diff options
Diffstat (limited to 'io-module/mths.c')
| -rw-r--r-- | io-module/mths.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/io-module/mths.c b/io-module/mths.c index 79ba885..224e918 100644 --- a/io-module/mths.c +++ b/io-module/mths.c @@ -392,17 +392,21 @@ static int radio_on_mths(void) log_info("turning on radio"); gpio_set_value(onoff_pin->pin.gpio, 0); - msleep(5500); + // ref:Telit_LE910_V2_Hardware_User_Guide_r9.pdf + // pg 32: When USB is connected or after firmware updating, + // delay must be equal at least to 10 seconds. + msleep(10500); // set on/off pin high gpio_set_value(onoff_pin->pin.gpio, 1); + log_info("radio_on_mths: radio should be coming up"); msleep(200); // check that power is high value = gpio_get_value(pwrmon_pin->pin.gpio); if(value == 0) { - log_warning("radio is still off. performing radio reset"); + log_warning("radio_on_mths: radio is still off. performing radio reset"); //Perform Hard Reset gpio_set_value(rst_pin->pin.gpio, 0); @@ -437,13 +441,16 @@ static int radio_reset_mths(void) // wait for 2 sec before toggling on/off pin msleep(2000); - // drive on/off pin low for 6 sec + // drive on/off pin low for 10.5 sec gpio_set_value(onoff_pin->pin.gpio, 0); - msleep(6000); + log_info("Wait 10.5 seconds for on/off pin"); + msleep(10500); + log_info("Done with wait 10.5 seconds for on/off pin"); // set on/off pin high gpio_set_value(onoff_pin->pin.gpio, 1); + msleep(200); // Delay for status pin to switch return 0; } |