Connect to the custom BLE service on your STM32WB55 and control a traffic light. Click the lights to toggle them. Each light maps to one bit in the packet byte: Green=bit0, Yellow=bit1, Red=bit2.
0000fe40-cc7a-482a-984a-7f2ed5b3e58f
0000fe41-8e22-4541-9d4c-21edae82ed19