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139 

I2C4_S
CL_M0 

I2S2_SDO_M

SPI3_CLK_
M0 

GPIO
4_B3 

23    24 

GPIO4_
A6 

SPI3_CS0_
M0 

I2S1_SCLK
_RX 

 

134 

 

 

 

 

GND 

25    26 

SARAD
C_VIN3 

 

 

 

 

140   

 

I2C2_SDA_
M1 

GPIO
4_B4 

27    28 

GPIO4_
B5 

I2C2_SCL_
M1 

I2S1_SDO3
_M1 

 

141 

137   

ISP_PRELIG
HT_TRIG 

I2S1_SDO2
_M1 

GPIO
4_B1 

29    30 

GND 

 

 

 

 

21 

 

PWM6 

SPI0_MISO
_M0 

GPIO
0_C5 

31    32 

GPIO4_
C0 

PWM11_IR
_M1 

 

 

144 

22 

 

PWM7_IR 

SPI0_CS0_
M0 

GPIO
0_C6 

33    34 

GND 

 

 

 

 

120   

SDMMC2_D
2_M0 

I2S1_LRC
K_TX_M1 

GPIO
3_D0 

35    36 

GPIO4_
A7 

I2S1_LRCK
_RX_M1 

SPI3_CS1_
M0 

 

135 

18 

 

 

PWM3_IR 

GPIO
0_C2 

37    38 

GPIO3_
D2 

I2S1_SDI0_
M1 

 

 

122 

 

 

 

 

GND 

39    40 

GPIO3_
D1 

I2S1_SDO0
_M1 

SDMMC2_
D3_M0 

 

121 

 

 

Summary of Contents for ROCK 3

Page 1: ...Power supply o The main PSU input DC is a 2 1mm DC tip positive 12V only input Monitor and HDMI Cable o CM3 IO board is equipped with a full sized HDMI connector HDMI capable monitor is recommended o...

Page 2: ...the USB 3 0 is 2A PCIe Slot There is one PCIe x1 slot on the IO board supporting 5 0Gbps The PCIe function is shared with SATA1 a 1in 2out mux CH482D is used for function switching to PCIe or SATA1 GP...

Page 3: ...C 5 VCC_LEDK2 6 VCC_LEDK2 7 VCC_LEDK2 8 VCC_LEDK2 9 GND 10 GND 11 MIPI_DSI_TX_D2P 12 MIPI_DSI_TX_D2N 13 GND 14 MIPI_DSI_TX_D1P 15 MIPI_DSI_TX_D1N 16 GND 17 MIPI_DSI_TX_CLKP 18 MIPI_DSI_TX_CLKN 19 GND...

Page 4: ...NC 27 RESET 28 GND 29 VCC_1V8 30 VCC_LCD_MIPI 31 VCC_LCD_MIPI J11 eDP 40P Pin Name 1 NC 2 GND 3 EDP_TX_D3N 4 EDP_TX_D3P 5 GND 6 EDP_TX_D2N 7 EDP_TX_D2P 8 GND 9 EDP_TX_D1N 10 EDP_TX_D1P 11 GND 12 EDP_...

Page 5: ...17 GND 18 VCC3V3_LCD 19 VCC3V3_LCD 20 VCC3V3_LCD 21 VCC3V3_LCD 22 NC 23 GND 24 GND 25 GND 26 GND 27 NC 28 GND 29 GND 30 GND 31 GND 32 LCD0_BL_EN 33 LCD0_BL_PWM5 34 NC 35 NC 36 VCC12V_LCD 37 VCC12V_LCD...

Page 6: ...C 41 NC 42 NC J12 J13 Touch Panel Pin Name 1 GND 2 SCL_3V3 3 SDA_3V3 4 INT_3V3 5 RST_3V3 6 VCC_TP J14 J15 2x MIPI CSI Pin Name 1 RESET 2 PWDN 3 CAM_CLKOUT 4 GND 5 I2C_SCL 6 I2C_SDA 7 NC 8 1V2 9 NC 10...

Page 7: ...SI_RX_D0P 14 MIPI_CSI_RX_D0N 15 NC 16 MIPI_CSI_RX_D1P 17 MIPI_CSI_RX_D1N 18 GND 19 MIPI_CSI_RX_CLK0P 20 MIPI_CSI_RX_CLK0N 21 GND 22 NC 23 NC 24 GND 25 NC 26 NC U26 Pin Name 1 GND 2 12V 3 3 3V 4 PWM U3...

Page 8: ...ame Number PWRON_KEY 1 GND 2 RUN_PG NC 3 J9 J10 U36 Name Number 5V0_USB30 1 USB2_HOST3_DM 2 USB2_HOST3_DP 3 GND 4 U30 Name Number GND 1 NRPIBOOT NC 2 GND 3 EEPROM_NWP 4 AIN0 NC 5 AIN1 NC 6 GND 7 SYNC_...

Page 9: ...J18 Name Number VCC5V0_USB2 1 VCC5V0_USB2 2 USB3_DM 3 USB4_DM 4 USB3_DP 5 USB4_DP 6 GND 7 GND 8 NC 9 NC 10 U28 CON1 General purpose input output GPIO connector Radxa CM3 IO has a 40 pin expansion head...

Page 10: ..._SDI3_ M1 GPIO 3_D5 7 8 GPIO0_ D1 UART2_TX _M0 25 GND 9 10 GPIO0_ D0 UART2_R X_M0 24 23 UART0_CTS n PWM0_M1 GPIO 0_C7 11 12 GPIO3_ C7 I2S1_SCLK _TX_M1 SDMMC2_ D1_M0 119 15 PWM0_M0 GPIO 0_B7 13 14 GND...

Page 11: ...1_SDO3 _M1 141 137 ISP_PRELIG HT_TRIG I2S1_SDO2 _M1 GPIO 4_B1 29 30 GND 21 PWM6 SPI0_MISO _M0 GPIO 0_C5 31 32 GPIO4_ C0 PWM11_IR _M1 144 22 PWM7_IR SPI0_CS0_ M0 GPIO 0_C6 33 34 GND 120 SDMMC2_D 2_M0 I...

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