From 8b6d35b09144044efaa46b44c9c8a8c019fd6703 Mon Sep 17 00:00:00 2001
From: dakkar <dakkar@thenautilus.net>
Date: Sun, 25 Mar 2018 17:51:55 +0100
Subject: notes for sensor

---
 sensor/README.rst.txt | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

(limited to 'sensor')

diff --git a/sensor/README.rst.txt b/sensor/README.rst.txt
index f97de5c..2420d9b 100644
--- a/sensor/README.rst.txt
+++ b/sensor/README.rst.txt
@@ -6,3 +6,27 @@ Some links:
 * vague guide to the OLED library
   https://diyprojects.io/using-i2c-128x64-0-96-ssd1306-oled-display-arduino/
 * the sensor library https://github.com/beegee-tokyo/DHTesp
+
+* Ultra Low Power mode for ESP32:
+
+  - not Arduino-style
+    https://github.com/espressif/esp-idf/blob/master/examples/system/deep_sleep/main/deep_sleep_example_main.c
+  - Arduino-style
+    https://github.com/espressif/arduino-esp32/blob/master/libraries/ESP32/examples/DeepSleep/TimerWakeUp/TimerWakeUp.ino
+
+* BLE examples
+  http://www.iotsharing.com/2017/07/how-to-use-ble-in-arduino-esp32.html
+  https://github.com/nkolban/ESP32_BLE_Arduino/blob/6bad7b42a96f0aa493323ef4821a8efb0e8815f2/examples/BLE_notify/BLE_notify.ino
+
+  maybe we want to have the esp32 *write* to the main thermostat?
+
+  - deep sleep
+  - read temperature
+  - BLE passive scan for thermostat
+  - connect
+  - write id + values to a property
+  - disconnect
+  - repeat
+
+  example Python server:
+  https://github.com/RadiusNetworks/bluez/blob/master/test/example-gatt-server
-- 
cgit v1.2.3