I2C bus upgrade (#432)
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d100f42b1f
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b83c2629b9
56 changed files with 909 additions and 804 deletions
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@ -9,15 +9,21 @@
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#include "i2c/i2c.h"
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#include "pcf8591/pcf8591.h"
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#define ADDR PCF8591_DEFAULT_ADDRESS
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#define I2C_BUS 0
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#define SCL_PIN 5
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#define SDA_PIN 4
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static void measure(void *pvParameters)
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{
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i2c_dev_t dev = {
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.addr = ADDR,
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.bus = I2C_BUS,
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};
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while (1)
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{
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vTaskDelay(1000 / portTICK_PERIOD_MS);
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printf("Value: %d\n", pcf8591_read(PCF8591_DEFAULT_ADDRESS, 0x03));
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printf("Value: %d\n", pcf8591_read(&dev, 0x03));
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}
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}
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@ -30,7 +36,7 @@ void user_init(void)
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printf("SDK version : %s\n", sdk_system_get_sdk_version());
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printf("GIT version : %s\n", GITSHORTREV);
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i2c_init(SCL_PIN, SDA_PIN);
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i2c_init(I2C_BUS, SCL_PIN, SDA_PIN, I2C_FREQ_100K);
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xTaskCreate(measure, "measure_task", 256, NULL, 2, NULL);
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}
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