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NUC505-YO2T 数据表(PDF) 28 Page - Nuvoton Technology Corporation |
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NUC505-YO2T 数据表(HTML) 28 Page - Nuvoton Technology Corporation |
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28 / 130 page ![]() NUC505 July. 26, 2018 Page 28 of 130 Rev.1.08 4.3.2 NuMicro ® NUC505DL13Y LQFP 48-pin Description MFP* = Multi-function pin. (Refer to section SYS_GPx_MFPL and SYS_GPx_MFPH) PA.0 MFP0 means SYS_GPA_MFPL[2:0]=0x0. PA.9 MFP5 means SYS_GPA_MFPH[6:4]=0x5. Pin No. Pin Name Type MFP* Description 1 nRESET I MFP0 External reset input: active LOW, with an internal pull-up. Set this pin low reset to initial state. 2 ICE_CLK O MFP0 Serial wired debugger clock pin. (In ICE mode) PD.0 I/O MFP0 General purpose digital I/O pin. I2C0_SCL O MFP2 I 2C0 clock pin. 3 ICE_DAT I/O MFP0 Serial wired debugger data pin. (In ICE mode) PD.1 I/O MFP0 General purpose digital I/O pin. I2C0_SDA I/O MFP2 I 2C0 data input/output pin. 4 PB.13 I/O MFP0 General purpose digital I/O pin. SPI1_MISO I MFP1 SPI1 MISO (Master In, Slave Out) pin. USBH1_D- I/O MFP2 USB host-lite 1 differential signal D-. UART2_nRTS O MFP3 Request to Send output pin for UART2. PWM_CH3 I/O MFP4 PWM channel3 output/capture input. 5 VDD A MFP0 Power supply for I/O ports, DC 3.3V. 6 VSS A MFP0 Ground. 7 XT1_IN I MFP0 External 12 MHz (high speed) crystal input pin. 8 XT1_OUT O MFP0 External 12 MHz (high speed) crystal output pin. 9 VDD12 A MFP0 Power supply for I/O ports, DC 1.2V 10 USB_D- A MFP0 USB differential signal D-. 11 USB_D+ A MFP0 USB differential signal D+. 12 AVDDUSB A MFP0 Power supply for analog USB, DC 3.3V. 13 USB_REXT A MFP0 12.1 KΩ used internally for USB circuitry. 14 VBAT A MFP0 Power supply by batteries for RTC, DC 3.3V. |
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