saurabh-nishad / touchgfx-test

Testing TouchGFX framework on low cost Nucleo F411RE board using ILI9341

TouchGFX Test

I am trying to learn how to use the graphics engine TouchGFX by STMicro. This is an educational project, so the purpose is only fun and learning.

Hardware

• A NUCLEO-F411RE board with STM32F411RET6 (100 MHz SYSCLK)
• A TFT-LCD with ILI9341 driver and XPT2046 touchscreen controller from AliExpress, with SPI (100 MHz SCK)

Wiring

LCD Board	Nucleo	STM32F411RE	Description
VCC	CN6-4	-	3.3V
GND	CN6-6	-	GND
CS	CN5-3	PB6	D10, Chip Select
RST	CN9-5	PB5	D4, LCD Reset
DC	CN7-21	PB7	Data control
MOSI	CN5-4	PA7	D11, MOSI
SCK	CN5-6	PA5	D13, SCK
LED	CN7-5	VDD	5V
MISO	CN5-5	PA6	D12, MISO
T_CLK	CN9-7	PB10	D6, Touch CLK
T_CS	CN10-6	PC5	Touch Chip Select
T_DIN	CN7-37	PC3	Touch Data In
T_DO	CN7-35	PC2	Touch Data OUt
T_IRQ	CN10-24	PB1	Touch Interrupt

To-Do

• Partial framebuffer
• Touchscreen
• Graphs
• FreeRTOS

Resources

• Official documentation
• Blog post

Pero, 2021