sap-plus
TomNisbet
Simple As Possible (SAP) 8-bit computer with a modular PCB design
Components (29)
| Reference | Value | Description |
|---|---|---|
| U1 | CY62256-70PC | |
| U2 | 74LS377 | |
| U3 | 74LS00 | |
| U4 | 74LS245 | Octal BUS Transceivers, 3-State outputs |
| C1-C4 | 0.1uF | |
| D1 | MX | |
| D2 | RA0 | |
| D3 | RA1 | |
| D4 | RA2 | |
| D5 | RA3 | |
| D6 | RA4 | |
| D7 | RA5 | |
| D8 | RA6 | |
| D9 | RA7 | |
| D10,D11 | WRITE | |
| D12 | READ | |
| D13 | R0 | |
| D14 | R1 | |
| D15 | R2 | |
| D16 | R3 | |
| D17 | R4 | |
| D18 | R5 | |
| D19 | R6 | |
| D20 | R7 | |
| J1,J2 | Bus | |
| R10,R11 | R-RED | |
| R12 | R-GRN | |
| RN1 | R_GRN | 9 resistor network, star topology, bussed resistors, small US symbol |
| RN2 | R_RED | 8 resistor network, star topology, bussed resistors, small US symbol |