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05/04/2022 1:02 am
I'm in need of Z21 eprom for an RCB board on an OTIS MCS 312 controller. Any leads as to where I could buy some? Even working second hand Z21 will do given they are hard to come by. HELP!
05/04/2022 2:00 am
I have some eproms and eeproms from years ago. Do you have the ability to read and write the programs into the chip? Do you have any other information on the chip? The manuf, size, old part number?