Do not use scanning method.Display with hc595 output.display doing blinkThe display does not remain steady when operating.I suspect Spi.I need helpthanks #include "stm32f4xx_conf.h"   #include "stm32f4xx.h"   #include <stdio.h>       #define CLK ...

Posted on March 07, 2018 at 13:57My hardware is STM32F429ZI6 and LCD.External ram or etc no other hardware.Is fsmc and fmc different?Is that valid  this data for the command stm32f429?#define LCD_REG (*((volatile unsigned short *) 0x60000000)) #defi...

Posted on January 02, 2018 at 11:40//stm32f4xx.h//CS4271 audio CODEC //GPIOC _I2S_SDO GPIO_Pin_12 //GPIOC _I2S_SDI GPIO_Pin_11 //GPIOC _I2S_SCK GPIO_Pin_10 //GPIOA _I2S_WS GPIO_Pin_15#define AUDIO_I2S                                             SPI3...

Posted on October 12, 2017 at 15:02HiThere is no RD pin on the lcd.there are only WR, RS, CS and 16 bit data bus.RD pin (FSMC_NOE) required?  Thank you.void LCD_CtrlLinesConfig(void){ GPIO_InitTypeDef GPIO_InitStructure;/* Enable GPIOD, GPIOE, GPIOF...

Posted on October 01, 2017 at 12:39Hi.How to write  HAL_GPIO_Writebit ? how to write MOSI_PIN = sa value?void Write_Cmd_Data (unsigned char sa){unsigned int i; DC_SET; delayms(10); CS_RESET; delayms(10); for (i = 0; i < 8; i++, sa >>= 1) { //HAL_G...