node_hardware
VTC-WISDOM
Schematic/PCB designs for WiSDOM nodes, also includes a few other related hardware projects
Components (20)
| Reference | Value | Description |
|---|---|---|
| U1 | RFM69HCW | Low power ISM Radio Transceiver Module, SPI interface, AES encryption, 434 or 915 MHz, up to 100mW, up to 300 kb/s, SMD-16, DIP-16 |
| U2 | PCF8523T | Realtime Clock/Calendar I2C Interface, SOIC-8 |
| U3 | CAT24M01W | 1 Mb I2C CMOS Serial EEPROM, SOIC-8 (150 mil) |
| A2 | RaspberryPi_Pico | Versatile and inexpensive microcontroller module (with debug pins) powered by RP2040 dual-core Arm Cortex-M0+ processor up to 133 MHz, 264kB SRAM, 2MB QSPI flash; also supports Raspberry Pi Pico 2 |
| AE1 | Antenna | Antenna |
| BAT1 | CR2032 | -25°C~+85°C CR2032 Plugin Button And Strip Battery Connector ROHS |
| C1,C3,C5 | 10u | Unpolarized capacitor |
| C2,C4,C6 | 0.1u | Unpolarized capacitor |
| D1-D4 | LED | Light emitting diode |
| J1 | 915_SMA | coaxial connector (BNC, SMA, SMB, SMC, Cinch/RCA, LEMO, ...) |
| J2 | 915_UFL | coaxial connector (BNC, SMA, SMB, SMC, Cinch/RCA, LEMO, ...) |
| J3,J4 | Conn_01x20 | Generic connector, single row, 01x20, script generated (kicad-library-utils/schlib/autogen/connector/) |
| J5 | Conn_02x02_Counter_Clockwise | Generic connector, double row, 02x02, counter clockwise pin numbering scheme (similar to DIP package numbering), script generated (kicad-library-utils/schlib/autogen/connector/) |
| R1,R2 | 10k | Resistor |
| R3 | ANT | Resistor |