Datasheet

DS1683
Total-Elapsed-Time and Event Recorder with Alarm
20Maxim Integrated
Figure 9. I
2
C Examples
+Denotes a lead(Pb)-free/RoHS-compliant package.
T&R = Tape and reel.
Package Information
For the latest package outline information and land patterns (foot-
prints), go to www.maximintegrated.com/packages. Note that a
“+”, “#”, or “-” in the package code indicates RoHS status only.
Package drawings may show a different suffix character, but the
drawing pertains to the package regardless of RoHS status.
Ordering Information
PART TEMP RANGE PIN-PACKAGE
DS1683S+
-40NC to +85NC
8 SO
DS1683S+T&R
-40NC to +85NC
8 SO
PACKAGE
TYPE
PACKAGE
CODE
OUTLINE
NO.
LAND
PATTERN NO.
8 SO S8+4
21-0041 90-0096
SLAVE
ADDRESS
START 1 1 0 1 0 1 1 R/W
SLAVE
ACK
MSB LSB
b7 b6
MSB LSB
REGISTER/MEMORY ADDRESS
MS
BL
SB
DATA
STOP
A) SINGLE BYTE WRITE
-WRITE A VALUE OF 07H TO THE
CONFIGURATION REGISTER:
REGISTER 16h
B) SINGLE BYTE READ
-READ THE STATUS REGISTER:
REGISTER 01h
C) TWO BYTE WRITE
-WRITE A VALUE OF F0h 00h TO THE
EVENT COUNTER ALARM LIMIT REGISTERS:
REGISTERS 10h AND 11h
TYPICAL I
2
C WRITE TRANSACTION
START STOP
11010110 00010000
10h
START
REPEATED
START
D7h
MASTER
NACK
STOP
11010110
000 00001
01h
11010111
START
11010110 00010110
D6h
D6h
D6h
16h
STOP
DATA
F0h
EXAMPLE I
2
C TRANSACTIONS
00000111
D) TWO BYTE READ
-READ THE TWO BYTE VALUE OF THE
EVENT COUNTER REGISTERS:
REGISTERS 08h AND 09h
START
STOP
1 1010110
00001000
D6h
08h
REPEATED
START
D7h
MASTER
ACK
11010111
DATA
MASTER
NACK
DATA
00h
11110000 0 0000000
07h
READ/WRITE
b5 b4 b3 b2 b1 b0
SLAVE
ACK
b7 b6 b5 b4 b3 b2 b1 b0
SLAVE
ACK
SLAVE
ACK
SLAVE
ACK
SLAVE
ACK
SLAVE
ACK
SLAVE
ACK
SLAVE
ACK
SLAVE
ACK
SLAVE
ACK
SLAVE
ACK
SLAVE
ACK
SLAVE
ACK
SLAVE
ACK
SLAVE
ACK