NES Cartridge
From HwB
Available at Nintendo NES.
[edit] Pinout
________ |* | ] [ ] [ ] [ ] [ ] [ ] +----+ [ ] |6502| [ ] |BUS | [ ] +----+ [ ] [ ] [ ] [ ] [ ] [ ] [ ] +----+ [ ] |EXP.| [ ] |PORT| [ ] +----+ [ ] [ ] [ ] [ ] [ ] [ ] +----+ [ ] |2C02| [ ] |BUS | [ ] +----+ [ ] [ ] [ ] [ ] [ ] [ ] +----+ [ ] |CIC | [ ] +----+ [ |________|
| Pin | Name | Direction | Description |
|---|---|---|---|
| 01 | GND |  | Ground |
| 02 | A11 |  | Address 11 |
| 03 | A10 | | Address 10 |
| 04 | A9 | | Address 9 |
| 05 | A8 | | Address 8 |
| 06 | A7 | | Address 7 |
| 07 | A6 | | Address 6 |
| 08 | A5 | | Address 5 |
| 09 | A4 | | Address 4 |
| 10 | A3 | | Address 3 |
| 11 | A2 | | Address 2 |
| 12 | A1 | | Address 1 |
| 13 | A0 | | Address 0 |
| 14 | R/W | | Read/Write |
| 15 | /IRQ | Interrupt | |
| 16 | (42) | Connected to expansion port pin #42 | |
| 17 | (41) | Connected to expansion port pin #41 | |
| 18 | (40) | Connected to expansion port pin #40 | |
| 19 | (39) | Connected to expansion port pin #39 | |
| 20 | (38) | Connected to expansion port pin #38 | |
| 21 | /R | | Read |
| 22 | VA10 |  | CIRAM Address 10? |
| 23 | A6 | | Address 6 |
| 24 | A5 | | Address 5 |
| 25 | A4 | | Address 4 |
| 26 | A3 | | Address 3 |
| 27 | A2 | | Address 2 |
| 28 | A1 | | Address 1 |
| 29 | A0 | | Address 0 |
| 30 | D0 | Data 0 | |
| 31 | D1 | Data 1 | |
| 32 | D2 | Data 2 | |
| 33 | D3 | Data 3 | |
| 34 | S0 | Security | |
| 35 | S1 | Security | |
| 36 | VCC | > | |
| 37 | 21.48MHZ | | |
| 38 | PHI2 | | |
| 39 | A12 | | |
| 40 | A13 | | |
| 41 | A14 | | |
| 42 | D7 | ||
| 43 | D6 | ||
| 44 | D5 | ||
| 45 | D4 | ||
| 46 | D3 | ||
| 47 | D2 | ||
| 48 | D1 | ||
| 49 | D0 | ||
| 50 | /PRG | | (/A15 & /M2 ?) |
| 51 | (06) | Connected to expansion port pin #6 | |
| 52 | (07) | Connected to expansion port pin #7 | |
| 53 | (08) | Connected to expansion port pin #8 | |
| 54 | (09) | Connected to expansion port pin #9 | |
| 55 | (10) | Connected to expansion port pin #10 | |
| 56 | /W | | Write |
| 57 | /VCS | | CIRAM /CE |
| 58 | /A13 | | Address 13 |
| 59 | A7 | | Address 7 |
| 60 | A8 | | Address 8 |
| 61 | A9 | | Address 9 |
| 62 | A11 | | Address 11 |
| 63 | A10 | | Address 10 |
| 64 | A12 | | Address 12 |
| 65 | A13 | | Address 13 |
| 66 | D7 | Data 7 | |
| 67 | D6 | Data 6 | |
| 68 | D5 | Data 5 | |
| 69 | D4 | Data 4 | |
| 70 | S2 | Security | |
| 71 | 4MHZ | | 4 MHz clock |
| 72 | GND | | Ground |
Note: Direction is console relative cartridge.