PIC16F684-ISL Microchip Technology Inc., PIC16F684-ISL Datasheet - Page 86

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PIC16F684-ISL

Manufacturer Part Number
PIC16F684-ISL
Description
Manufacturer
Microchip Technology Inc.
Datasheets

Specifications of PIC16F684-ISL

Case
N/A
Notes
NEW
Date_code
11+
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PIC16F684
FIGURE 11-10:
FIGURE 11-11:
DS41202C-page 84
Note 1: The direction bit in the ECCP Control register (CCP1CON<7>) is written any time during the PWM cycle.
P1A (Active-High)
P1B (Active-High)
P1C (Active-High)
P1D (Active-High)
Note 1:All signals are shown as active-high.
External Switch C
External Switch D
Potential
Shoot-Through
Current
SIGNAL
2: When changing directions, the P1A and P1C signals switch before the end of the current PWM cycle at intervals
2: T
3: T
of 4 T
are inactive at this time.
ON
OFF
OSC
P1A
P1B
P1C
P1D
is the turn on delay of power switch QC and its driver.
is the turn off delay of power switch QD and its driver.
PWM DIRECTION CHANGE
PWM DIRECTION CHANGE AT NEAR 100% DUTY CYCLE
, 16 T
OSC
or 64 T
DC
OSC
, depending on the Timer2 prescaler value. The modulated P1B and P1D signals
Forward Period
Period
DC
(1)
Preliminary
t1
DC
(2)
T
ON
Reverse Period
T
T = T
OFF
Period
OFF
DC
 2004 Microchip Technology Inc.
- T
ON

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