Skip to content

F
fwatch
Commit c90aecea authored by Projects's avatar Projects
Browse files
Options

Code formatting.

parent 8e7d03c2
Hide whitespace changes
Inline Side-by-side
Showing with 14 additions and 6 deletions
sw/common/drivers/lcd.c
View file @ c90aecea
......@@ -20,6 +20,10 @@
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
/**
* @brief LS013B7DH03 LCD driver
*/
#include "lcd.h"
#include <em_cmu.h>
#include <em_usart.h>
......@@ -27,7 +31,7 @@
#include <udelay.h>
// Framebuffer - pixels are stored as consecutive rows
static uint8_t buffer[LCD_WIDTH / 8* LCD_HEIGHT];
static uint8_t buffer[LCD_WIDTH / 8 * LCD_HEIGHT];
static void spi_init(void)
{
......@@ -40,7 +44,7 @@ static void spi_init(void)
LCD_SPI_UNIT->ROUTE = (USART_ROUTE_CLKPEN | USART_ROUTE_TXPEN | LCD_SPI_LOCATION);
}
static void spi_transmit(uint8_t* data, uint8_t length)
static void spi_transmit(uint8_t *data, uint8_t length)
{
while(length > 0)
{
......@@ -178,7 +182,7 @@ void lcd_update(void)
// TODO use DMA
uint16_t cmd;
uint8_t i;
uint8_t* p = (uint8_t*) buffer;
uint8_t *p = (uint8_t*) buffer;
GPIO_PinOutSet(LCD_PORT_SCS, LCD_PIN_SCS);
timer_delay(6);
......@@ -206,7 +210,7 @@ void lcd_update(void)
GPIO_PinOutClear(LCD_PORT_SCS, LCD_PIN_SCS);
}
void lcd_set_pixel(uint16_t x, uint16_t y, uint8_t value)
void lcd_set_pixel(uint8_t x, uint8_t y, uint8_t value)
{
uint8_t mask = 1 << (x & 0x07); // == 1 << (x % 8)
uint16_t offset = (y * LCD_WIDTH >> 3) + (x >> 3); // == (y * LCD_WIDTH / 8) + x / 8
......@@ -220,7 +224,7 @@ void lcd_set_pixel(uint16_t x, uint16_t y, uint8_t value)
void lcd_toggle_pixel(uint8_t x, uint8_t y)
{
uint8_t mask = 1 << (x & 0x07); // == 1 << (x % 8)
uint16_t offset = (y * LCD_WIDTH >> 3) + x >> 3; // == (y * LCD_WIDTH / 8) + x / 8
uint16_t offset = (y * LCD_WIDTH >> 3) + (x >> 3); // == (y * LCD_WIDTH / 8) + x / 8
buffer[offset] ^= mask;
}
......@@ -228,7 +232,7 @@ void lcd_toggle_pixel(uint8_t x, uint8_t y)
uint8_t lcd_get_pixel(uint8_t x, uint8_t y)
{
uint8_t mask = 1 << (x & 0x07); // == 1 << (x % 8)
uint16_t offset = (y * LCD_WIDTH >> 3) + x >> 3; // == (y * LCD_WIDTH / 8) + x / 8
uint16_t offset = (y * LCD_WIDTH >> 3) + (x >> 3); // == (y * LCD_WIDTH / 8) + x / 8
return buffer[offset] & mask;
}
......
sw/common/drivers/lcd.h
View file @ c90aecea
......@@ -20,6 +20,10 @@
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
/**
* @brief LS013B7DH03 LCD driver
*/
#ifndef LCD_H
#define LCD_H
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment