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SHT3x driver small correction

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This commit is contained in:
Gunar Schorcht 2017-10-22 13:14:29 +02:00
parent b9add1ee48
commit d53907e8cf
1 changed files with 4 additions and 4 deletions
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8
extras/sht3x/sht3x.c
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@ -328,10 +328,10 @@ static bool sht3x_send_command(sht3x_sensor_t* dev, uint16_t cmd)
int err; int err;
int count = 10; int count = 10;
// in case i2c is busy, try to write up to ten times and 100 ms // in case i2c is busy, try to write up to ten ticks (normally 100 ms)
// tested with a task that is disturbing by using i2c bus almost all the time // tested with a task that is disturbing by using i2c bus almost all the time
while ((err=i2c_slave_write(dev->bus, dev->addr, 0, data, 2)) == -EBUSY && count--) while ((err=i2c_slave_write(dev->bus, dev->addr, 0, data, 2)) == -EBUSY && count--)
vTaskDelay (10 / portTICK_PERIOD_MS); vTaskDelay (1);
if (err) if (err)
{ {
@ -351,9 +351,9 @@ static bool sht3x_read_data(sht3x_sensor_t* dev, uint8_t *data, uint32_t len)
int err; int err;
int count = 10; int count = 10;
// in case i2c is busy, try to read up to ten times and 100 ms // in case i2c is busy, try to read up to ten ticks (normally 100 ms)
while ((err=i2c_slave_read(dev->bus, dev->addr, 0, data, len)) == -EBUSY && count--) while ((err=i2c_slave_read(dev->bus, dev->addr, 0, data, len)) == -EBUSY && count--)
vTaskDelay (10 / portTICK_PERIOD_MS); vTaskDelay (1);
if (err) if (err)
{ {