User Guide
GD32E230K-START
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10
4.7
Ardunio
Ardunio
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5
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JP7
HEADER 6
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2
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JP6
HEADER 8
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JP9
HEADER 8
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JP8
HEADER 10
+5V
+5V
+3V3
+3V3
NRST
A1
A2
A3
A4
A5
D0/Rx
D1/Tx
D2
D4
D3/~
D5/~
D6/~
D7
D8
D9/~
D10/~/CS
D13/CK
D12/SO
D11/~/SI
D14/SDA
D15/SCL
VDDA
PA9
PA10
PA11
PA12
PA1
PA2
PA3
A4
A5
A6
D13
D12
PA7
D10
PB0
PB1
PB3
PA15
PB4
PB5
PB6
PB7
A6
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2
3
JP1
HEADER 3
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2
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JP2
HEADER 3
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2
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JP3
HEADER 3
PA4
PA5
PA6
D10
A4
A5
D13
A6
D12
5
Routine use guide
5.1
GPIO_Runing_Led
5.1.1
DEMO Purpose
This demo includes the following functions of GD32 MCU:
Learn to use GPIO control the LED
Learn to use SysTick to generate 1ms delay
GD32E230K-START board has one LED. The LED1 are controlled by GPIO. This demo
will show how to light the LED.
5.1.2
DEMO Running Result
Download the program < 01_GPIO_Runing_Led > to the EVAL board, LED1 will turn on
and off in sequence with interval of 1000ms, repeat the process.
