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GigaDevice Semiconductor Inc.
GD32VF103C-START
User Guide
V1.1

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Table of Contents
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Summary of Contents for GigaDevice Semiconductor GD32VF103C-START

  • Page 1 GigaDevice Semiconductor Inc. GD32VF103C-START User Guide V1.1...
  • Page 2: Table Of Contents

    User Guide GD32VF103C-START Table of Contents Table of Contents ......................1 List of Figures ........................ 2 List of Tables ........................3 1. Summary ........................4 2. Function Pin Assign ....................4 3. Getting started ......................4 4. Hardware layout overview ..................4 4.1.
  • Page 3: List Of Figures

    User Guide GD32VF103C-START List of Figures Figure 4-1 Schematic diagram of power supply ..................4 Figure 4-2 Schematic diagram of boot option ..................5 Figure 4-3 Schematic diagram of LED function ..................5 Figure 4-4 Schematic diagram of Key function ..................5 Figure 4-5 Schematic diagram of USBFS ....................
  • Page 4: List Of Tables

    User Guide GD32VF103C-START List of Tables Table 2-1 Function pin assignment ......................4 Table 6-1 Revision history ........................12...
  • Page 5: Summary

    User Guide GD32VF103C-START Summary GD32VF103C-START uses GD32VF103CBT6 as the main controller. It uses Mini USB interface to supply 5V power. Reset, Boot, Wakeup key, LED, GD-Link and Ardunio are also included. Function Pin Assign Table 2-1 Function pin assignment Function...
  • Page 6: Boot Option

    User Guide GD32VF103C-START 4.2. Boot option Figure 4-2 Schematic diagram of boot option 10KΩ +3V3 BOOT1 BOOT0 10KΩ +3V3 BOOT0 4.3. Figure 4-3 Schematic diagram of LED function 4.4. Figure 4-4 Schematic diagram of Key function...
  • Page 7: Usbfs

    User Guide GD32VF103C-START 4.5. USBFS Figure 4-5 Schematic diagram of USBFS 47KΩ S8550 470R 16V/10uF,AVX 50V/0.1uF USB_VBUS USB_VBUS VBUS PA9-Tx PA11 USB_DM 22Ω PA12 USB_DP 22Ω BOOT0 Shield Mini_USB 1MΩ 50V/4700pF 4.6. GD-Link Figure 4-6 Schematic diagram of GD-Link MCU SWD...
  • Page 8: Mcu

    User Guide GD32VF103C-START 4.7. Figure 4-7 Schematic diagram of MCU PA0-WKUP PB2/BOOT1 JTDO PB3/JTDO PB4/JNTRST PA10-Rx PB10 PA10 PB10 PA11 PB11 PA11 PB11 PA12 PB12 PA12 PB12 JTMS PA13 PB13 PA13/JTMS PB13 JTCK PA14 PB14 PA14/JTCK PB14 JTDI PA15 PB15...
  • Page 9: Routine Use Guide

    Learn to use GPIO control the LED  Learn to use SysTick to generate 1ms delay GD32VF103C-START board has one LED. The LED1 is controlled by GPIO. This demo will show how to light the LED. 5.1.2. DEMO running result Download the program <...
  • Page 10: Exti_Key_Interrupt_Mode

     Learn to use EXTI to generate external interrupt GD32VF103C-START board has one LED and Wakeup key. The LED1 is controlled by GPIO. This demo will show how to use the EXTI interrupt line to control the LED1.When press down the Wakeup Key, it will produce an interrupt.
  • Page 11: Msc

    User Guide GD32VF103C-START the message. For example, when you input “GigaDevice MCU”, the HyperTerminal will get and show it as below. 5.4.2. DEMO Purpose This demo includes the following functions of GD32 MCU:  Learn how to use the USBFS ...
  • Page 12: Usbfs_Host

    Learn the operation between the MSC host and the Udisk GD32VF103C-START board integrates the USBFS module, and the module can be used as a USB device, a USB host or an OTG device. This demo mainly shows how to use the USBFS as a USB MSC host to communicate with external Udisk.
  • Page 13: Revision History

    User Guide GD32VF103C-START Revision history Table 6-1 Revision history Revision No. Description Date Initial Release Jun.05, 2019 Update the titles of chapter 5.4 and 5.5 Sept.18, 2019...
  • Page 14 Important Notice This document is the property of GigaDevice Semiconductor Inc. and its subsidiaries (the "Company"). This document, including any product of the Company described in this document (the “Product”), is owned by the Company under the intellectual property laws and treaties of the People’s Republic of China and other jurisdictions worldwide.

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