AT898253
Abstract: AT89S8253 AT89S8253 errata at8982 AT89 3568A
Text: Errata The following are known problems with Rev. K of the AT898253 device: 1. JBC to TF0, TF1, TF2, IE0, IE1, EXF2 JBC may cause a loss of interrupt information if used with any interrupt flag see item #2 for SCON . Therefore JBC should not be used to poll for interrupt flags.
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AT898253
AT89S8253
AT89S8253 errata
at8982
AT89
3568A
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AT898253
Abstract: at8982 at89 AT89S8253 AT89S8253 errata
Text: Errata The following are known problems with Rev. J of the AT898253 device: 1. Watchdog Timer Settings The watchdog timer is always stuck in the shortest setting PS2=PS1=PS0=0, 16K cycles . Workaround: None. The user is restricted to the above limitation. Rev K removes this problem.
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Original
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PDF
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AT898253
AT89S8253
at8982
at89
AT89S8253
AT89S8253 errata
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