Brochage
Brochage Module 7 segments 4 chiffres TM1637

Broches
- CLK (clock)
- DIO (bidirectional data — I2C-like but NOT I2C, no address)
- VCC (3.3–5V)
- GND
Caractéristiques
| Driver IC | TM1637 |
|---|---|
| Digits | 4 × 7-segment with centre colon |
| Tension d'alimentation | 3.3–5 V (module) |
| Interface | 2-wire CLK/DIO (not I2C, no address) |
| Brightness | 8 levels |
| Broches | 4 (CLK, DIO, VCC, GND) |






