PIC16F887-E/P Microchip Technology Inc., PIC16F887-E/P Datasheet - Page 318

• Manufacturer Part Number: PIC16F887-E/P
• Description: 40 PIN, 14KB FLASH, 368 RAM, 36 I/O, PDIP
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16F887-E/P

• 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: 40-pin PDIP
• 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
CCP1CON (Enhanced) Register....................................... 124
CCP2CON Register .......................................................... 125
Clock Accuracy with Asynchronous Operation ................. 160
Clock Sources
Clock Switching................................................................... 69
CM1CON0 Register ............................................................ 88
CM2CON0 Register ............................................................ 89
CM2CON1 Register ............................................................ 91
Code Examples
Code Protection ................................................................ 227
Comparator
Comparator Module ............................................................ 83
Comparator Voltage Reference (CV
DS41291E-page 316
Prescaler ................................................................... 126
PWM Mode ............................................................... 128
PWM Period .............................................................. 129
Setup for PWM Operation ......................................... 131
Timer Resources....................................................... 125
External Modes ........................................................... 63
Internal Modes ............................................................ 65
A/D Conversion ......................................................... 103
Assigning Prescaler to Timer0 .................................... 74
Assigning Prescaler to WDT ....................................... 74
Changing Between Capture Prescalers .................... 126
Indirect Addressing ..................................................... 37
Initializing PORTA ....................................................... 39
Initializing PORTB ....................................................... 47
Initializing PORTC....................................................... 53
Initializing PORTD....................................................... 57
Initializing PORTE ....................................................... 59
Loading the SSPBUF Register ................................. 184
Saving STATUS and W Registers in RAM ............... 223
Ultra Low-Power Wake-up Initialization ...................... 41
Write Verify ............................................................... 120
Writing to Flash Program Memory ............................ 119
C2OUT as T1 Gate ............................................... 77, 91
Effects of a Reset........................................................ 87
Operation .................................................................... 83
Operation During Sleep .............................................. 87
Response Time ........................................................... 85
Specifications ............................................................ 262
Synchronizing COUT w/Timer1 .................................. 91
Associated Registers .................................................. 97
C1 Output State Versus Input Conditions ................... 85
Duty Cycle......................................................... 129
Effects of Reset................................................. 131
Example PWM Frequencies and
Example PWM Frequencies and
Operation in Sleep Mode .................................. 131
Setup for Operation........................................... 131
System Clock Frequency Changes................... 131
EC ....................................................................... 63
HS ....................................................................... 64
LP........................................................................ 64
OST..................................................................... 63
RC....................................................................... 65
XT ....................................................................... 64
Frequency Selection ........................................... 67
HFINTOSC.......................................................... 65
HFINTOSC/LFINTOSC Switch Timing ............... 67
INTOSC .............................................................. 65
INTOSCIO........................................................... 65
LFINTOSC .......................................................... 67
Resolutions, 20 MHZ ................................ 130
Resolutions, 8 MHz................................... 130
REF
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Comparator Voltage Reference (CV
Compare Module. See Enhanced Capture/
CONFIG1 Register ........................................................... 210
CONFIG2 Register ........................................................... 211
Configuration Bits ............................................................. 210
CPU Features ................................................................... 209
Customer Change Notification Service............................. 323
Customer Notification Service .......................................... 323
Customer Support............................................................. 323
D
Data EEPROM Memory.................................................... 111
Data Memory ...................................................................... 22
DC Characteristics
Development Support ....................................................... 241
Device Overview................................................................. 13
E
ECCP. See Enhanced Capture/Compare/PWM
ECCPAS Register............................................................. 142
EEADR Register ............................................................... 112
EEADR Registers ............................................................. 111
EEADRH Registers........................................................... 111
EECON1 Register..................................................... 111, 113
EECON2 Register............................................................. 111
EEDAT Register ............................................................... 112
EEDATH Register............................................................. 112
EEPROM Data Memory
Effects of Reset
Electrical Specifications .................................................... 245
Enhanced Capture/Compare/PWM .................................. 123
Enhanced Capture/Compare/PWM (ECCP)
Enhanced Universal Synchronous
Errata .................................................................................. 12
Response Time........................................................... 85
Effects of a Reset ....................................................... 87
Specifications ........................................................... 262
Compare/PWM (ECCP)
Associated Registers ................................................ 121
Code Protection ........................................................ 120
Reading .................................................................... 114
Writing ...................................................................... 114
Extended .................................................................. 250
Industrial ................................................................... 249
Industrial and Extended ............................ 247, 248, 251
Avoiding Spurious Write ........................................... 120
Write Verify ............................................................... 120
PWM mode ............................................................... 131
Enhanced PWM Mode.............................................. 132
Specifications ........................................................... 261
Timer Resources ...................................................... 124
Asynchronous Receiver Transmitter (EUSART)....... 151
Auto-Restart ..................................................... 143
Auto-shutdown.................................................. 141
Direction Change in Full-Bridge Output Mode.. 138
Full-Bridge Application...................................... 136
Full-Bridge Mode .............................................. 136
Half-Bridge Application ..................................... 135
Half-Bridge Application Examples .................... 144
Half-Bridge Mode.............................................. 135
Output Relationships (Active-High and
Output Relationships Diagram.......................... 134
Programmable Dead Band Delay..................... 144
Shoot-through Current ...................................... 144
Start-up Considerations .................................... 140
Active-Low).............................................. 133
© 2008 Microchip Technology Inc.
REF
) ............................ 94