RP5C01A 데이터 시트보기 (PDF) - RICOH Co.,Ltd.
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RP5C01A Datasheet PDF : 10 Pages
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RP/RF5C01A
• Read Cycle (CS=“H”)
CS *
tCA
A0 to A3
D0 to D3
RD *
tAC
tRD
tRDH
tCC
*) The RP/RF5C01A accept RD signals only when CS=“L” and CS=“H” as in the case of WR signals. Thus, substitute RD signals shown above, as in the
case of WR signals, with CS · RD signals to be applicable to the RP/RF5C01A configuration.
ADDRESS MAPPING
MODE
MODE 00
A3 to A0 Description
D3 D2 D1 D0
0 1-second counter
MODE 01
10 11
Description
D3
D2
D1
D0
Descrip- Descrip-
tion tion
´´´´
1 10-second counter ´
´´´´
2 1-minute counter
1-minute alarm register
3 10-minute counter ´
10-minute alarm register ´
4 1-hour counter
5 10-hour counter ´
´
6 Day-of-the-week counter ´
7 1-day counter
1-hour alarm register
10-hour alarm register ´
´
Day-of-the-week alarm register ´
1-day alarm register
RAM RAM
4bits´13 4bits´13
BLOCK BLOCK
10
11
8 10-day counter
´
´
10-day alarm register ´
´
9 1-month counter
´´´´
A 10-month counter ´
´
´
12/24 select register ´
´
´
B 1-year counter
Leap year counter ´
´
C 10-year counter
D MODE register
Timer Alarm
EN
EN
MODE register
M1
M0
E TEST register Test 3 Test 2 Test 1 Test 0
F
RESET controller, etc.
1Hz
ON
16Hz Timer Timer
ON RESET RESET
´´´´
Timer Alarm
EN
EN
MODE register
M1
M0
ditto
ditto
Test 3 Test 2 Test 1 Test 0
1Hz 16Hz Timer Alarm
ON
ON RESET RESET
ditto
ditto
*) “x” means “Don't care” for Write; always “0” for Read.
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