PIC16F887-I/PT Microchip Technology Inc., PIC16F887-I/PT Datasheet - Page 136

• Manufacturer Part Number: PIC16F887-I/PT
• Description: MCU, 8-Bit, 8KW Flash, 368 RAM, 36 I/O, TQFP-44
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16F887-I/PT

• A/d Inputs: 14-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 5 MIPS
• Eeprom Memory: 256 Bytes
• Frequency: 20 MHz
• Input Output: 35
• Interface: I2C/SPI/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 44-pin TFQP
• Programmable Memory: 14K Bytes
• Ram Size: 368 Bytes
• Resistance, Drain To Source On: Bytes
• Serial Interface: MSSP or EUSART
• Speed: 20 MHz
• Timers: 2-8-bit, 1-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

PIC16F882/883/884/886/887
FIGURE 11-7:
DS41291D-page 134
P1M<1:0>
Relationships:
00
10
01
11
Note 1:
• Period = 4 * T
• Pulse Width = T
• Delay = 4 * T
(Single Output)
(Half-Bridge)
(Full-Bridge,
(Full-Bridge,
Reverse)
Forward)
Dead-band delay is programmed using the PWM1CON register (Section 11.6.6 “Programmable Dead-Band Delay
Mode”).
EXAMPLE ENHANCED PWM OUTPUT RELATIONSHIPS (ACTIVE-LOW STATE)
OSC
OSC
OSC
* (PWM1CON<6:0>)
* (PR2 + 1) * (TMR2 Prescale Value)
P1A Modulated
P1A Modulated
P1B Modulated
P1A Active
P1B Inactive
P1C Inactive
P1D Modulated
P1A Inactive
P1B Modulated
P1C Active
P1D Inactive
* (CCPR1L<7:0>:CCP1CON<5:4>) * (TMR2 Prescale Value)
Signal
Preliminary
0
Delay
(1)
Pulse
Width
Delay
Period
(1)
© 2007 Microchip Technology Inc.
PR2+1