From bc481107298791bf0efd984ecc53dc92b8719878 Mon Sep 17 00:00:00 2001 From: Clyhtsuriva Date: Tue, 26 Jan 2021 18:26:26 +0100 Subject: Insertion du projet dans sa totalité MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- Core/Src/lcd_1602.c | 78 ----------------------------------------------------- 1 file changed, 78 deletions(-) delete mode 100644 Core/Src/lcd_1602.c (limited to 'Core/Src/lcd_1602.c') diff --git a/Core/Src/lcd_1602.c b/Core/Src/lcd_1602.c deleted file mode 100644 index 4dc09b9..0000000 --- a/Core/Src/lcd_1602.c +++ /dev/null @@ -1,78 +0,0 @@ -#include "lcd_1602.h" - -static void delay_us(uint32_t delay){ - delay*=32; - while(delay--); -} - -static void lcd_send_4bit(uint8_t data) { - - if(data & 0x10) d4(1); else d4(0); - if(data & 0x20) d5(1); else d5(0); - if(data & 0x40) d6(1); else d6(0); - if(data & 0x80) d7(1); else d7(0); - -} - -static void lcd_send(int8_t rs,uint8_t data){ - // rs : 1=data | 2=command - // rw : 0=write | 1=read - // en : 1=senddata | 0=donothing - - rs(rs); - rw(0); - lcd_send_4bit(data); //MSB - en(1); - delay_us(100); - en(0); - lcd_send_4bit(data<<4); //LSB - en(1); - delay_us(100); - en(0); -} - -void lcd_cmd(uint8_t command){ - lcd_send(1,command); -} - -void lcd_data(char c){ - lcd_send(1,(uint8_t)c); - -} - -void lcd_init(void){ - //bl(1); - -// lcd_send(0x22); - - // 4 bit initialisation - lcd_send(0,0x20); // 4bit mode - HAL_Delay(10); - - // Display initialisation - lcd_send(0,0x28); // Function set --> DL=0 (4 bit mode), N = 1 (2 line display) F = 0 (5x8 characters) - HAL_Delay(1); - lcd_send(0,0x08); //Display on/off control --> D=0,C=0, B=0 ---> display off - HAL_Delay(1); - lcd_send(0,0x01); // clear display - HAL_Delay(2); - lcd_send(0,0x06); //Entry mode set --> I/D = 1 (increment cursor) & S = 0 (no shift) - HAL_Delay(1); - lcd_send(0,0x0C); //Display on/off control --> D = 1, C and B = 0. (Cursor and blink, last two bits) - HAL_Delay(2); -} - -void lcd_clr(void){ - lcd_send(0,0x01); - HAL_Delay(2); -} - - -void lcd_gotoxy(char x, char y){ - lcd_send(0,0x80+x+(y*0x40)); - HAL_Delay(2); -} - -void lcd_puts(char *text){ - while (*text) lcd_data (*text++); -} -- cgit v1.2.3