led-matrix-platform-signs
tuckertwo
Reverse-engineered documentation and code for surplus Cubic/NextBus LED platform signs
Components (23)
| Reference | Value | Description |
|---|---|---|
| U101 | ESP32-C3-WROOM-02U-N4 | 802.11 b/g/n WiFi and Bluetooth 5 module, ESP32C3 SoC, RISCV microprocessor, On-board antenna |
| U102 | D78B33-0.5 | 6.5-36 VDC to 3.3 VDC @ 500 mA buck converter module |
| U103 | MAX3485 | True RS-485/RS-422, 10Mbps, Slew-Rate Limited, with low-power shutdown, with receiver/driver enable, 32 receiver drive capacitity, DIP-8 and SOIC-8 |
| U201 | 74HC595 | 8-bit serial in/out Shift Register 3-State Outputs |
| A101 | ENC28J60_Module | SPI Ethernet adapter module |
| C101 | 100 nF | Unpolarized capacitor |
| C102 | 10 µF/50 V | Unpolarized capacitor |
| C103 | 22 µF / 10 V | Unpolarized capacitor |
| C104,C201 | C | Unpolarized capacitor |
| D101,D201,D202,D301-D312 | 1N4148 | 100V 0.15A standard switching diode, DO-35 |
| J101 | SameSky PJ-002A | DC Barrel Jack with an internal switch |
| J102 | USB_B | USB Type B connector |
| J103,J202 | TE 640456-4 |