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Refactor sensor control to separate component

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This commit is contained in:
Christian Loch 2020-04-21 00:37:16 +02:00
parent 1e0c5837d6
commit 286dac60ff
9 changed files with 176 additions and 287 deletions
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52
components/display/display.c
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@ -240,51 +240,6 @@ void print_humid2(uint32_t humidity_raw)
TFT_print(humid_str, layout.aussenLeft, layout.humBaseline);
}
int32_t last_temp_raw = 0;
uint32_t last_pressure_raw = 0;
uint32_t last_humidity_raw = 0;
int32_t last_temp2_raw = 0;
uint32_t last_pressure2_raw = 0;
uint32_t last_humidity2_raw = 0;
void update_data(int32_t temp_raw, uint32_t pressure_raw, uint32_t humidity_raw,
int32_t temp2_raw, uint32_t pressure2_raw, uint32_t humidity2_raw)
{
if (temp_raw != last_temp_raw) {
print_temp1(temp_raw);
last_temp_raw = temp_raw;
}
if (temp2_raw != last_temp2_raw) {
print_temp2(temp2_raw);
last_temp2_raw = temp2_raw;
}
if (pressure_raw != last_pressure_raw) {
print_press1(pressure_raw);
last_pressure_raw = pressure_raw;
}
if (pressure2_raw != last_pressure2_raw) {
print_press2(pressure2_raw);
last_pressure2_raw = pressure2_raw;
}
if (humidity_raw != last_humidity_raw) {
print_humid1(humidity_raw);
last_humidity_raw = humidity_raw;
}
if (humidity2_raw != last_humidity2_raw) {
print_humid2(humidity2_raw);
last_humidity2_raw = humidity2_raw;
}
last_pressure_raw = pressure_raw;
last_humidity_raw = humidity_raw;
last_temp2_raw = temp2_raw;
last_pressure2_raw = pressure2_raw;
last_humidity2_raw = humidity2_raw;
}
void display_data(int32_t temp_raw, uint32_t pressure_raw, uint32_t humidity_raw,
int32_t temp2_raw, uint32_t pressure2_raw, uint32_t humidity2_raw)
{
@ -314,13 +269,6 @@ void display_data(int32_t temp_raw, uint32_t pressure_raw, uint32_t humidity_raw
TFT_setFont(UBUNTU16_FONT, NULL);
TFT_print("%", layout.unitLeft, layout.humBaseline);
TFT_print("hPa", layout.unitLeft, layout.pressBaseline);
last_temp_raw = temp_raw;
last_pressure_raw = pressure_raw;
last_humidity_raw = humidity_raw;
last_temp2_raw = temp2_raw;
last_pressure2_raw = pressure2_raw;
last_humidity2_raw = humidity2_raw;
}
esp_err_t init_display()

3
components/sensors/CMakeLists.txt Normal file
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@ -0,0 +1,3 @@
idf_component_register(SRCS "bme280.c" "sensors.c"
INCLUDE_DIRS "."
