cursor-oled
Mini-Touch
Cursor Displayer: ESP32 HP20030-D status panel (PCB + Code)
Components (20)
| Reference | Value | Description |
|---|---|---|
| Q1 | IRF5803TRPBF | -5.8A Id, -30V Vds, 40mOhm Rds, P-Channel HEXFET Power MOSFET, TSOP-6, D ->S |
| Q2,Q3 | S8050 | NPN 25V 500mA 300mW SOT-23, marking J3Y, complementary to S8550 |
| U1 | TPS563201 | 3A Synchronous Step-Down Voltage Regulator, 4.5-17V Input, 0.76-7V Output, Eco mode, SOT-23-6 |
| U3 | AMS1117-3.3 | 1A Low Dropout regulator, positive, 3.3V fixed output, SOT-223 |
| U4 | ESP32-WROOM-32U | RF Module, ESP32-D0WD SoC, Wi-Fi 802.11b/g/n, Bluetooth, BLE, 32-bit, 2.7-3.6V, external antenna, SMD |
| U5 | HP20030-D | EYA HP20030-D 2.0 inch 240x320 IPS TFT, ST7789V, 4-wire SPI, 18-pin 0.5mm FPC. Tie LEDK1-4 together through a current-limit resistor (~10 ohm) so backlight stays <= 80mA. |
| U6 | CH340C | USB serial converter, crystal-less, UART, SOIC-16 |
| C1,C3,C5,C6,C10 | 10uF | Unpolarized capacitor, small symbol |
| C2,C4,C7,C9,C11-C13 | 100nF | Unpolarized capacitor, small symbol |
| C8 | 22uF | Unpolarized capacitor, small symbol |
| D1 | SML4729A | 16V zener diode |
| D2 | SMB5.0A | |
| J1 | USB_C_Receptacle_USB2.0_16P | USB 2.0-only 16P Type-C Receptacle connector |
| J2 | Jack-DC | DC Barrel Jack with an internal switch |
| L1 | 2.2uF | Inductor, small symbol |
| R1 | 100k | Resistor, small symbol |
| R2-R4,R6 | 10k | Resistor, small symbol |
| R5,R8,R9 | 33.2k | Resistor, small symbol |
| R7 | 10R | Resistor, small symbol |
| SW1,SW2 | EN | Push button switch, generic, two pins |