ParPad
benpegg23
3x3 macropad with 2 rotary encoders using STM32
Components (17)
| Reference | Value | Description |
|---|---|---|
| U1 | USBLC6-2SC6 | Very low capacitance ESD protection diode, 2 data-line, SOT-23-6 |
| U2 | STM32F072C8T6 | STMicroelectronics Arm Cortex-M0 MCU, 64KB flash, 16KB RAM, 48 MHz, 2.0-3.6V, 37 GPIO, LQFP48 |
| U3 | XC6206PxxxMR | Positive 60-250mA Low Dropout Regulator, Fixed Output, SOT-23 |
| C1-C3,C5,C8 | 100nF | Unpolarized capacitor |
| C4,C9 | 4.7uF | Unpolarized capacitor |
| C6 | 10nF | Unpolarized capacitor |
| C7,C10,C11 | 1uF | Unpolarized capacitor |
| D1 | RED | Light emitting diode |
| D2-D10 | 1N4148W | Diode |
| F1 | 500mA | Fuse |
| J1 | USB_C_Receptacle_USB2.0_14P | USB 2.0-only 14P Type-C Receptacle connector |
| R1 | 10k | Resistor |
| R2,R3,R5-R8 | 5.1k | Resistor |
| R4 | 1k | Resistor |
| S1-S9 | Keyswitch | Push button switch, normally open, two pins, 45° tilted |
| SW1 | SW_Push | Push button switch, generic, two pins |
| SW2,SW3 | Rotary Encoder | Rotary encoder, dual channel, incremental quadrate outputs, with switch and MP Pin |