REQUIRES driver )

0
main/bme280.c → components/sensors/bme280.c
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0
main/bme280.h → components/sensors/bme280.h
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0
main/bme280_defs.h → components/sensors/bme280_defs.h
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145
components/sensors/sensors.c Normal file
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@ -0,0 +1,145 @@
/*
* sensors.c
*
* Created on: 20 Apr 2020
* Author: Chris
*/
#include "sensors.h"
static struct bme280_dev* dev;
static struct bme280_dev* dev2;
void i2c_setup()
{
printf("Setting up I2C driver on port 1... ");
i2c_config_t config;
config.mode = I2C_MODE_MASTER;
config.sda_io_num = 33;
config.sda_pullup_en = GPIO_PULLUP_ENABLE;
config.scl_io_num = 32;
config.scl_pullup_en = GPIO_PULLUP_ENABLE;
config.master.clk_speed = 100000;
i2c_param_config(I2C_NUM_0, &config);
printf("Set driver parameters... ");
esp_err_t err = i2c_driver_install(I2C_NUM_0, I2C_MODE_MASTER, 0, 0, 0);
if (err == ESP_OK)
printf("Driver installed!\n");
else if (err == ESP_ERR_INVALID_ARG)
printf("Driver install failed, invalid arguments!\n");
else
printf("Driver install failed!\n");
}
int8_t i2c_read(uint8_t dev_id, uint8_t reg_addr, uint8_t *data, uint16_t len) {
i2c_cmd_handle_t cmd = i2c_cmd_link_create();
i2c_master_start(cmd);
i2c_master_write_byte(cmd, dev_id << 1 | I2C_MASTER_WRITE, 1);
i2c_master_write_byte(cmd, reg_addr, 1);
i2c_master_start(cmd);
i2c_master_write_byte(cmd, dev_id << 1 | I2C_MASTER_READ, 1);
if (len > 1) {
i2c_master_read(cmd, data, len - 1, I2C_MASTER_ACK);
}
i2c_master_read_byte(cmd, data + len - 1, I2C_MASTER_NACK);
i2c_master_stop(cmd);
i2c_master_cmd_begin(I2C_NUM_0, cmd, 500 / portTICK_RATE_MS);
i2c_cmd_link_delete(cmd);
return 0;
}
int8_t i2c_write(uint8_t dev_id, uint8_t reg_addr, uint8_t *data, uint16_t len) {
//printf("Writing to bus: dev_id=%x, reg_addr=%x, data=%p, length=%u\n", dev_id, reg_addr, data, len);
i2c_cmd_handle_t cmd = i2c_cmd_link_create();
i2c_master_start(cmd);
i2c_master_write_byte(cmd, (dev_id << 1) | I2C_MASTER_WRITE, 1);
i2c_master_write_byte(cmd, reg_addr, 1);
i2c_master_write(cmd, data, len, 1);
i2c_master_stop(cmd);
i2c_master_cmd_begin(I2C_NUM_0, cmd, 500 / portTICK_RATE_MS);
i2c_cmd_link_delete(cmd);
return 0;
}
void i2c_delay(uint32_t period) {
vTaskDelay(period / portTICK_PERIOD_MS);
}
void i2c_shutdown()
{
printf("Shutting down I<>C bus... ");
esp_err_t err = i2c_driver_delete(I2C_NUM_0);
if (err == ESP_ERR_INVALID_ARG)
printf("Failed, invalid arguments!\n");
else
printf("Success!\n");
}
void read_sensor(int32_t* temp, uint32_t* pressure, uint32_t* humidity) {
uint8_t settings_sel;
uint32_t req_delay;
struct bme280_data comp_data;
dev->settings.osr_h = BME280_OVERSAMPLING_16X;
dev->settings.osr_p = BME280_OVERSAMPLING_16X;
dev->settings.osr_t = BME280_OVERSAMPLING_16X;
dev->settings.filter = BME280_FILTER_COEFF_16;
