Jerry Feldman wrote:
Thumb switches to enter the start code to read the key punched tape 1979. Did that on the PDP-8 in 1970. On the PDP-8, you entered the RIM loader by hand. This was a loader whose only job was to read in the paper tape driver. The RIM format was an inefficient format, but required a minimum number of instructions. The steps here are: Key in RIM loader. Read the paper tape bootstrap code. This was a paper tape reader that used
On Thursday 10 November 2005 2:45 pm, Steven T. Hatton wrote: the more appropriate paper tape format. (This is essentially what you have in ROM today except today it can read from multiple media forms). Then read in the rest of the system.
Yep, I toggled in the RIM loader on a PDP-8i, on more than a few occasions. Back in those days, "real" computers had front panels, just like my IMSAI 8080.