NuEdu-SDK-NUC240 User ManualMay. 26, 2014 18 of 33 Rev. 1.004 Pin DescriptionHeaderNuEdu-EVB-NUC240 NuEdu-Basic01 HeaderNuEdu-EVB-NUC240NuEdu-Basic01Correspond toArduinoFunctionPinCorrespond toArduinoFunctionPinNU1NU1.1 NC NCNU5NU5.1 UART_RX0 PB.0 NUCOM1_RXNU1.2 VDD VDD VDD NU5.2 UART_TX0 PB.1 NUCOM1_TXNU1.3 MCU_RESET MCU_RESET MCU_RESET NU5.3 PWM0 PA.12 LED_RNU1.4 3VCC 3VCC 3VCC NU5.4 PWM1 PA.13 LED_GNU1.5 5VCC 5VCC 5VCC NU5.5 PWM2 PA.14 LED_BNU1.6 VSS VSS VSS NU5.6 PWM3 PA.15 PWM CapNU1.7 VSS VSS VSS NU5.7 PWM4 PB.11 PWM_DACNU1.8 VIN VIN NU5.8 PWM5 PE.5 BUZZERNU2NU2.1 ADC0 PA.0 ADC_MEASURENU6NU6.1 PWM6 PE.0 PWM_OUTNU2.2 ADC1 PA.1 ADC_IN NU6.2 PWM7 PE.1 CIR_CapNU2.3 ADC2 PA.2 7-Segment_A NU6.3 PC.4 7-Segment_GNU2.4 ADC3 PA.3 7-Segment_B NU6.4 PB.9 7-Segment_HNU2.5 ADC4 PA.4 7-Segment_C NU6.5 PC.5 7-Segment_CTRL1NU2.6 ADC5 PA.5 7-Segment_D NU6.6 PE.6 7-Segment_CTRL2NU2.7 ADC6 PA.6 7-Segment_E NU6.7 VSS VSS VSSNU2.8 ADC7 PA.7 7-Segment_F NU6.8 VREF VREF VREFNU3NU3.1 PC.15 Button_3 NU6.9 I2C1_DAT PA.10 EEPROMNU3.2 PC.14 Button_4 NU6.10 I2C1_SCL PA.11 EEPROMNU3.3 PE.15 LED_6NU7NU7.1 SPI2_MISO PD.2 SPI FLASHNU3.4 PE.14 LED_7 NU7.3 SPI2_CLK PD.1 SPI FLASHNU3.5 PD.4 PWM_DAC NU7.5 MCU_RESET MCU_RESET MCU_RESETNU3.6 PD.5 LED_8 NU7.7 SPI2_SS PD.0 SPI FLASHNU3.7 CAN0_RX PD.6 NU7.2 VCC VDD VCCNU3.8 CAN0_TX PD.7 NU7.4 SPI2_MOSI PD.3 SPI FLASHNU4NU4.1 I2C0_SCL PA.9 I2C_SCL NU7.6 VSS VSS VSSNU4.2 I2C0_SDA PA.8 I2C_SDA NU7.8 GPIO PC.13 BUTTON_1NU4.3 UART_RX1 PB.4 LED_1NU4.4 UART_TX1 PB.5 LED_2NU4.5 UART_RX2 PD.14 LED_3NU4.6 UART_TX2 PD.15 LED_4NU4.7 PE.7 LED_5NU4.8 PE.8 Button_2