Features
Core
Cortex®-M4
Series
GD32F427
Package
BGA100
Max Speed (MHz)
200
Flash (Bytes)
1024K
SRAM (Bytes)
256K
I/O
up to 82
GPTM (32bit)
2
GPTM (16bit)
8
Advanced TM (16bit)
2
Basic TM (16bit)
2
WDG
2
RTC
1
USART+UART
4+2
I2C
3
SPI
3
I2S
2
CAN 2.0B
2
USB 2.0
(FS+HS) OTG
Ethernet
1
SDIO
1
Camera
1
EXMC
1
12bit ADC Units (CHs)
3(16)
12bit DAC Units
2
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Technical Documentation
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Datasheet（1）
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User Manual（1）
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Errata（1）
Title
EN
CN
Date
-
2025-10-17
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Application Note（29）
Title
EN
CN
Date
-
2021-12-14
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AN068 GD32 MCU Eclipse development environment setup tutorial for Windows
2023-08-28
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2025-08-01
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2025-08-01
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2023-08-28
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2023-08-28
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2023-08-28
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AN095 Methods to improve the accuracy of the GD32 MCU temperature sensor
2024-06-04
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2024-12-20
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2023-08-28
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2023-08-28
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AN075 Introduction of library invocation scheme based on MDK implementation
2023-08-28
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2023-08-28
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2023-08-28
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2022-04-21
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AN064 Calibration method of internal low speed oscillator using TIMER
2022-12-08
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2022-12-08
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2025-08-01
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2022-12-08
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2022-12-08
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2024-12-20
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2022-12-08
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2022-12-08
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2022-04-21
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2022-04-21
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2022-04-21
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2024-11-25
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AN264 Using the EIDE Plugin in VS Code to Develop GD32 MCU_Rev1.0
2025-08-15
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Firmware Library（1）
Title
EN
CN
Date
-
2025-03-13
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Demo Suites（1）
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Other Software（1）
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