BB816
adrienkohlbecker
A homebrew 16 bit breadboard computer based on WDC's 65C816 processor
Components (60)
| Reference | Value | Description |
|---|---|---|
| U1 | 65C816-Breakout | |
| U2 | 74HC30 | |
| U3 | 74AHC00 | |
| U4 | 74AHC32 | |
| U5 | 74AHC138 | |
| U6 | AT28C256-15PC | |
| U7 | LY62256PL-55LL | |
| U8 | AS6C4008-55PCN | |
| U9 | 74HC14 | |
| U10,U12,U14 | 74HC74 | |
| U11 | 74HC32 | |
| U13 | 74HCT193 | |
| U15,U31 | 74AHC74 | |
| U16 | LMC555xN | |
| U17 | 74HC251 | |
| U18 | 74HC153 | |
| U19 | 74HC04 | |
| U20 | 74HC540 | |
| U21-U24,U27,U28,U32,U33 | 74HC541 | |
| U25 | Teensy++2.0 | |
| U26 | W65C22SxP | |
| U29 | W65C51NxP | |
| U30 | MCP2221AxP | |
| BAR1 | LED-Array-10-BGYR | |
| BAR2-BAR4 | Yellow | |
| BAR5 | Green | |
| BAR6-BAR8 | Red | |
| BAR9,BAR10 | LED-Array-8-GYR | |
| C1,C6,C10,C27 | 10u | |
| C2-C5,C7-C9,C12,C16-C24,C28-C39,C41-C44 | 100n | |
| C11 | 22u | |
| C13-C15 | 2.2u | |
| C25 | 1u | |
| C26 | 10n | |
| C40 | 470n | |
| D1 | Clock | |
| D2,D7 | 1N5819 | |
| D8 | Slow | |
| D9 | Fast | |
| D10,SW1 | Pulse | |
| DS1 | HD44780 | |
| J1 | Tester | |
| J2 | USB_B | |
| J3 | USB_I2C | |
| J4 | USB Reset | |
| R1,R9-R15,R19,R20,R34-R36,RN4,RN7 | 3.3k | |
| R2,R4,R6,R8,RV2 | 10k | |
| R3,R5,R7 | 2.2k | |
| R16,R18,R25-R27,R31,R32,R37-R39,R41,R42,RN1-RN3 | 1k | |
| R17 | 220 | |
| R21-R24,R33,R43-R51 | 6.8k | |
| R28-R30,R40,RN5,RN6,RN8 | 1.5k | |
| RV1 | 500k | |
| SW2 | Mode | |
| SW3 | Speed | |
| SW4 | SW_DIP_SPDT_x02 | |
| SW5 | SW_DIP_x03 | |
| SW6 | SW_DIP_x08 | |
| X1 | 8MHz | |
| X2 | 1.8432MHz |