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PCF8583P 数据表(PDF) 8 Page - NXP Semiconductors |
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PCF8583P 数据表(HTML) 8 Page - NXP Semiconductors |
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8 / 28 page ![]() 1997 Jul 15 8 Philips Semiconductors Product specification Clock/calendar with 240 × 8-bit RAM PCF8583 Fig.5 Format of the hours counter. handbook, full pagewidth 765 432 10 MSB LSB MRB002 memory location 04 (hours counter) reset state: 0000 0000 unit hours BCD ten hours (0 to 2 binary) AM/PM flag: 0 AM 1 PM format: 0 24 h format, AM/PM flag remains unchanged 1 12 h format, AM/PM flag will be updated Fig.6 Format of the year/date counter. handbook, full pagewidth 7 6 5 432 10 MSB LSB MRB003 memory location 05 (year/date) reset state: 0000 0001 unit days BCD ten days (0 to 3 binary) year (0 to 3 binary, read as 0 if the mask flag is set) Fig.7 Format of the weekdays/month counter. handbook, full pagewidth 76 543 210 MSB LSB MRB004 memory location 06 (weekdays/months) reset state: 0000 0001 unit months BCD ten months weekdays (0 to 6 binary, read as 0 if the mask flag is set) |
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