settings_sel = BME280_OSR_PRESS_SEL | BME280_OSR_TEMP_SEL | BME280_OSR_HUM_SEL | BME280_FILTER_SEL;
bme280_set_sensor_settings(settings_sel, dev);
req_delay = 12*bme280_cal_meas_delay(&(dev->settings));
bme280_set_sensor_mode(BME280_FORCED_MODE, dev);
dev->delay_ms(req_delay / portTICK_PERIOD_MS);
bme280_get_sensor_data(BME280_ALL, &comp_data, dev);
*temp = comp_data.temperature;
*pressure = comp_data.pressure;
*humidity = comp_data.humidity;
}
void read_sensor2(int32_t* temp, uint32_t* pressure, uint32_t* humidity) {
uint8_t settings_sel;
uint32_t req_delay;
struct bme280_data comp_data;
dev2->settings.osr_h = BME280_OVERSAMPLING_16X;
dev2->settings.osr_p = BME280_OVERSAMPLING_16X;
dev2->settings.osr_t = BME280_OVERSAMPLING_16X;
dev2->settings.filter = BME280_FILTER_COEFF_16;
settings_sel = BME280_OSR_PRESS_SEL | BME280_OSR_TEMP_SEL | BME280_OSR_HUM_SEL | BME280_FILTER_SEL;
bme280_set_sensor_settings(settings_sel, dev2);
req_delay = 12*bme280_cal_meas_delay(&(dev2->settings));
bme280_set_sensor_mode(BME280_FORCED_MODE, dev2);
dev2->delay_ms(req_delay / portTICK_PERIOD_MS);
bme280_get_sensor_data(BME280_ALL, &comp_data, dev2);
*temp = comp_data.temperature;
*pressure = comp_data.pressure;
*humidity = comp_data.humidity;
}
void init_sensors()
{
// INIT SENSOR
i2c_setup();
dev = malloc(sizeof(struct bme280_dev));
dev->dev_id = 0x76;
dev->intf = BME280_I2C_INTF;
dev->read = i2c_read;
dev->write = i2c_write;
dev->delay_ms = i2c_delay;
bme280_init(dev);
// INIT SENSOR2
dev2 = malloc(sizeof(struct bme280_dev));
dev2->dev_id = 0x77;
dev2->intf = BME280_I2C_INTF;
dev2->read = i2c_read;
dev2->write = i2c_write;
dev2->delay_ms = i2c_delay;
bme280_init(dev2);
}

19
components/sensors/sensors.h Normal file
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@ -0,0 +1,19 @@
/*
* sensors.h
*
* Created on: 20 Apr 2020
* Author: Chris
*/
#ifndef COMPONENTS_SENSORS_SENSORS_H_
#define COMPONENTS_SENSORS_SENSORS_H_
#include "bme280.h"
#include "bme280_defs.h"
#include "driver/i2c.h"
void init_sensors();
void read_sensor2(int32_t* temp, uint32_t* pressure, uint32_t* humidity);
void read_sensor(int32_t* temp, uint32_t* pressure, uint32_t* humidity);
#endif /* COMPONENTS_SENSORS_SENSORS_H_ */

2
main/CMakeLists.txt
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@ -2,7 +2,7 @@
set(COMPONENT_REQUIRES )
set(COMPONENT_PRIV_REQUIRES )
set(COMPONENT_SRCS "main.c" "bme280.c")
set(COMPONENT_SRCS "main.c")
set(COMPONENT_ADD_INCLUDEDIRS "")
register_component()

242
main/main.c
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@ -1,10 +1,10 @@
#include "bme280.h"
#include "bme280_defs.h"
#include "driver/i2c.h"
#include "display.h"
#include "sensors.h"
#include <esp_log.h>
#include <freertos/FreeRTOS.h>
#include <freertos/task.h>
//#include <esp_wifi.h>
//#include "freertos/event_groups.h"
//#include "nvs_flash.h"
@ -241,213 +241,6 @@
// vEventGroupDelete(s_wifi_event_group);
//}
void i2c_setup()
{
printf("Setting up I<>C driver on port 1... ");
