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ryomuk
Memory system and UART implemented on Tang Nano 20K for DEC DCJ11 PDP-11 Processor
| Reference | Value | Description |
|---|---|---|
| U1 | DCJ11 | |
| C1,C2 | 0.33uF | Unpolarized capacitor |
| C3 | 47uF | Polarized capacitor |
| C4,C5 | 68p | Unpolarized capacitor |
| D1 | LED | Light emitting diode |
| J1 | Barrel_Jack_Switch | DC Barrel Jack with an internal switch |
| J2 | VCC_FPGA | Generic connector, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/) |
| J3 | CPU Vcc | Generic connector, single row, 01x03, script generated (kicad-library-utils/schlib/autogen/connector/) |
| J4 | TangNano20K5VInterface | Generic connector, double row, 02x20, counter clockwise pin numbering scheme (similar to DIP package numbering), script generated (kicad-library-utils/schlib/autogen/connector/) |
| J5,J6 | Conn_01x20 | Generic connector, single row, 01x20, script generated (kicad-library-utils/schlib/autogen/connector/) |
| J7 | UART | Generic connector, single row, 01x06, script generated |
| J8,J9 | Conn_01x30 | Generic connector, single row, 01x30, script generated (kicad-library-utils/schlib/autogen/connector/) |
| JP1 | SCTL_CONT | Jumper, 2-pole, closed/bridged |
| R1,R7-R16 | 100k | Resistor |
| R2-R6 | 10k | Resistor |
| R17 | 1M | Resistor |
| SW1 | SW_SPDT | Switch, single pole double throw |
| SW2 | INIT | Push button switch, generic, two pins |
| SW3 | HALT | Push button switch, generic, two pins |
| Y1 | 18MHz | Two pin crystal |