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pca9685 pcf8591 ms561101ba03 update

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This commit is contained in:
lilian 2017-08-04 18:27:59 -03:00
parent e7d619b882
commit dd072bd7db
9 changed files with 109 additions and 96 deletions
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6
examples/ms561101ba03/main.c
View file

@ -13,18 +13,20 @@
#include <i2c/i2c.h>
#include <ms561101ba03/ms561101ba03.h>
#define I2C_BUS 0
#define SCL_PIN 5
#define SDA_PIN 4
void user_init(void)
{
i2c_init(SCL_PIN, SDA_PIN);
i2c_init(I2C_BUS, SCL_PIN, SDA_PIN, I2C_FREQ_100K);
uart_set_baud(0, 115200);
printf("SDK version:%s\n\n", sdk_system_get_sdk_version());
ms561101ba03_t device = {
.addr = MS561101BA03_ADDR_CSB_LOW,
.i2c_dev.bus = I2C_BUS,
.i2c_dev.addr = MS561101BA03_ADDR_CSB_LOW,
.osr = MS561101BA03_OSR_4096,
};

19
examples/pca9685_pwm/main.c
View file

@ -11,8 +11,9 @@
#include <pca9685/pca9685.h>
#include <stdio.h>
#define ADDR 0x40
#define ADDR PCA9685_ADDR_BASE
#define I2C_BUS 0
#define SCL_PIN 5
#define SDA_PIN 4
@ -23,19 +24,23 @@ void user_init(void)
uart_set_baud(0, 115200);
printf("SDK version:%s\n", sdk_system_get_sdk_version());
i2c_init(SCL_PIN, SDA_PIN);
i2c_init(I2C_BUS, SCL_PIN, SDA_PIN, I2C_FREQ_100K);
i2c_dev_t dev = {
.addr = ADDR,
.bus = I2C_BUS,
};
pca9685_init(ADDR);
pca9685_init(&dev);
pca9685_set_pwm_frequency(ADDR, 1000);
printf("Freq 1000Hz, real %d\n", pca9685_get_pwm_frequency(ADDR));
pca9685_set_pwm_frequency(&dev, 1000);
printf("Freq 1000Hz, real %d\n", pca9685_get_pwm_frequency(&dev));
uint16_t val = 0;
while (true)
{
printf("Set ch0 to %d, ch4 to %d\n", val, 4096 - val);
pca9685_set_pwm_value(ADDR, 0, val);
pca9685_set_pwm_value(ADDR, 4, 4096 - val);
pca9685_set_pwm_value(&dev, 0, val);
pca9685_set_pwm_value(&dev, 4, 4096 - val);
if (val++ == 4096)
val = 0;

10
examples/pcf8591/main.c
View file

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