Microchip Technology AC244044 Scheda Tecnica
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PIC16(L)F1825/1829
DS41440C-page 224
2010-2012 Microchip Technology Inc.
FIGURE 24-7:
EXAMPLE ENHANCED PWM OUTPUT RELATIONSHIPS (ACTIVE-LOW STATE)
0
Period
00
10
01
11
Signal
PRx+1
PxM<1:0>
PxA Modulated
PxA Modulated
PxB Modulated
PxA Active
PxB Inactive
PxC Inactive
PxD Modulated
PxA Inactive
PxB Modulated
PxC Active
PxD Inactive
Pulse
Width
Width
(Single Output)
(Half-Bridge)
(Full-Bridge,
Forward)
(Full-Bridge,
Reverse)
Delay
Delay
Relationships:
• Period = 4 * T
OSC
* (PRx + 1) * (TMRx Prescale Value)
• Pulse Width = T
OSC
* (CCPRxL<7:0>:CCPxCON<5:4>) * (TMRx Prescale Value)
• Delay = 4 * T
OSC
* (PWMxCON<6:0>)