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Questions tagged [psion]

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3 votes
0 answers
273 views

Psion 5mx backlight causes keyboard interference

My Psion 5mx keyboard works well when the backlight is off, but produces spurious characters when the screen backlight is switched on. This is inconistent - holding down the space key might produce ...
Mark Williams's user avatar
4 votes
1 answer
532 views

How can I connect the Psion 5mx email client to a secure email provider?

My Psion 5mx is connected to the Internet via the built in TCP stack, and serial cable to a raspberry pi running a PPP server. The Psion message suite has an email client which will connect via POP3 ...
Mark Williams's user avatar
14 votes
2 answers
3k views

How can I connect a Psion Series 5 PDA to a 64-bit Windows PC?

I have inherited a Psion PDA Series 5, from 1997, along with a serial port RS232 cable, and power supply. It takes industry standard Compact Flash cards, which can be removed and used to transfer ...
Mark Williams's user avatar
6 votes
2 answers
777 views

What voltage does the Psion Series 5 serial port work at?

The Psion 3c and series 5 PDA computers have a 15-pin serial port at the back, which can connect to a PC serial interface via a special cable, or to a battery-powered modem. I have read that the ...
Mark Williams's user avatar