GigaDevice Semiconductor GD32E230C-EVAL - Led; Key; Usart0; Figure 4-3 Schematic Diagram of LED Function

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User Guide

GD32E230C-EVAL

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4.3. LED

Figure 4-3 Schematic diagram of LED function

PA11

PA12

PA15

PA8

LED1

LED0603

LED2

LED0603

LED3

LED0603

LED4

LED0603

LED

GND

R25

470Ω

R26

470Ω

R27

470Ω

R28

470Ω

4.4. KEY

Figure 4-4 Schematic diagram of Key function

PA0

R29

10KΩ

+3V3

GND

PC13

R31

10KΩ

+3V3

GND

C19

50V/0.1uF

KEY

K-1102B

4.5. USART0

Figure 4-5 Schematic diagram of USART0 function

RS232_TX

VBUS

GND

Shield

USB_MiniAB receptacle

CN2

Mini_USB

UD+

UD-

GND

RTS#

CTS#

TNOW

VCC

TXD

RXD

CH340E

D+

D-

+3V3

PA9

PA10

C24

50V/0.01uF

C25

50V/0.1uF

D+

D-

C21

50V/4700pF

R17

1MΩ

USART To USB

RS232_RX

Main Page

Table of Contents2
List of Figures5
List of Tables6
Summary7
Function Pin Assign7
Getting Started8
Hardware Layout Overview8
Power Supply8
Boot Option8
Figure 4-1 Schematic Diagram of Power Supply8
Figure 4-2 Schematic Diagram of Boot Option8
Led9
Key9
Usart09
Figure 4-3 Schematic Diagram of LED Function9
Figure 4-4 Schematic Diagram of Key Function9
Figure 4-5 Schematic Diagram of USART0 Function9
Adc10
I2S10
I2C10
Figure 4-6 Schematic Diagram of ADC Function10
Figure 4-7 Schematic Diagram of I2S Function10
Figure 4-8 Schematic Diagram of I2C Function10
Qspi-Flash11
Spi-Tft Lcd11
Cmp11
Figure 4-9 Schematic Diagram of QSPI-FLASH Function11
Figure 4-10 Schematic Diagram of SPI-TFT LCD Function11
Figure 4-11 Schematic Diagram of CMP Function11
Ifrp12
GD-Link12
Figure 4-12 Schematic Diagram of IFRP Function12
Figure 4-13 Schematic Diagram of GD-Link Function12
Extension13
Mcu13
Figure 4-14 Schematic Diagram of Extension Pin13
Figure 4-15 Schematic Diagram of MCU Pin13
Routine Use Guide14
Gpio_Runing_Led14
DEMO Purpose14
DEMO Running Result14
Gpio_Keyboard_Polling_Mode14
Gpio_Keyboard_Interrupt_Mode15
DEMO Purpose15
DEMO Running Result15
Usart_Printf15
Usart_Hyperterminal_Interrupt16
DEMO Purpose16
DEMO Running Result16
Usart_Dma16
Adc_Conversion_Triggered_By_Timer17
DEMO Purpose17
DEMO Running Result17
Comparator_Obtain_Brightness17
I2C_Eeprom18
DEMO Purpose18
DEMO Running Result18
Qspi_Flash19
DEMO Purpose19
DEMO Running Result19
Spi_Tft_Lcd_Driver20
DEMO Purpose20
DEMO Running Result20
I2S_Audio_Player21
DEMO Purpose21
DEMO Running Result21
Rcu_Clock_Out21
DEMO Running Result22
Pmu_Sleep_Wakeup22
DEMO Purpose22
Rtc_Calendar22
Irinfrared_Transceiver23
DEMO Purpose23
DEMO Running Result23
Timer_Breath_Led23
Revision History24

GigaDevice Semiconductor GD32E230C-EVAL - Led; Key; Usart0; Figure 4-3 Schematic Diagram of LED Function

Table of Contents