avr-asm-weighing-scale
ZT-715
Digital scale software and hardware developed with AVRASM2 and KiCad
Components (29)
| Reference | Value | Description |
|---|---|---|
| U1 | ATmega328P-P | |
| U2 | LM7805_TO220 | |
| U3,U4 | TL082 | Dual JFET-Input Operational Amplifiers, DIP-8/SOIC-8/SSOP-8 |
| C1,C2 | 22p | |
| C3,C4,C7 | 0.1u | |
| C5,C8,C9 | 2.2uF | Polarized capacitor |
| C6 | 0.33u | |
| C10 | 100nF | Unpolarized capacitor |
| C11 | 2.2u | Polarized capacitor |
| D1 | LED (3mm, verm) | |
| D2,D3 | 1N4007 | |
| J1 | AVR-ISP-6 | |
| J2 | Conn_01x08_Pin | |
| J3,J5 | Conn_01x06_Pin | |
| J4,J7 | Jack-DC | |
| J6 | Conn_01x16_Socket | Generic connector, single row, 01x16, script generated |
| J9 | wheigh_out 0.0-5.0V | Generic connector, single row, 01x01, script generated |
| J11 | Conn_01x04_Pin | Generic connector, single row, 01x04, script generated |
| L1 | 1Ou | |
| R1 | 10K | |
| R2 | 150 | |
| R3 | 330 | |
| R4,R7,R9,R12,R14 | 1k | Resistor |
| R5,R6,R8,RV1 | 10k | Resistor,Trim-potentiometer |
| R10,R11,R13,R16,R18 | 20k | Resistor |
| RV3,RV4 | 2k | Trim-potentiometer |
| SW1 | RESET | |
| SW2-SW4 | SW_Push | Push button switch, generic, two pins |
| Y1 | 16 MHz |