|
|
@@ -0,0 +1,115 @@
|
|
|
+/*
|
|
|
+ * MIT License
|
|
|
+ *
|
|
|
+ * Copyright (c) 2017 David Antliff
|
|
|
+ *
|
|
|
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
|
+ * of this software and associated documentation files (the "Software"), to deal
|
|
|
+ * in the Software without restriction, including without limitation the rights
|
|
|
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
|
+ * copies of the Software, and to permit persons to whom the Software is
|
|
|
+ * furnished to do so, subject to the following conditions:
|
|
|
+ *
|
|
|
+ * The above copyright notice and this permission notice shall be included in all
|
|
|
+ * copies or substantial portions of the Software.
|
|
|
+ *
|
|
|
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
|
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
|
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
|
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
|
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
|
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
|
+ * SOFTWARE.
|
|
|
+ */
|
|
|
+
|
|
|
+/**
|
|
|
+ * @file app_main.c
|
|
|
+ * @brief Example application for the TSL2561 Light-to-Digital Converter.
|
|
|
+ */
|
|
|
+
|
|
|
+
|
|
|
+#include <stdio.h>
|
|
|
+#include "freertos/FreeRTOS.h"
|
|
|
+#include "freertos/task.h"
|
|
|
+#include "esp_system.h"
|
|
|
+#include "driver/gpio.h"
|
|
|
+#include "driver/i2c.h"
|
|
|
+#include "esp_log.h"
|
|
|
+#include "sdkconfig.h"
|
|
|
+
|
|
|
+#include "smbus.h"
|
|
|
+#include "tsl2561.h"
|
|
|
+#include "config.h"
|
|
|
+
|
|
|
+#ifdef ENABLE_LUX_SENSOR
|
|
|
+
|
|
|
+#define TAG "app"
|
|
|
+
|
|
|
+#define I2C_MASTER_NUM I2C_NUM_0
|
|
|
+#define I2C_MASTER_TX_BUF_LEN 0 // disabled
|
|
|
+#define I2C_MASTER_RX_BUF_LEN 0 // disabled
|
|
|
+#define I2C_MASTER_FREQ_HZ 100000
|
|
|
+#define I2C_MASTER_SDA_IO I2C_MASTER_SDA
|
|
|
+#define I2C_MASTER_SCL_IO I2C_MASTER_SCL
|
|
|
+
|
|
|
+static void i2c_master_init(void)
|
|
|
+{
|
|
|
+ int i2c_master_port = I2C_MASTER_NUM;
|
|
|
+ i2c_config_t conf;
|
|
|
+ conf.mode = I2C_MODE_MASTER;
|
|
|
+ conf.sda_io_num = I2C_MASTER_SDA_IO;
|
|
|
+ conf.sda_pullup_en = GPIO_PULLUP_DISABLE; // GY-2561 provides 10kΩ pullups
|
|
|
+ conf.scl_io_num = I2C_MASTER_SCL_IO;
|
|
|
+ conf.scl_pullup_en = GPIO_PULLUP_DISABLE; // GY-2561 provides 10kΩ pullups
|
|
|
+ conf.master.clk_speed = I2C_MASTER_FREQ_HZ;
|
|
|
+ i2c_param_config(i2c_master_port, &conf);
|
|
|
+ i2c_driver_install(i2c_master_port, conf.mode,
|
|
|
+ I2C_MASTER_RX_BUF_LEN,
|
|
|
+ I2C_MASTER_TX_BUF_LEN, 0);
|
|
|
+}
|
|
|
+
|
|
|
+static void tsl2561_task(void * pvParameter)
|
|
|
+{
|
|
|
+ // Set up I2C
|
|
|
+ i2c_master_init();
|
|
|
+ i2c_port_t i2c_num = I2C_MASTER_NUM;
|
|
|
+ uint8_t address = CONFIG_TSL2561_I2C_ADDRESS;
|
|
|
+
|
|
|
+ // Set up the SMBus
|
|
|
+ smbus_info_t * smbus_info = smbus_malloc();
|
|
|
+ smbus_init(smbus_info, i2c_num, address);
|
|
|
+ smbus_set_timeout(smbus_info, 1000 / portTICK_RATE_MS);
|
|
|
+
|
|
|
+ // Set up the TSL2561 device
|
|
|
+ tsl2561_info_t * tsl2561_info = tsl2561_malloc();
|
|
|
+ tsl2561_init(tsl2561_info, smbus_info);
|
|
|
+
|
|
|
+ // Set sensor integration time and gain
|
|
|
+ tsl2561_set_integration_time_and_gain(tsl2561_info, TSL2561_INTEGRATION_TIME_402MS, TSL2561_GAIN_1X);
|
|
|
+ //tsl2561_set_integration_time_and_gain(tsl2561_info, TSL2561_INTEGRATION_TIME_402MS, TSL2561_GAIN_16X);
|
|
|
+
|
|
|
+ while (1)
|
|
|
+ {
|
|
|
+ tsl2561_visible_t visible = 0;
|
|
|
+ tsl2561_infrared_t infrared = 0;
|
|
|
+ tsl2561_read(tsl2561_info, &visible, &infrared);
|
|
|
+
|
|
|
+ printf("\nFull spectrum: %d\n", visible + infrared);
|
|
|
+ printf("Infrared: %d\n", infrared);
|
|
|
+ printf("Visible: %d\n", visible);
|
|
|
+ printf("Lux: %d\n", tsl2561_compute_lux(tsl2561_info, visible, infrared));
|
|
|
+
|
|
|
+ vTaskDelay(2000 / portTICK_RATE_MS);
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+void init_tsl2561()
|
|
|
+{
|
|
|
+ xTaskCreate(&tsl2561_task, "tsl2561_task", 2048, NULL, 5, NULL);
|
|
|
+
|
|
|
+ // I2C/SMBus Test application
|
|
|
+ //extern void test_smbus_task(void * pvParameter);
|
|
|
+ //xTaskCreate(&test_smbus_task, "test_smbus_task", 2048, NULL, 5, NULL);
|
|
|
+}
|
|
|
+
|
|
|
+#endif
|
