Bobot_2_Amethyst
dark-neonus
Second robot from Bobot series of robots. A huge amount of things in this robot address problems of previous Bobot.
Components (31)
| Reference | Value | Description |
|---|---|---|
| U1 | BQ25895RTW | I2C Controlled Single Cell (Li-Ion / Li-Polymer) 5A Fast Charger with MaxCharge, USB BC1.2 Detection, 3.9..14V VBUS, 3.840..4.608V charge voltage range, 1.5 MHz (buck mode) and 500 kHz /1.5 MHz (boost mode), WQFN-24 |
| U2 | ESP32_DevKit_V1_DOIT | 32-bit microcontroller module with WiFi and Bluetooth |
| U3 | MCP23017_SO | 16-bit I/O expander, I2C, interrupts, w pull-ups, GPA/B7 output only (https://microchip.my.site.com/s/article/GPA7---GPB7-Cannot-Be-Used-as-Inputs-In-MCP23017), SOIC-28 |
| U4 | MPR121QR2 | 12ch Touch Sensor controller, UQFN-20 |
| BatteryIn1 | Conn_01x02_Socket | Generic connector, single row, 01x02, script generated |
| C1,C8-C16 | 1uF | Unpolarized capacitor, small symbol |
| C2,C5-C7 | 10uF | Unpolarized capacitor, small symbol |
| C3 | 47nF | Unpolarized capacitor, small symbol |
| C4 | 4.7uF | Unpolarized capacitor, small symbol |
| C17,C18 | 0.1uF | Unpolarized capacitor, small symbol |
| Display_connector1,J1,J4 | Conn_01x04_Socket | Generic connector, single row, 01x04, script generated |
| J2,J3,J5,J9 | Conn_01x05_Socket | Generic connector, single row, 01x05, script generated |
| J6,J8 | Conn_01x06_Socket | Generic connector, single row, 01x06, script generated |
| J7 | Conn_01x02_Pin | Generic connector, single row, 01x02, script generated |
| L1 | 2.2uH | Inductor, small symbol |
| R1,R2,R24-R27 | 4.7kΩ | Resistor, US symbol |
| R3 | 33kΩ | Resistor, US symbol |
| R4 | 5.1kΩ | Resistor, US symbol |
| R5 | 150Ω | Resistor, US symbol |
| R6-R23 | 10kΩ | Resistor, US symbol |
| R28 | 75kΩ | Resistor, US symbol |
| S1 | BTN_Back | |
| S2 | BTN_Up | |
| S3 | BTN_UI | |
| S4 | BTN_Left | |
| S5 | BTN_OK | |
| S6 | BTN_Right | |
| S7 | BTN_Settings | |
| S8 | BTN_Down | |
| S9 | BTN_Debug | |
| TH1 | 10kΩ Thermistor | Thermistor, temperature dependent resistor, US symbol |