Zephyr-80
dumaiss
My First z80 based Home Brew
Components (24)
| Reference | Value | Description |
|---|---|---|
| IC1 | Z80CTC | |
| IC2,IC3 | Z80SIO | |
| U1 | 74AHCT125 | Quadruple Bus Buffer Gates With 3-State Outputs |
| U2 | 74AHCT1G125 | Single Buffer Gate Tri-State, Low-Voltage CMOS |
| U4,U5 | 74AHC595 | 8-bit serial in/out Shift Register 3-State Outputs |
| U6 | 74HC138 | 3-to-8 line decoder/multiplexer inverting, DIP-16/SOIC-16/SSOP-16 |
| U7 | FT230XS-U | Full-Speed USB to Basic UART, SSOP-16 |
| U8 | SN74HC4040DR | Binary Counter 12 stages (Asynchronous) |
| U9-U12 | 74HC688 | 8-bit magnitude comparator |
| U14 | MAX202IDR | Dual RS232 driver/receiver, 5V supply, 120kb/s, 0C-70C |
| U15 | PIC18F57Q84-I/PT | |
| C2-C10,C13,C15-C26 | 100n | Unpolarized capacitor |
| C11,C12 | 47p | Unpolarized capacitor |
| C14 | 4u7 | Unpolarized capacitor |
| D1 | LED | Light emitting diode |
| J2 | 548190519 | |
| J3 | L77HDA26SD1CH4F | |
| R1,R3-R10,R14,R31-R42 | 10k | Resistor |
| R2 | 470 | Resistor |
| R11,R12 | 27 | Resistor |
| R13,R15-R30 | 4k7 | Resistor |
| SW1,SW2 | SW_Push | Push button switch, generic, two pins |
| SW3-SW6 | SW_Coded_SH-7070 | Rotary switch, 4-bit encoding, 16 positions, Complementary code |
| Y1 | ECS-2100AX-147.4 |