File:ZX81+35 rev 2.2 schematic.png

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Original file(3,309 × 2,339 pixels, file size: 674 KB, MIME type: image/png)

New version with INTACK as line counter sync signal, with new logic for VSYNC and /PORCH generation.

File history

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Date/TimeThumbnailDimensionsUserComment
current00:11, 31 December 2015Thumbnail for version as of 00:11, 31 December 20153,309 × 2,339 (674 KB)Mahjongg (talk | contribs)December 30, 2015 replaced U10 with spare inverter, renamed U32 to U10, added decoupling cap.
16:04, 29 December 2015Thumbnail for version as of 16:04, 29 December 20153,309 × 2,339 (673 KB)Mahjongg (talk | contribs)CORRECTED INCORRECT LABELS /OUT_EF TO /OUT_7F
03:40, 29 December 2015Thumbnail for version as of 03:40, 29 December 20153,309 × 2,339 (673 KB)Mahjongg (talk | contribs)FINALIZED REV 2.2. ADDED A FEW DECOUPLING CAPS SWAPPED SOME INVERTERS BRIDGED PULLDOWN RESISTORS
23:59, 22 December 2015Thumbnail for version as of 23:59, 22 December 20153,309 × 2,339 (672 KB)Mahjongg (talk | contribs)CHANGED PINHEADER CO9 TO ANGLED DB9 MALE CO4
23:27, 15 December 2015Thumbnail for version as of 23:27, 15 December 20153,309 × 2,339 (671 KB)Mahjongg (talk | contribs)added R54 (series resistor in /RESET line) and did a bit of cleanup
02:48, 11 December 2015Thumbnail for version as of 02:48, 11 December 20153,309 × 2,339 (666 KB)Mahjongg (talk | contribs)new high resolution picture, with AND for /CSYNC, and 74HC574 for U30
15:20, 9 December 2015Thumbnail for version as of 15:20, 9 December 20151,559 × 1,087 (346 KB)Mahjongg (talk | contribs)New version with INTACK as line counter sync signal, with new logic for VSYNC and /PORCH generation.
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