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HP-15C LE bricked?
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07-23-2022, 12:02 AM
Post: #4
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RE: HP-15C LE bricked?
Maybe try with batteries. Can't hurt.
(07-22-2022 02:16 PM)Hans Brueggemann Wrote: wasn't trusting the batteries, so went for a lab supply anyway. i'm seeing approx. 7.8 mA @ 3.3V when [ON], which seems to be fine. i repeated the suggested procedures multiple times already, but to no avail. sent bytes at RX pin of calculator look absolutely clean (115 kBaud), but TX pin on the debug port is silent, staying at logic "high" livel. Calculator Clique on YouTube |
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HP-15C LE bricked? - Hans Brueggemann - 07-22-2022, 07:47 AM
RE: HP-15C LE bricked? - dmh - 07-22-2022, 08:57 AM
RE: HP-15C LE bricked? - Hans Brueggemann - 07-22-2022, 02:16 PM
RE: HP-15C LE bricked? - dmh - 07-23-2022 12:02 AM
RE: HP-15C LE bricked? - J-F Garnier - 07-23-2022, 09:47 AM
RE: HP-15C LE bricked? - Hans Brueggemann - 07-23-2022, 10:40 AM
RE: HP-15C LE bricked? - vaklaff - 07-23-2022, 11:50 AM
RE: HP-15C LE bricked? - Hans Brueggemann - 07-24-2022, 06:34 AM
RE: HP-15C LE bricked? - dmh - 07-24-2022, 08:59 AM
RE: HP-15C LE bricked? - Hans Brueggemann - 07-24-2022, 09:09 AM
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