Port 1 – Up Core USB 2.0 Port
Pin
Signal
Volt
1(red)
VBUS (out)
+5V
2(white)
D-
+3.3V
3(green)
D+
+3.3V
4(black)
GND
GND
5(black)
SHIELD
GND
Port 2 – UART2, FT231 USB to UART Port, from Up- Core USB2.0 Port0 (Support 921600 baud rate)
Pin
Signal
Volt
1
VCC(out)
+5V
2
RXD
+3.3V
3
TXD
+3.3V
4
RTS
+3.3V
5
CTS
+3.3V
6
GND
GND
Port3 – UART3, ESP8266 UART Port (support 921600 baud rate)
Pin
Signal
Volt
1
VCC(in)
+5V
2
RXD
+3.3V
3
TXD
+3.3V
4
RTS
+3.3V
5
CTS
+3.3V
Port 4 – Up-Core USB2.0 Port
Pin
Signal
Volt
1(red)
VBUS (out)
+5V
2(white)
D-
+3.3V
3(green)
D+
+3.3V
4(black)
GND
GND
5(black)
SHIELD
GND
Port 5 – UART1, Up-Core UART1 Port
Pin
Signal
Volt
1
VCC(out)
+5V
2
TXD1
+3.3V
3
RXD1
+3.3V
4
CTS1
+3.3V
5
RTS1
+3.3V
6
GND
GND
Port 6 – Up-Core SPI Port
Pin
Signal
Volt
1
VCC(out)
+5V
2
SPI_SCLK
+3.3V
3
SPI_MISO
+3.3V
4
SPI_MOSI
+3.3V
5
SPI_CS0
+3.3V
6
SPI_CS1
+3.3V
7
GND
GND
Port 7 – Up-Core UART0 Port & I2C1 Port
Pin
Signal
Volt
1
VCC(out)
+5V
2
TXD0
+3.3V
3
RXD0
+3.3V
4
SCL1
+3.3V
5
SDA1
+3.3V
6
GND
GND
Port 8 – Power In Port
Pin
Signal
Volt
1
VCC(in)
7~51v
2
VCC(in)
7~51v
3
GND
GND
4
GND
GND