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Fixed a bug in ssd1306_clear_screen

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This commit is contained in:
nopnop2002 2022-05-04 11:33:07 +09:00
parent add30c4e43
commit fb632448bf
2 changed files with 6 additions and 6 deletions
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4
components/ssd1306/ssd1306.c
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@ -168,7 +168,7 @@ ssd1306_display_text_x3(SSD1306_t * dev, int page, char * text, int text_len, bo
void ssd1306_clear_screen(SSD1306_t * dev, bool invert)
{
char space[16];
memset(space, 0x20, sizeof(space));
memset(space, 0x00, sizeof(space));
for (int page = 0; page < dev->_pages; page++) {
ssd1306_display_text(dev, page, space, sizeof(space), invert);
}
@ -177,7 +177,7 @@ void ssd1306_clear_screen(SSD1306_t * dev, bool invert)
void ssd1306_clear_line(SSD1306_t * dev, int page, bool invert)
{
char space[16];
memset(space, 0x20, sizeof(space));
memset(space, 0x00, sizeof(space));
ssd1306_display_text(dev, page, space, sizeof(space), invert);
}

8
components/ssd1306/ssd1306_spi.c
View File

@ -9,7 +9,7 @@
#include "ssd1306.h"
#define tag "SSD1306"
#define TAG "SSD1306"
#ifdef CONFIG_IDF_TARGET_ESP32
#define LCD_HOST HSPI_HOST
@ -23,7 +23,7 @@
static const int SPI_Command_Mode = 0;
static const int SPI_Data_Mode = 1;
static const int SPI_Frequency = 1000000;
static const int SPI_Frequency = 1000000; // 1MHz
void spi_master_init(SSD1306_t * dev, int16_t GPIO_MOSI, int16_t GPIO_SCLK, int16_t GPIO_CS, int16_t GPIO_DC, int16_t GPIO_RESET)
{
@ -59,7 +59,7 @@ void spi_master_init(SSD1306_t * dev, int16_t GPIO_MOSI, int16_t GPIO_SCLK, int1
};
ret = spi_bus_initialize( LCD_HOST, &spi_bus_config, SPI_DMA_CH_AUTO );
ESP_LOGI(tag, "spi_bus_initialize=%d",ret);
ESP_LOGI(TAG, "spi_bus_initialize=%d",ret);
assert(ret==ESP_OK);
spi_device_interface_config_t devcfg;
@ -70,7 +70,7 @@ void spi_master_init(SSD1306_t * dev, int16_t GPIO_MOSI, int16_t GPIO_SCLK, int1
spi_device_handle_t handle;
ret = spi_bus_add_device( LCD_HOST, &devcfg, &handle);
ESP_LOGI(tag, "spi_bus_add_device=%d",ret);
ESP_LOGI(TAG, "spi_bus_add_device=%d",ret);
assert(ret==ESP_OK);
dev->_dc = GPIO_DC;
dev->_SPIHandle = handle;