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TransEra 641-RTC: Difference between revisions
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[[File:TransEra_641RTC_03.jpg|thumb|350px|right]] | |||
The TransEra '''641 Real Time Clock ROM Pack''' (641-RTC) is a ROM pack for the [[4051]] microcomputer. | The TransEra '''641 Real Time Clock ROM Pack''' (641-RTC) is a ROM pack for the [[4051]] microcomputer. | ||
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==Command set== | ==Command set== | ||
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==Second Revision== | ==Second Revision== | ||
The manual of the [[TransEra 741-RTC]] explicitly talks about a 741-RTC and a 641-RTC with identical command set. The command set in the manual differs from the command set of the unit shown on this page. So a second revision of the 641 should exist. | The manual of the [[TransEra 741-RTC]] explicitly talks about a 741-RTC and a 641-RTC with identical command set. The command set in the manual differs from the command set of the unit shown on this page. So a second hardware revision of the 641 should exist. | ||
===Pictures=== | ===Pictures=== | ||
<gallery> | <gallery> | ||
TransEra_641RTC_02.jpg|Label view - Note: The first "TIMSET"-CALL is misspelled. | TransEra_641RTC_02.jpg|Label view - Note: The first "TIMSET"-CALL is misspelled. | ||
TransEra_641RTC_03.jpg|Front view | TransEra_641RTC_03.jpg|Front view | ||