i2c_config_t config;
config.mode = I2C_MODE_MASTER;
config.sda_io_num = 33;
config.sda_pullup_en = GPIO_PULLUP_ENABLE;
config.scl_io_num = 32;
config.scl_pullup_en = GPIO_PULLUP_ENABLE;
config.master.clk_speed = 100000;
i2c_param_config(I2C_NUM_0, &config);
printf("Set driver parameters... ");
esp_err_t err = i2c_driver_install(I2C_NUM_0, I2C_MODE_MASTER, 0, 0, 0);
if (err == ESP_OK)
printf("Driver installed!\n");
else if (err == ESP_ERR_INVALID_ARG)
printf("Driver install failed, invalid arguments!\n");
else
printf("Driver install failed!\n");
}
int8_t i2c_read(uint8_t dev_id, uint8_t reg_addr, uint8_t *data, uint16_t len) {
i2c_cmd_handle_t cmd = i2c_cmd_link_create();
i2c_master_start(cmd);
i2c_master_write_byte(cmd, dev_id << 1 | I2C_MASTER_WRITE, 1);
i2c_master_write_byte(cmd, reg_addr, 1);
i2c_master_start(cmd);
i2c_master_write_byte(cmd, dev_id << 1 | I2C_MASTER_READ, 1);
if (len > 1) {
i2c_master_read(cmd, data, len - 1, I2C_MASTER_ACK);
}
i2c_master_read_byte(cmd, data + len - 1, I2C_MASTER_NACK);
i2c_master_stop(cmd);
i2c_master_cmd_begin(I2C_NUM_0, cmd, 500 / portTICK_RATE_MS);
i2c_cmd_link_delete(cmd);
return 0;
}
int8_t i2c_write(uint8_t dev_id, uint8_t reg_addr, uint8_t *data, uint16_t len) {
//printf("Writing to bus: dev_id=%x, reg_addr=%x, data=%p, length=%u\n", dev_id, reg_addr, data, len);
i2c_cmd_handle_t cmd = i2c_cmd_link_create();
i2c_master_start(cmd);
i2c_master_write_byte(cmd, (dev_id << 1) | I2C_MASTER_WRITE, 1);
i2c_master_write_byte(cmd, reg_addr, 1);
i2c_master_write(cmd, data, len, 1);
i2c_master_stop(cmd);
i2c_master_cmd_begin(I2C_NUM_0, cmd, 500 / portTICK_RATE_MS);
i2c_cmd_link_delete(cmd);
return 0;
}
void i2c_delay(uint32_t period) {
vTaskDelay(period / portTICK_PERIOD_MS);
}
void i2c_shutdown()
{
printf("Shutting down I<>C bus... ");
esp_err_t err = i2c_driver_delete(I2C_NUM_0);
if (err == ESP_ERR_INVALID_ARG)
printf("Failed, invalid arguments!\n");
else
printf("Success!\n");
}
void read_sensor(struct bme280_dev* dev, int32_t* temp, uint32_t* pressure, uint32_t* humidity) {
uint8_t settings_sel;
uint32_t req_delay;
struct bme280_data comp_data;
dev->settings.osr_h = BME280_OVERSAMPLING_16X;
dev->settings.osr_p = BME280_OVERSAMPLING_16X;
dev->settings.osr_t = BME280_OVERSAMPLING_16X;
dev->settings.filter = BME280_FILTER_COEFF_16;
settings_sel = BME280_OSR_PRESS_SEL | BME280_OSR_TEMP_SEL | BME280_OSR_HUM_SEL | BME280_FILTER_SEL;
bme280_set_sensor_settings(settings_sel, dev);
req_delay = 12*bme280_cal_meas_delay(&(dev->settings));
/* Continuously stream sensor data */
bme280_set_sensor_mode(BME280_FORCED_MODE, dev);
/* Wait for the measurement to complete and print data @25Hz */
dev->delay_ms(req_delay / portTICK_PERIOD_MS);
bme280_get_sensor_data(BME280_ALL, &comp_data, dev);
*temp = comp_data.temperature;
*pressure = comp_data.pressure;
*humidity = comp_data.humidity;
}
void read_sensor2(struct bme280_dev* dev, int32_t* temp, uint32_t* pressure, uint32_t* humidity) {
