I2C RTC with Trickle Charger Maxim Integrated 13 DS1340 MASTER TO SLAVE SLAVE TO" />
鍙冩暩(sh霉)璩囨枡
鍨嬭櫉锛� DS1340Z-3+T&R
寤犲晢锛� Maxim Integrated Products
鏂囦欢闋佹暩(sh霉)锛� 5/16闋�
鏂囦欢澶�?銆�?/td> 0K
鎻忚堪锛� IC RTC I2C W/CHARGER 3V 8-SOIC
鐢�(ch菐n)鍝佸煿瑷�(x霉n)妯″锛� Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
妯�(bi膩o)婧�(zh菙n)鍖呰锛� 2,500
椤炲瀷锛� 鏅傞悩/鏃ユ
鐗归粸锛� 闁忓勾锛屾柟娉㈣几鍑�锛屾稉娴佸厖闆诲櫒
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鎺ュ彛锛� I²C锛�2 绶氫覆鍙�
闆绘簮闆诲锛� 2.7 V ~ 5.5 V
闆诲 - 闆绘簮锛岄浕姹狅細 1.3 V ~ 3.7 V
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渚涙噳(y墨ng)鍟嗚ō(sh猫)鍌欏皝瑁濓細 8-SOIC
鍖呰锛� 甯跺嵎 (TR)
I2C RTC with Trickle Charger
Maxim Integrated
13
DS1340
MASTER TO SLAVE
SLAVE TO MASTER
...
A
XXXXXXXX
A
1101000
S
0
XXXXXXXX
A
XXXXXXXX
A
XXXXXXXX
A
P
<DATA (n + X)
S - START
A - ACKNOWLEDGE (ACK)
P - STOP
R/W - READ/WRITE OR DIRECTION BIT ADDRESS
DATA TRANSFERRED
(X + 1 BYTES + ACKNOWLEDGE)
<SLAVE
ADDRESS> <R/W>
<WORD ADDRESS (n)>
<DATA (n)>
<DATA (n + 1)>
Figure 8. Data Write鈥擲lave Receiver Mode
...
A
XXXXXXXX
A
1101000
S
1
XXXXXXXX
A
XXXXXXXX
A
XXXXXXXX
A
P
S - START
A - ACKNOWLEDGE (ACK)
P - STOP
A - NOT ACKNOWLEDGE (NACK)
R/W - READ/WRITE OR DIRECTION BIT ADDRESS
DATA TRANSFERRED
(X + 1 BYTES + ACKNOWLEDGE)
NOTE: LAST DATA BYTE IS FOLLOWED BY A NACK.
MASTER TO SLAVE
SLAVE TO MASTER
<DATA (n + X)>
<SLAVE
ADDRESS> <R/W>
<DATA (n)>
<DATA (n + 1)>
<DATA (n + 2)>
Figure 9. Data Read鈥擲lave Transmitter Mode
S - START
Sr - REPEATED START
A - ACKNOWLEDGE (ACK)
P - STOP
A - NOT ACKNOWLEDGE (NACK)
R/W - READ/WRITE OR DIRECTION BIT ADDRESS
<R/W>
<WORD ADDRESS (n)>
<SLAVE
ADDRESS>
<SLAVE
ADDRESS>
A
XXXXXXXX
A
1101000
S
Sr
0
A
1
DATA TRANSFERRED
(X + 1 BYTES + ACKNOWLEDGE)
NOTE: LAST DATA BYTE IS FOLLOWED BY A NACK.
MASTER TO SLAVE
SLAVE TO MASTER
A
XXXXXXXX
A
XXXXXXXX
A
XXXXXXXX
A
P
<DATA (n)>
<DATA (n + 1)>
<DATA (n + 2)>
<DATA (n + X)>
...
Figure 10. Data Write/Read (Write Pointer, Then Read)鈥擲lave Receive and Transmit
鐩搁棞(gu膩n)PDF璩囨枡
PDF鎻忚堪
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