Difference between revisions of "Needham's Electronics"
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https://www.docentelectronics.com/httpdocs/Needham/needham_electronics.htm | https://www.docentelectronics.com/httpdocs/Needham/needham_electronics.htm | ||
| + | == EMP-10 == | ||
| + | Modules: <nowiki>https://forums.arcade-museum.com/archive/index.php/t-405409.html</nowiki> | ||
==EMP-20== | ==EMP-20== | ||
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Above: EMP-20 allows forcing VCC/VPP | Above: EMP-20 allows forcing VCC/VPP | ||
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| + | Card 02: | ||
Revision as of 05:57, 13 September 2019
Formerly Dataman?
Notable for letting set programming voltage
https://www.docentelectronics.com/httpdocs/Needham/needham_electronics.htm
EMP-10
Modules: https://forums.arcade-museum.com/archive/index.php/t-405409.html
EMP-20
seems pretty popular, but parallel interface
http://ps-2.kev009.com/ohlandl/Needham_EMP20/EMP-20_Programmer.html
Above: EMP-20 allows forcing VCC/VPP
Card 02:
EMP-21
USB
EMP-20 vs EMP-21
- https://twitter.com/johndmcmaster/status/1152975472302575616
- Doesn't support voltage level tweaking
- Doesn't support 8048
EMP-100
USB interface
