GPSTimeServer

WiFi enabled GPS fed NTP server based on NodeMCU Amica and Arduino framework

Parts list:

• Amica NodeMCU (ESP8266 / ESP-12)
• DS3231 RTC
• Neo-6m V2 GPS
• 0.96" OLED Display
• Hi-Link 5V/3W
• Mini-360 DC-DC Buck converter
• TP4056 Module
• 18650 battery holder

Libraries:

• paulstoffregen/Time@^1.6
• makuna/RTC@^2.3.5
• mikalhart/TinyGPS@0.0.0-alpha+sha.db4ef9c97a
• olikraus/U8g2@^2.28.8

Source code base on:

• http://w8bh.net/avr/clock2.pdf
• https://forum.arduino.cc/t/ntp-time-server/192816

https://www.linkedin.com/pulse/iot-maker-tale-stratum-1-time-server-built-from-scratch-monteiro/