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4553 датащи(PDF) 56 Page - Renesas Technology Corp

номер детали 4553
подробное описание детали  SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
PDF  145 Pages
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производитель  RENESAS [Renesas Technology Corp]
домашняя страница  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

4553 датащи(HTML) 56 Page - Renesas Technology Corp

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Rev.3.02
Dec 22, 2006
page 56 of 142
REJ03B0024-0302
4553 Group
Notes 1: “R” represents read enabled, and “W” represents write enabled.
2: When the contents of I12 and I13 are changed, the external interrupt request flag (EXF0) may be set.
PU03
PU02
PU01
PU00
Pull-up transistor OFF
Pull-up transistor ON
Pull-up transistor OFF
Pull-up transistor ON
Pull-up transistor OFF
Pull-up transistor ON
Pull-up transistor OFF
Pull-up transistor ON
Port P03 pull-up transistor
control bit
Port P02 pull-up transistor
control bit
Port P01 pull-up transistor
control bit
Port P00 pull-up transistor
control bit
Pull-up control register PU0
at reset : 00002
at power down : state retained
0
1
0
1
0
1
0
1
R/W
TAPU0/
TPU0A
PU13
PU12
PU11
PU10
Pull-up transistor OFF
Pull-up transistor ON
Pull-up transistor OFF
Pull-up transistor ON
Pull-up transistor OFF
Pull-up transistor ON
Pull-up transistor OFF
Pull-up transistor ON
Port P13 pull-up transistor
control bit
Port P12 pull-up transistor
control bit
Port P11 pull-up transistor
control bit
Port P10 pull-up transistor
control bit
Pull-up control register PU1
at reset : 00002
at power down : state retained
0
1
0
1
0
1
0
1
R/W
TAPU1/
TPU1A
I13
I12
I11
I10
INT pin input control bit (Note 2)
Interrupt valid waveform for INT pin/
return level selection bit (Note 2)
INT pin edge detection circuit control bit
INT pin Timer 1 count start synchronous
circuit selection bit
Interrupt control register I1
R/W
TAI1/TI1A
at power down : state retained
at reset : 00002
INT pin input disabled
INT pin input enabled
Falling waveform/“L” level (“L” level is recognized with the SNZI0
instruction)
Rising waveform/“H” level (“H” level is recognized with the SNZI0
instruction)
One-sided edge detected
Both edges detected
Timer 1 count start synchronous circuit not selected
Timer 1 count start synchronous circuit selected
0
1
0
1
0
1
0
1



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