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4502 Datasheet(PDF) 56 Page - Renesas Technology Corp

Part # 4502
Description  4-BIT CISC SINGLE-CHIP MICROCOMPUTER 4500 SERIES
PDF  214 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

4502 Datasheet(HTML) 56 Page - Renesas Technology Corp

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1-44
Rev.2.01
Feb 02, 2005
4502 Group
HARDWARE
REJ09B0193-0201
Table 17 Key-on wakeup control register
K03
K02
K01
K00
Key-on wakeup control register K0
Key-on wakeup not used
Key-on wakeup used
Key-on wakeup not used
Key-on wakeup used
Key-on wakeup not used
Key-on wakeup used
Key-on wakeup not used
Key-on wakeup used
Port P03 key-on wakeup
control bit
Port P02 key-on wakeup
control bit
Port P01 key-on wakeup
control bit
Port P00 key-on wakeup
control bit
at reset : 00002
at RAM back-up : state retained
0
1
0
1
0
1
0
1
R/W
Note: “R” represents read enabled, and “W” represents write enabled.
K13
K12
K11
K10
Key-on wakeup control register K1
P13 key-on wakeup not used/INT pin key-on wakeup used
P13 key-on wakeup used/INT pin key-on wakeup not used
Key-on wakeup not used
Key-on wakeup used
Key-on wakeup not used
Key-on wakeup used
Key-on wakeup not used
Key-on wakeup used
Port P13/INT key-on wakeup
control bit
Port P12/CNTR key-on wakeup
control bit
Port P11 key-on wakeup
control bit
Port P10 key-on wakeup
control bit
at reset : 00002
at RAM back-up : state retained
0
1
0
1
0
1
0
1
R/W
K23
K22
K21
K20
Key-on wakeup control register K2
Key-on wakeup not used
Key-on wakeup used
Key-on wakeup not used
Key-on wakeup used
Key-on wakeup not used
Key-on wakeup used
Key-on wakeup not used
Key-on wakeup used
Port D3/K key-on wakeup
control bit
Port D2/C key-on wakeup
control bit
Port P21/AIN1 key-on wakeup
control bit
Port P20/AIN0 key-on wakeup
control bit
at reset : 00002
at RAM back-up : state retained
0
1
0
1
0
1
0
1
R/W
FUNCTION BLOCK OPERATIONS



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