Butler
niyogilabs
An IOT platform resilient to intermittent power and poor internet.
Components (26)
| Reference | Value | Description |
|---|---|---|
| Q1-Q4 | BC817 | 0.8A Ic, 45V Vce, NPN Transistor, SOT-23 |
| U1 | AMS1117-3.3 | |
| U2 | DS1307Z+ | 64 x 8, Serial, I2C Real-time clock, 4.5V to 5.5V VCC, 0°C to +70°C, SOIC-8 |
| U3 | ESP-12F | |
| U4-U7 | PC817 | DC Optocoupler, Vce 35V, CTR 50-300%, DIP-4 |
| BT1 | Battery_Cell | Single-cell battery |
| C1,C2 | 10u | |
| C3-C6 | 100n | |
| D1-D5 | LED | Light emitting diode |
| D6-D9 | SM4001 | 50V 1A General Purpose Rectifier Diode, MELF |
| J1 | Conn_02x04_Odd_Even | Generic connector, double row, 02x04, odd/even pin numbering scheme (row 1 odd numbers, row 2 even numbers), script generated (kicad-library-utils/schlib/autogen/connector/) |
| J3 | USB_C_Receptacle_PowerOnly_6P | |
| J4-J7 | Screw_Terminal_01x03 | Generic screw terminal, single row, 01x03, script generated (kicad-library-utils/schlib/autogen/connector/) |
| J8 | Conn_01x02 | Generic connector, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/) |
| K1-K4 | SANYOU_SRD_Form_C | Sanyo SRD relay, Single Pole Miniature Power Relay, |
| R1-R5 | 12k | |
| R6 | 220k | |
| R7 | 100k | |
| R8,R10 | 470 | |
| R9,R11 | 5.1k | |
| R12,R13 | 3.3k | |
| R14,R19-R22 | 510 | |
| R15-R18 | 1k | |
| SW1 | SW_RST | Push button switch, generic, two pins |
| SW2 | SW_Flash | Push button switch, generic, two pins |
| Y1 | Crystal_Small | Two pin crystal, small symbol |