sbi.gaijin| Quantity | Component name | |
| 1 | × | AI-Thinker "Black board T5" Beep-o-matic |
| 2 | × | 22k resistors Pull-ups |
Reworking the AI Thinker "Black board T5"
Rework the T5 board to get rid of the (apparently) useless 8051 QFP chip and have the ESP8266 do all of the heavy lifting.