An 8b microcomputer for implantable biomedical applications
Larry J. Stotts, R. Baker, Jay Miner · 1985
A custom 8b microcomputer with a bidirectional PPM communications channel with error checking, a memory patching function to allow external patching of ROM programs, and parity checking of each instruction fetched from memory, will be reported. Typical standby current drain is 3.5μA.