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bh1750 i2c light sensor driver + pwm cleanup (#330)

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Add bh1750 (I2C light sensor) driver + usage example
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andree182 2017-04-01 02:20:37 +02:00 • committed by Ruslan V. Uss
parent 31ef50c9a9
commit b3f658bdbf
7 changed files with 170 additions and 7 deletions
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41
examples/bh1750/bh1750_example.c Normal file
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#include <stdio.h>
#include "espressif/esp_common.h"
#include "esp/uart.h"
#include "FreeRTOS.h"
#include "task.h"
#include "i2c/i2c.h"
#include "bh1750/bh1750.h"
#define SCL_PIN 5
#define SDA_PIN 4
static void measure(void *pvParameters)
{
bh1750_configure(BH1750_ADDR_LO,
BH1750_CONTINUOUS_MODE | BH1750_HIGH_RES_MODE);
while (1) {
while(1) {
vTaskDelay(200 / portTICK_PERIOD_MS);
printf("Lux: %d\n", bh1750_read(BH1750_ADDR_LO));
}
}
}
void user_init(void)
{
uart_set_baud(0, 115200);
// Just some information
printf("\n");
printf("SDK version : %s\n", sdk_system_get_sdk_version());
printf("GIT version : %s\n", GITSHORTREV);
i2c_init(SCL_PIN, SDA_PIN);
xTaskCreate(measure, "measure_task", 256, NULL, 2, NULL);
}