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OscRos03
LoRa Based Cat Tracker Hardware
| Reference | Value | Description |
|---|---|---|
| U1 | ESP32-S3-WROOM-1 | RF Module, ESP32-S3 SoC, Wi-Fi 802.11b/g/n, Bluetooth, BLE, 32-bit, 3.3V, onboard antenna, SMD |
| U2 | AP7361-33E | 1A Low Dropout regulator, positive, 3.3V fixed output, SOT-223 |
| C1 | 1uF | Unpolarized capacitor |
| C2,C4,C9 | 0.1uF | Unpolarized capacitor |
| C3 | 22uF | Unpolarized capacitor |
| C5 | ≥2.2uF | Unpolarized capacitor |
| C6 | ≥1uF | Unpolarized capacitor |
| C7,C8 | TBD | Unpolarized capacitor |
| D1 | LED | Light emitting diode |
| D2-D4 | SM6T18CA | Bidirectional transient-voltage-suppression diode |
| J1 | USB_C_Receptacle_USB2.0_16P | USB 2.0-only 16P Type-C Receptacle connector |
| J2,J4 | JST-XH 6 pin | Generic connector, single row, 01x06, script generated (kicad-library-utils/schlib/autogen/connector/) |
| R1,R8,R9 | 10kΩ | Resistor |
| R2 | 220Ω | Resistor |
| R3,R5 | 0Ω/22Ω/33Ω | Resistor |
| R4,R6 | 5.1kΩ | Resistor |
| R7,R11-R14 | Bridge (0Ω) | Resistor |
| R10 | 10k | Resistor |
| SW1,SW2 | SW_Push | Push button switch, generic, two pins |
| TP1 | 3V3 | test point |
| TP2 | TXD1 | test point |
| TP3 | RXD1 | test point |
| TP4 | I2C_SDA | test point |
| TP5 | I2C_SCL | test point |
| TP6 | SPI_CS | test point |
| TP7 | SPI_MOSI | test point |
| TP8 | SPI_CLK | test point |
| TP9 | SPI_MISO | test point |
| TP10 | GND | test point |