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4502 датащи(PDF) 49 Page - Renesas Technology Corp

номер детали 4502
подробное описание детали  4-BIT CISC SINGLE-CHIP MICROCOMPUTER 4500 SERIES
PDF  214 Pages
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производитель  RENESAS [Renesas Technology Corp]
домашняя страница  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

4502 датащи(HTML) 49 Page - Renesas Technology Corp

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FUNCTION BLOCK OPERATIONS
1-37
4502 Group
HARDWARE
Rev.2.01
Feb 02, 2005
REJ09B0193-0201
RESET FUNCTION
System reset is performed by applying “L” level to RESET pin for
1 machine cycle or more when the following condition is satisfied;
the value of supply voltage is the minimum value or more of the
recommended operating conditions.
Then when “H” level is applied to RESET pin, software starts from
address 0 in page 0.
Fig. 33 Reset release timing
Fig. 34 RESET pin input waveform and reset operation
f(XIN)
RESET
Program starts
(address 0 in page 0)
On-chip oscillator (internal oscillator)
is counted 5359 times.
RESET
0.3VDD
0.85VDD
(Note)
Note: Keep the value of supply voltage to the minimum value
or more of the recommended operating conditions.
Reset input
1 machine cycle or more
Program starts
(address 0 in page 0)
On-chip oscillator (internal oscillator)
is
counted 5359 times.



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