set max sleep time

src/main.cpp

@@ -147,8 +147,8 @@ void inline lightsleep() {
   PIN_FUNC_SELECT(PERIPHS_IO_MUX_MTCK_U,FUNC_GPIO13); // PIN_FUNC_SELECT(PERIPHS_IO_MUX_MTDI_U,FUNC_GPIO13);
   gpio_pin_wakeup_enable(GPIO_ID_PIN(GEIGER_PIN), GPIO_PIN_INTR_LOLEVEL);
   wifi_fpm_set_wakeup_cb(fpm_wakup_cb_func1);
-  wifi_fpm_do_sleep(0xFFFFFFF); // Sleep for longest possible time
-  //delay(1);
+  wifi_fpm_do_sleep((uint32_t)postingInterval*1000); // 0xFFFFFFF: Sleep for longest possible time
+  //delay(500);
 }
 
 void ICACHE_FLASH_ATTR getValuesJSON(char* buffer, const size_t buf_len, int format) {
@@ -373,7 +373,6 @@ void ICACHE_FLASH_ATTR sendValues() {
 
   net.setInsecure();
   mqttclient.begin(mqttserver, 8883, net);
-  int tries = 0;
   constexpr unsigned int retry_delay = 500;
   for (int tries=0; tries<5 && !mqttclient.connect(mqttusername, mqttusername, mqttpassword); tries++ ) {
     DEBUG_MSG(".");