esp8266/modmachine: In lightsleep, only waiti if wifi is turned off.
Otherwise the STA interface can't do DTIM sleeping correctly and power
consumption goes up.
@@ -105,11 +105,15 @@ STATIC mp_obj_t machine_lightsleep(size_t n_args, const mp_obj_t *args) {
}
max_us = max_ms * 1000;
}
+ uint32_t wifi_mode = wifi_get_opmode();
uint32_t start = system_get_time();
while (system_get_time() - start <= max_us) {
ets_event_poll();
+ if (wifi_mode == NULL_MODE) {
+ // Can only idle if the wifi is off
asm("waiti 0");
}
+ }
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(machine_lightsleep_obj, 0, 1, machine_lightsleep);
