IDT49C818 Description
High-speed non-inverting 8-bit parallel register for any data path, control path or pipelining application Pin-out similar to the Am29818 and 54/745818, but uses an improved protocol for the serial interface to New, unique mand capability which allows for multiplicity of diagnostic functions High-speed Serial Protocol Channel (SPC) which provides access to octal data register using four pins Controllability -Serial...
IDT49C818 Key Features
- High-speed non-inverting 8-bit parallel register for any data path, control path or pipelining application
- Pin-out similar to the Am29818 and 54/745818, but uses an improved protocol for the serial interface
- High-speed Serial Protocol Channel (SPC) which provides access to octal data register using four pins
- Controllability -Serial scan of new machine state -Form temporary connections between D and Y buses -Load new machine st
- Temporarily force Y output bus
- Temporarily force data out the D input bus (as in loading Writeable Control Store
- 0 bservabil ity -Directly observe D and Y buses -Serial scan out current machine state -Capture machine state "on the fl
- Read WCS via serial scan
- Ideal for diagnostic scan testing