View source for Chip - 74HCT30 1x 8-Input NAND

This chip provides a single 8-input NAND gate.  This is used to identify when extended RAM bank 255 is selected and thus extended RAM writes should instead be directed to the PPU.

{| class="wikitable"
| style="text-align:right" width="180" | A
! style="text-align:left" width="30" | 1
! style="text-align:right" width="30" | 14
| style="text-align:left" width="180" | VCC
|-
| style="text-align:right" | B
! style="text-align:left" | 2
! style="text-align:right" | 13
| style="text-align:left" | NC
|-
| style="text-align:right" | C
! style="text-align:left" | 3
! style="text-align:right" | 12
| style="text-align:left" | H
|-
| style="text-align:right" | D
! style="text-align:left" | 4
! style="text-align:right" | 11
| style="text-align:left" | G
|-
| style="text-align:right" | E
! style="text-align:left" | 5
! style="text-align:right" | 10
| style="text-align:left" | NC
|-
| style="text-align:right" | F
! style="text-align:left" | 6
! style="text-align:right" | 9
| style="text-align:left" | NC
|-
| style="text-align:right" | GND
! style="text-align:left" | 7
! style="text-align:right" | 8
| style="text-align:left" | Y
|}

This is one of the [[Integrated Circuit Chips]] in NerdConsole.