File:ZX81+35 rev 2.2 schematic.png: Difference between revisions

Latest revision as of 19:56, 2 July 2017

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

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	Date/Time	Dimensions	User	Comment
current	22:11, 30 December 2015	3,309 × 2,339 (674 KB)	Mahjongg (talk \| contribs)	December 30, 2015 replaced U10 with spare inverter, renamed U32 to U10, added decoupling cap.
	14:04, 29 December 2015	3,309 × 2,339 (673 KB)	Mahjongg (talk \| contribs)	CORRECTED INCORRECT LABELS /OUT_EF TO /OUT_7F
	01:40, 29 December 2015	3,309 × 2,339 (673 KB)	Mahjongg (talk \| contribs)	FINALIZED REV 2.2. ADDED A FEW DECOUPLING CAPS SWAPPED SOME INVERTERS BRIDGED PULLDOWN RESISTORS
	21:59, 22 December 2015	3,309 × 2,339 (672 KB)	Mahjongg (talk \| contribs)	CHANGED PINHEADER CO9 TO ANGLED DB9 MALE CO4
	21:27, 15 December 2015	3,309 × 2,339 (671 KB)	Mahjongg (talk \| contribs)	added R54 (series resistor in /RESET line) and did a bit of cleanup
	00:48, 11 December 2015	3,309 × 2,339 (666 KB)	Mahjongg (talk \| contribs)	new high resolution picture, with AND for /CSYNC, and 74HC574 for U30
	13:20, 9 December 2015	1,559 × 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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Revision as of 00:48, 11 December 2015 (view source) Mahjongg (talk \| contribs) (Mahjongg uploaded a new version of File:ZX81+35 rev 2.2 schematic.png) ← Older edit		Latest revision as of 19:56, 2 July 2017 (view source) DaveBot (talk \| contribs) (Addig to category)
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	New version with INTACK as line counter sync signal, with new logic for VSYNC and /PORCH generation.		New version with INTACK as line counter sync signal, with new logic for VSYNC and /PORCH generation. [[Category:Pictures]]