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RTC-8593SB Datasheet(PDF) 2 Page - Epson ToYoCom |
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RTC-8593SB Datasheet(HTML) 2 Page - Epson ToYoCom |
2 / 2 page 60 Real time clock module Switching characteristics Block diagram Register table Timing chart t SU: STA t HD: STA t SU: DAT t SU: STO t VD: DAT t HD: DAT t SUF t TLH t THL t LOW t HIGH 1/f SCL SCL Protocol Protocol Start Condition (s) Bit 7 MSB (A7) Bits (A6) SDA SCL SDA OSC1 Cg=10pF RTC-8583 INT VDD GND1.2 AO SCL SDA 32.768 KHz OSC1 Cg=10pF RTC-8593 Series INT VDD GND RESET SCL SDA 32.768 KHz BITO LSB (R/W) ACK (A) STOP Condition (p) OSC Divider Register Control Logic Address Register RAM (8 x 240) Power-ON RESET & Counter I C-BUS Interface 2 OSC Divider Register Control Logic Address Register & Counter RESET I C-BUS Interface 2 Address 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F 10 to FF Register name CNT 1/100SEC SEC MIN HOUR DAY MONTH TIMER ALARM A-1/100 A-SEC A-MIN A-HR A-DAY A-MON A-TIM count 0 to 99 0 to 59 0 to 59 0 to 23 0 to 31 0 to 12 0 to 99 0 to 99 0 to 59 0 to 59 0 to 23 0 to 31 0 to 12 0 to 99 0 to FF bit 7 STOP 8/10 10S8 10MIN8 12/24 YEAR2 W4 10TIMER8 AIE A-8/10 10A-SEC8 10A-MIN8 A-12/24 10A-TIM8 bit 6 HOLD 4/10 10S4 10MIN4 AM/PM YEAR1 W2 10TIMER4 TAIE A-4/10 10A-SEC4 10A-MIN4 A-AM/PM — 10A-TIM4 bit 5 MODE1 2/10 10S2 10MIN2 10HOUR2 10DAY2 W1 10TIMER2 AS1 A-2/10 10A-SEC2 10A-MIN2 10A-HR2 A-DAY2 10A-TIM2 bit 4 MODE2 1/10 10S1 10MIN1 10HOUR1 10DAY1 10MONTH1 10TIMER1 AS0 A-1/10 10A-SEC1 10A-MIN1 10A-HR1 A-DAY1 10A-MON1 10A-TIM1 bit 3 MASK 8/100 S8 MIN8 HOUR8 DAY8 MONTH8 TIMER8 TIE A-8/100 10A-SEC8 10A-MIN8 A-HR8 A-DAY8 10A-MON8 A-TIM8 bit 2 ALM 4/100 S4 MIN4 HOUR4 DAY4 MONTH4 TIMER4 TCP2 A-4/100 10A-SEC4 10A-MIN4 A-HR4 A-DAY4 10A-MON4 A-TIM4 bit 1 AF 2/100 S2 MIN2 HOUR2 DAY2 MONTH2 TIMER2 TCP1 A-2/100 10A-SEC2 10A-MIN2 A-HR2 A-DAY2 10A-MON2 A-TIM2 bit 0 TF 1/100 S1 MIN1 HOUR1 DAY1 MONTH1 TIMER1 TCP0 A-1/100 10A-SEC1 10A-MIN1 A-HR1 A-DAY1 10A-MON1 A-TIM1 User's RAM (RTC-8583 is available) Item SCL clock frequency Spike tolerance on bus Bus free time Start condition set-up time Hold time SCL “L” time SCL “H” time SCL, SDA rise time SCL, SDA fall time Date set-up time Date hold time SCL low to data out valid Stop condition set-up time Event counter frequency Symbol fSCL tSW tBUF tSU; STA tHD; STA tLOW tHIGH tTLH tTHL tSU; DAT tHD; DAT tVD; DAT tSU; STO fi Min. — 4.7 4.0 4.7 4.0 — 250 0 — 4.0 — Max. 100 — 1.0 0.3 — 3.4 — 1.0 Unit KHz ns µs ns µs MHz — |
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