DS1302 Datasheet, PDF (6/14 Pages) Dallas Semiconductor – Trickle Charge Timekeeping Chip

DATA TRANSFER SUMMARY Figure 3
SINGLE BYTE READ
RST
SCLK
DS1302
I/O
R/ W A0 A1 A2 A3 A4 R/C 1
SINGLE BYTE WRITE
RST
SCLK
I/O
R/ W A0 A1 A2 A3 A4 R/C 1
D0 D1 D2 D3 D4 D5 D6 D7
In burst mode, RST is kept high and additional SCLK cycles are sent until the end of the burst.
6 of 14