I2C Data
S3
GND
GND
NA
Power
Ground.
S4
RSVD1
NC
NA
NA
NA
S5
CSI0_TX- /
I2C_CAM0_CK
CCI_I2C0_SCL(G
PIO_18)
GPIO_18/
O, 1.8V CMOS MIPI CSI0 I2C Clock
S6
CAM_MCK
CLK1_OUT(GPIO
_13)
GPIO_13/
O, 1.8V CMOS Master Clock for Camera
S7
/
I2C_CAM0_DAT
CCI_I2C0_SDA(G
PIO_17)
GPIO_17/
IO, 1.8V CMOS MIPI CSI0 I2C Data