0.7.6

src/esp32/main-esp32.cpp

@@ -4,6 +4,7 @@
 #include "configuration.h"
 #include "main.h"
 #include "power.h"
+#include "sleep.h"
 #include "target_specific.h"
 
 bool bluetoothOn;
@@ -177,6 +178,8 @@ void esp32Setup()
     DEBUG_MSG("Total PSRAM: %d\n", ESP.getPsramSize());
     DEBUG_MSG("Free PSRAM: %d\n", ESP.getFreePsram());
 
+    // enableModemSleep();
+
 #ifdef AXP192_SLAVE_ADDRESS
     axp192Init();
 #endif

src/sleep.cpp

@@ -291,7 +291,7 @@ esp_sleep_wakeup_cause_t doLightSleep(uint64_t sleepMsec) // FIXME, use a more r
 }
 #endif
 
-#if 0
+
 // not legal on the stock android ESP build
 
 /**
@@ -306,8 +306,8 @@ void enableModemSleep()
   static esp_pm_config_esp32_t config; // filled with zeros because bss
 
   config.max_freq_mhz = CONFIG_ESP32_DEFAULT_CPU_FREQ_MHZ;
-  config.min_freq_mhz = 10; // 10Mhz is minimum recommended
+  config.min_freq_mhz = 20; // 10Mhz is minimum recommended
   config.light_sleep_enable = false;
   DEBUG_MSG("Sleep request result %x\n", esp_pm_configure(&config));
 }
-#endif
+

src/sleep.h

@@ -34,4 +34,6 @@ extern Observable<void *> preflightSleep;
 extern Observable<void *> notifySleep;
 
 /// Called to tell observers we are now entering (deep) sleep and you should prepare.  Must return 0
-extern Observable<void *> notifyDeepSleep;
+extern Observable<void *> notifyDeepSleep;
+
+void enableModemSleep();