uint8_t settings_sel;
uint32_t req_delay;
struct bme280_data comp_data;
dev->settings.osr_h = BME280_OVERSAMPLING_16X;
dev->settings.osr_p = BME280_OVERSAMPLING_16X;
dev->settings.osr_t = BME280_OVERSAMPLING_16X;
dev->settings.filter = BME280_FILTER_COEFF_16;
settings_sel = BME280_OSR_PRESS_SEL | BME280_OSR_TEMP_SEL | BME280_OSR_HUM_SEL | BME280_FILTER_SEL;
bme280_set_sensor_settings(settings_sel, dev);
/*Calculate the minimum delay required between consecutive measurement based upon the sensor enabled
* and the oversampling configuration. */
req_delay = 12*bme280_cal_meas_delay(&(dev->settings));
bme280_set_sensor_mode(BME280_FORCED_MODE, dev);
/* Wait for the measurement to complete and print data @25Hz */
dev->delay_ms(req_delay / portTICK_PERIOD_MS);
bme280_get_sensor_data(BME280_ALL, &comp_data, dev);
*temp = comp_data.temperature;
*pressure = comp_data.pressure;
*humidity = comp_data.humidity;
}
//void print_data(u8g2_t* u8g2, int32_t temp_raw, uint32_t pressure_raw, uint32_t humidity_raw,
// int32_t temp2_raw, uint32_t pressure2_raw, uint32_t humidity2_raw) {
// // Calc temperature pre and post comma values
// int32_t temp_pre = temp_raw / 100;
// int32_t temp_post = (abs(temp_raw) % 100) / 10;
// int32_t temp2_pre = temp2_raw / 100;
// int32_t temp2_post = (abs(temp2_raw) % 100) / 10;
//
// // Calc pressure values
// uint32_t press = pressure_raw / 100;
// uint32_t press2 = pressure2_raw / 100;
//
// // Calc humidity pre and post comma values
// uint32_t humid_pre = humidity_raw / 1024;
// uint32_t humid_post = (humidity_raw - humid_pre*1024) * 10 / 1024;
// uint32_t humid2_pre = humidity2_raw / 1024;
// uint32_t humid2_post = (humidity2_raw - humid2_pre*1024) * 10 / 1024;
//
// // Format temperatures
// char temp_str[2*(sizeof(int)*8+1)+5] = ""; // ""
// char temp_pre_str[sizeof(int)*8+1];
// itoa(temp_pre, temp_pre_str, 10);
// char temp_post_str[sizeof(int)*8+1];
// itoa(temp_post, temp_post_str, 10);
// char temp2_pre_str[sizeof(int)*8+1];
// itoa(temp2_pre, temp2_pre_str, 10);
// char temp2_post_str[sizeof(int)*8+1];
// itoa(temp2_post, temp2_post_str, 10);
// if (temp_pre < 10)
// strcat(temp_str, " "); // Add space if first temperatur is just one digit long " "
// strcat(temp_str, temp_pre_str); // " 1"
// strcat(temp_str, ","); // " 1,"
// strcat(temp_str, temp_post_str); // " 1,3"
// strcat(temp_str, " "); // " 1,3 "
// if (temp2_pre >= 0)
// strcat(temp_str, " "); // Add space if there is no minus sign " 1,3 "
// if (temp2_pre < 10)
// strcat(temp_str, " "); // Add space if second temperatur is just one digit long " 1,3 "
// strcat(temp_str, temp2_pre_str); // " 1,3 7"
// strcat(temp_str, ","); // " 1,3 7,"
// strcat(temp_str, temp2_post_str); // " 1,3 7,2"
// strcat(temp_str, " <20>C"); // " 1,3 7,2 <20>C"
//
// // Format temperatures
// char humid_str[2*(sizeof(int)*8+1)+5] = ""; // ""
// char humid_pre_str[sizeof(int)*8+1];
// itoa(humid_pre, humid_pre_str, 10);
// char humid_post_str[sizeof(int)*8+1];
