Intel 8XC196MC User Manual
14-9
SPECIAL OPERATING MODES
Figure 14-4. Typical Voltage on the V
PP
Pin While Exiting Powerdown
Select a resistor that will not interfere with the discharge current. In most cases, values between
200 k
200 k
Ω
and 1 M
Ω
should perform satisfactorily.
VPP, Volts
1
2
3
4
5
200
µ
A C1 Discharge
Pullup On
Code Execution Resumes
R1 x C1 Recovery
Time Constant
EXTINT
Time, ms
2
4
6
8
10
12
14
16
18
20
22
A0151-01