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NODE RAMPAC Control Circuit

NODE RAMPAC Control Circuit

Description of the control logic in a NODE Systems DATAPAC / RAMPAC to monitor the system bus and activate the two possible internal functions.

(A ramdisk device for the TANDY model 102 & 200)

Originally implimented in the DATAPAC with a single HC138.

https://github.com/bkw777/NODE_DATAPAC