[Elecraft] Firmware and IOP Reprogrammable?

[Tom Hammond]

Hi John:

>I'm thinking about ordering the Keying Waveshape upgrade
>and it occurred to me that it might be possible to reprogram
>the old Microcontrollers?   If so, perhaps Elecraft or
>a subcontractor could offer such a service,  rather than
>requiring purchase of new chips to get new firmware.
>
>So the question is are these chips reprogrammable or
>one-time-programmable?

The chips are OTP (One Time Programmable).

73,

Tom    N0SS