Add ILI9341 driver

This commit is contained in:
Renze Nicolai 2022-01-01 05:51:12 +01:00
parent 88bbf0609e
commit 80a7369f89
6 changed files with 12873 additions and 16 deletions

4
.gitmodules vendored
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@ -14,3 +14,7 @@
path = factory_test/components/i2c-bno055
url = git@github.com:Nicolai-Electronics/esp32-component-i2c-bno055.git
branch = master
[submodule "factory_test/components/spi-ili9341"]
path = factory_test/components/spi-ili9341
url = git@github.com:Nicolai-Electronics/esp32-component-spi-ili9341.git
branch = master

@ -0,0 +1 @@
Subproject commit 39948a19d2e7df58abb5f993e3bac661601722cb

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@ -3,11 +3,13 @@
#include <esp_log.h>
#include <driver/gpio.h>
#include "managed_i2c.h"
#include "logo.h"
static const char *TAG = "hardware";
PCA9555 pca9555;
BNO055 bno055;
PCA9555 dev_pca9555 = {0};
BNO055 dev_bno055 = {0};
ILI9341 dev_ili9341 = {0};
esp_err_t hardware_init() {
esp_err_t res;
@ -33,6 +35,30 @@ esp_err_t hardware_init() {
return res;
}
// LCD display
dev_ili9341.spi_bus = SPI_BUS;
dev_ili9341.pin_cs = GPIO_SPI_CS_LCD;
dev_ili9341.pin_dcx = GPIO_SPI_DC_LCD;
dev_ili9341.pin_reset = -1;
dev_ili9341.rotation = 1;
dev_ili9341.color_mode = true; // Blue and red channels are swapped
dev_ili9341.spi_speed = 60000000; // 60MHz
dev_ili9341.spi_max_transfer_size = SPI_MAX_TRANSFER_SIZE;
dev_ili9341.callback = NULL; // Callback for changing LCD mode between ESP32 and FPGA
res = ili9341_init(&dev_ili9341);
if (res != ESP_OK) {
ESP_LOGE(TAG, "Initializing LCD failed");
return res;
}
// Hack: show logo while the other hardware components initialize
res = ili9341_write(&dev_ili9341, logo);
if (res != ESP_OK) {
ESP_LOGE(TAG, "Failed to write logo to LCD");
return res;
}
// System I2C bus
res = i2c_init(I2C_BUS_SYS, GPIO_I2C_SYS_SDA, GPIO_I2C_SYS_SCL, I2C_SPEED_SYS, false, false);
if (res != ESP_OK) {
@ -41,7 +67,7 @@ esp_err_t hardware_init() {
}
// PCA9555 IO expander on system I2C bus
res = pca9555_init(&pca9555, I2C_BUS_SYS, PCA9555_ADDR, GPIO_INT_PCA9555);
res = pca9555_init(&dev_pca9555, I2C_BUS_SYS, PCA9555_ADDR, GPIO_INT_PCA9555);
if (res != ESP_OK) {
ESP_LOGE(TAG, "Initializing PCA9555 failed");
return res;
@ -49,7 +75,7 @@ esp_err_t hardware_init() {
// BNO055 sensor on system I2C bus
res = bno055_init(&bno055, I2C_BUS_SYS, BNO055_ADDR, GPIO_INT_BNO055, true);
res = bno055_init(&dev_bno055, I2C_BUS_SYS, BNO055_ADDR, GPIO_INT_BNO055, true);
if (res != ESP_OK) {
ESP_LOGE(TAG, "Initializing BNO055 failed");
return res;
@ -66,9 +92,13 @@ esp_err_t hardware_init() {
}
PCA9555* get_pca9555() {
return &pca9555;
return &dev_pca9555;
}
BNO055* get_bno055() {
return &bno055;
return &dev_bno055;
}
ILI9341* get_ili9341() {
return &dev_ili9341;
}

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@ -5,10 +5,12 @@
#include <driver/spi_master.h>
#include "pca9555.h"
#include "bno055.h"
#include "ili9341.h"
esp_err_t hardware_init();
PCA9555* get_pca9555();
BNO055* get_bno055();
ILI9341* get_ili9341();
// Interrupts
#define GPIO_INT_STM32 0

12807
factory_test/main/logo.h Normal file

File diff suppressed because it is too large Load diff

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@ -1,4 +1,5 @@
#include <stdio.h>
#include <string.h>
#include <sdkconfig.h>
#include <freertos/FreeRTOS.h>
#include <freertos/task.h>
@ -7,11 +8,12 @@
#include <esp_err.h>
#include <esp_log.h>
#include "hardware.h"
#include "pca9555.h"
static const char *TAG = "main";
bool calibrate = true;
ILI9341* ili9341 = NULL;
uint8_t* framebuffer = NULL;
void button_handler(uint8_t pin, bool value) {
switch(pin) {
@ -118,6 +120,21 @@ void app_main(void) {
restart();
}
ili9341 = get_ili9341();
framebuffer = heap_caps_malloc(ILI9341_BUFFER_SIZE, MALLOC_CAP_8BIT);
if (framebuffer == NULL) {
ESP_LOGE(TAG, "Failed to allocate framebuffer");
restart();
}
/*memset(framebuffer, 0, ILI9341_BUFFER_SIZE); // Clear framebuffer
res = ili9341_write(ili9341, framebuffer);
if (res != ESP_OK) {
ESP_LOGE(TAG, "Failed to write framebuffer to LCD");
restart();
}*/
/* Print chip information */
esp_chip_info_t chip_info;
esp_chip_info(&chip_info);
@ -145,18 +162,12 @@ void app_main(void) {
rotation_offset.z = 0;
while (1) {
vTaskDelay(10 / portTICK_PERIOD_MS);
/*res = bno055_test(bno055);
if (res != ESP_OK) {
ESP_LOGE(TAG, "Testing BNO055 failed");
continue;
}*/
res = bno055_workaround(bno055);
//vTaskDelay(10 / portTICK_PERIOD_MS);
/*res = bno055_workaround(bno055);
if (res != ESP_OK) {
ESP_LOGE(TAG, "Workaround failed %d\n", res);
continue;
}
}*/
/*res = bno055_get_vector(bno055, BNO055_VECTOR_ACCELEROMETER, &acceleration);
if (res != ESP_OK) {
@ -215,4 +226,6 @@ void app_main(void) {
printf("Magnetic (uT) x: %5.4f y: %5.4f z: %5.4f Rotation (deg): x: %5.4f y: %5.4f z: %5.4f \n", magnetism.x, magnetism.y, magnetism.z, rotation.x, rotation.y, rotation.z);
}
free(framebuffer);
}