Why not use an I2C UART?
https://www.byvac.com/shop/product/i2c-to-uart-gpio/
This chip also has DAC/ADC and GPIO. I use a couple for two BLE gateways.
Search found 3 matches
- Tue Nov 06, 2018 4:23 pm
- Forum: ESP8266 boards
- Topic: Software serial?
- Replies: 57
- Views: 75019
- Mon Jul 30, 2018 2:25 pm
- Forum: ESP8266 boards
- Topic: timezone support in MicroPython ?
- Replies: 23
- Views: 93069
Re: timezone support in MicroPython ?
For me I just needed to add 1 hour (BST) at the appropriate time of year, for other zones it would be some offset. Most daylight saving countries use the last Sunday in March and the last Sunday in October. This does vary see the Wikipedia entry. I just worked backwards from November to get the too ...
- Mon Jul 30, 2018 2:10 pm
- Forum: ESP8266 boards
- Topic: Bullet-Proof HTTP server.
- Replies: 9
- Views: 9906
Re: Bullet-Proof HTTP server.
I have a central heating controller where an RPi communicates with an ESP8266 over a TCP socket very similar to the code at the top of this topic. It has been running over a year quite reliably. The only differences I can see are as follows: First I check the connection with this: [code] # *********...