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Summary of Contents for GigaDevice Semiconductor GD32L233C-START
- Page 1 GigaDevice Semiconductor Inc. GD32L233C-START ® ® Cortex -M23 32-bit MCU User Guide Revision 1.0 (Nov. 2021)
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Page 2: Table Of Contents
User Guide GD32L233C-START Table of Contents Table of Contents......................... 1 List of Figures ........................2 List of Tables ........................3 1. Summary......................... 4 2. Function Pin Assign...................... 5 3. Getting started ....................... 6 4. Hardware layout overview ................... 7 Power supply......................7 4.1. -
Page 3: List Of Figures
User Guide GD32L233C-START List of Figures Figure 4-1. Schematic diagram of power supply ................7 Figure 4-2. Schematic diagram of boot option ................7 Figure 4-3. Schematic diagram of LED function................7 Figure 4-4. Schematic diagram of Key function ................8 Figure 4-5. -
Page 4: List Of Tables
User Guide GD32L233C-START List of Tables Table 2-1. Function pin assignment .................... 5 Table 6-1. Revision history ......................15 3/16... -
Page 5: Summary
GD32L233C-START Summary GD32L233C-START uses GD32L233CCT6 as the main controller. It uses GD-Link Mini USB interface to supply 5V power. Reset, Boot, Button key, LED, USB and USART to USB interface are also included. For more details, please refer to GD32L233C-START_Rev1.0 schematic. -
Page 6: Function Pin Assign
User Guide GD32L233C-START Function Pin Assign Table 2-1. Function pin assignment Function Description P A7 LED1 P A8 LED2 LED3 LED4 RESET Reset P A0 K2(Wakeup key) P A9 USART0_TX USART P A10 USART0_RX P A11 USB_DM P A12 USB_DP... -
Page 7: Getting Started
User Guide GD32L233C-START Getting started The EVAL board uses GD-Link Mini USB connecter to get power DC +5V, which is the hardware system normal work voltage. A GD-Link on board is necessary in order to download and debug programs. Select the correct boot mode and then power on, the LEDPWR will turn on, which indicates the power supply is OK. -
Page 8: Hardware Layout Overview
User Guide GD32L233C-START Hardware layout overview 4.1. Power supply Figure 4-1. Schematic diagram of power supply 4.2. Boot option Figure 4-2. Schematic diagram of boot option 4.3. Figure 4-3. Schematic diagram of LED function LED1 470Ω LED0603 LED2 470Ω LED0603 LED3 470Ω... -
Page 9: Key
User Guide GD32L233C-START 4.4. Figure 4-4. Schematic diagram of Key function 4.5. USART Figure 4-5. Schematic diagram of USART 4.6. Figure 4-6. Schematic diagram of USB VBUS PA11 USB_DM 22Ω PA12 USB_DP 22Ω Shield Mini_USB 1MΩ 50V/4700pF 8/16... -
Page 10: Gd-Link
User Guide GD32L233C-START 4.7. GD-Link Figure 4-7. Schematic diagram of GD-Link MCU SWD PA0-WKUP PB2/BOOT1 PB3/JTDO +3V3 JP100 L_TMS/IO PB4/JNTRST L_TCK/CLK L_SWDIO L_TDO/SWO L_SWDCK L_TDI L_USB_Ctr 4× 1P2.54 L_TReset L_LED1 LED0603 PA10 PB10 L_USB_DM PA11 PB11 L_USB_DP L_LED1 R109 470Ω... -
Page 11: Mcu
User Guide GD32L233C-START 4.9. Figure 4-9. Schematic diagram of MCU PB2/BOOT1 32.768KHz PC15 GDLink 50V/10pF +3V3 PC14 SWDAT L_TMS/IO PA9-Tx SWCLK L_TCK/CLK 50V/10pF PA10-Rx PB10 PA10 PB10 NRST L_TReset PA11 PB11 PA11 PB11 PA12 PB12 HC-49SMD-8MHz PA12 PB12 4× 1P2.54... -
Page 12: Routine Use Guide
Learn to use SysTick to generate 1ms delay GD32L233C-START board has two user keys and four LEDs. The keys are Reset key and Wakeup key. The LEDs are controlled by GPIO. This demo will show how to light the LEDs. -
Page 13: Exti_Key_Interrupt_Mode
Learn to use EXTI to generate external interrupt GD32L233C-START board has two user keys and four LEDs. The keys are Reset key and Wakeup key. The LEDs are controlled by GPIO. This demo will show how to use the EXTI interrupt line to control the LED2. When press down the Wakeup key, it will produce an interrupt. -
Page 14: Timer_Key_Exti
Learn to use TIMER to generate PWM GD32L233C-START board has two keys and four LEDs. The two keys are Reset key and Wakeup key. The LED1, LED2, LED3 and LED4 are controlled by GPIO. This demo will show how to use the TIMER PWM to trigger EXTI interrupt to toggle the state of LED2 and EXTI interrupt line to control the LED1. -
Page 15: Demo Running Result
User Guide GD32L233C-START PC as below. This demo makes the USB device look like a serial port, and loops back the contents of a text file over USB port. To run the demo, input a message using the PC' s keyboard. -
Page 16: Revision History
User Guide GD32L233C-START Revision history Table 6-1. Revision history Revision No. Description Date Initial Release Nov.15, 2021 15/16... - Page 17 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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