| Part Number | Description |
|---|---|
| ACPL-214-500E | |
| 6N137 | Single High Speed LSTTL/TTL Compatible Optocoupler with enable, dV/dt 1000/us, VCM 10, max 7V VCC, DIP-8 |
| AMS1117-3.3 | |
| ESP32-WROOM-32 | RF Module, ESP32-D0WDQ6 SoC, Wi-Fi 802.11b/g/n, Bluetooth, BLE, 32-bit, 2.7-3.6V, onboard antenna, SMD |