sap-plus
TomNisbet
Simple As Possible (SAP) 8-bit computer with a modular PCB design
Components (21)
| Reference | Value | Description |
|---|---|---|
| U1 | NE556 | Dual Precision Timers, DIP-14/SOIC-14 |
| U2 | 74LS02 | quad 2-input NOR gate |
| U3 | 74LS27 | Triple 3-input NOR |
| U4 | 74LS161 | Synchronous 4-bit programmable binary Counter |
| C1-C4,C7 | 0.1uF | Unpolarized capacitor, small symbol |
| C5,C6 | 0.01uF | Unpolarized capacitor, small symbol |
| C8 | 0.047uF | |
| C9 | 1.5uF | Unpolarized capacitor, small symbol |
| D1,SW1 | STOP | |
| D2 | CLOCK | |
| J1,J2 | Bus | |
| J3 | 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/) |
| J4 | CLOCK SELECT | Generic connector, single row, 01x03, script generated (kicad-library-utils/schlib/autogen/connector/) |
| J5 | EXTERNAL CLOCK IN | Generic connector, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/) |
| R1-R4,R7 | 1K | Resistor, small US symbol |
| R5 | R-RED | |
| R6 | R-BLUE | |
| R8 | 1M | Resistor, small US symbol |
| RV1 | 100K | |
| SW2 | PULSE | |
| SW3 | SPDT |