// itoa(humid_post, humid_post_str, 10);
// char humid2_pre_str[sizeof(int)*8+1];
// itoa(humid2_pre, humid2_pre_str, 10);
// char humid2_post_str[sizeof(int)*8+1];
// itoa(humid2_post, humid2_post_str, 10);
// strcat(humid_str, humid_pre_str); // "12"
// strcat(humid_str, ","); // "12,"
// strcat(humid_str, humid_post_str); // "12,5"
// strcat(humid_str, " "); // "12,5 "
// strcat(humid_str, humid2_pre_str); // "12,5 45"
// strcat(humid_str, ","); // "12,5 45,"
// strcat(humid_str, humid2_post_str); // "12,5 45,23"
// strcat(humid_str, " %"); // "12,5 45,23 %"
//
// // Format pressure
// char pressure_str[2*(sizeof(int)*8+1)+5] = ""; // ""
// char press1_str[sizeof(int)*8+1];
// itoa(press, press1_str, 10);
// char press2_str[sizeof(int)*8+1];
// itoa(press2, press2_str, 10);
// if (press < 1000)
// strcat(pressure_str, " ");
// strcat(pressure_str, press1_str);
// strcat(pressure_str, " ");
// if (press2 < 1000)
// strcat(pressure_str, " ");
// strcat(pressure_str, press2_str);
// strcat(pressure_str, " hPa");
//
// u8g2_ClearBuffer(u8g2);
// u8g2_SetFont(u8g2, u8g2_font_profont17_mf);
// int8_t fontheight = u8g2_GetAscent(u8g2);
// int8_t fontmargin = abs(u8g2_GetDescent(u8g2))+2;
// u8g2_DrawStr(u8g2, 0, fontheight, " IN OUT ");
// u8g2_DrawStr(u8g2, 0, 2*fontheight + fontmargin, temp_str);
// u8g2_DrawStr(u8g2, 0, 3*fontheight + 2*fontmargin, humid_str);
// u8g2_DrawStr(u8g2, 0, 4*fontheight + 3*fontmargin, pressure_str);
// u8g2_SendBuffer(u8g2);
//}
void app_main(void)
{
int32_t temp = -12;
@ -457,25 +250,6 @@ void app_main(void)
uint32_t pressure2 = 0;
uint32_t humidity2 = 0;
// INIT SENSOR
i2c_setup();
struct bme280_dev dev;
dev.dev_id = 0x76;
dev.intf = BME280_I2C_INTF;
dev.read = i2c_read;
dev.write = i2c_write;
dev.delay_ms = i2c_delay;
bme280_init(&dev);
// INIT SENSOR2
struct bme280_dev dev2;
dev2.dev_id = 0x77;
dev2.intf = BME280_I2C_INTF;
dev2.read = i2c_read;
dev2.write = i2c_write;
dev2.delay_ms = i2c_delay;
bme280_init(&dev2);
// INIT WIFI
//Initialize NVS
// esp_err_t ret = nvs_flash_init();
@ -493,14 +267,14 @@ void app_main(void)
// ESP_ERROR_CHECK(esp_event_handler_register(IP_EVENT, IP_EVENT_STA_GOT_IP, &connect_handler, &server));
// ESP_ERROR_CHECK(esp_event_handler_register(WIFI_EVENT, WIFI_EVENT_STA_DISCONNECTED, &disconnect_handler, &server));
// server = start_webserver();
init_sensors();
init_display();
read_sensor(&dev, &temp, &pressure, &humidity);
read_sensor(&dev2, &temp2, &pressure2, &humidity2);
read_sensor(&temp, &pressure, &humidity);
read_sensor2(&temp2, &pressure2, &humidity2);
display_data(temp, pressure, humidity, temp2, pressure2, humidity2);
while (1) {
read_sensor(&dev, &temp, &pressure, &humidity);
read_sensor(&dev2, &temp2, &pressure2, &humidity2);
read_sensor(&temp, &pressure, &humidity);
read_sensor2(&temp2, &pressure2, &humidity2);
display_data(temp, pressure, humidity, temp2, pressure2, humidity2);
vTaskDelay(1000 / portTICK_PERIOD_MS);
}