PIC16F631_08 Datasheet, PDF (301/306 Pages) Microchip Technology – 20-Pin Flash-Based, 8-Bit CMOS Microcontrollers with nanoWatt Technology

PIC16F631/677/685/687/689/690
IOCB (Interrupt-on-Change PORTB) .......................... 70
OPTION_REG (OPTION) ..................................... 37, 83
OSCCON (Oscillator Control) ..................................... 48
OSCTUNE (Oscillator Tuning) .................................... 52
PCON (Power Control Register) ................................. 43
PCON (Power Control) ............................................. 203
PIE1 (Peripheral Interrupt Enable 1)........................... 39
PIE2 (Peripheral Interrupt Enable 2)........................... 40
PIR1 (Peripheral Interrupt Register 1) ........................ 41
PIR2 (Peripheral Interrupt Request 2) ........................ 42
PORTA........................................................................ 59
PORTB........................................................................ 69
PORTC ....................................................................... 76
PSTRCON (Pulse Steering Control) ......................... 146
PWMxCON (Enhanced PWM Control) ..................... 145
RCSTA (Receive Status and Control)....................... 161
Reset Values............................................................. 205
Reset Values (special registers) ............................... 207
Special Function Register Map
PIC16F677.......................................................... 28
PIC16F685.................................................... 27, 29
PIC16F687/689................................................... 30
PIC16F690.......................................................... 31
Special Function Registers ......................................... 26
Special Register Summary
Bank 0................................................................. 32
Bank 1................................................................. 33
Bank 2................................................................. 34
Bank 3................................................................. 35
SRCON (SR Latch Control) ...................................... 103
SSPCON (Sync Serial Port Control) Register........... 181
SSPMSK (SSP Mask)............................................... 191
SSPSTAT (Sync Serial Port Status) Register........... 180
STATUS...................................................................... 36
T1CON........................................................................ 88
T2CON........................................................................ 92
TRISA (Tri-State PORTA)........................................... 59
TRISB (Tri-State PORTB)........................................... 70
TRISC (Tri-State PORTC) .......................................... 76
TXSTA (Transmit Status and Control) ...................... 160
VRCON (Voltage Reference Control) ....................... 106
WDTCON (Watchdog Timer Control) ....................... 213
WPUA (Weak Pull-Up PORTA) .................................. 62
WPUB (Weak Pull-up PORTB) ................................... 70
Reset................................................................................. 200
Revision History ................................................................ 293
S
S (Start) bit ........................................................................ 180
Shoot-through Current ...................................................... 144
Slave Select Synchronization ........................................... 185
Sleep ................................................................................. 214
Wake-up.................................................................... 214
Wake-up Using Interrupts ......................................... 214
SMP bit ............................................................................. 180
Software Simulator (MPLAB SIM)..................................... 228
SPBRG ............................................................................. 163
SPBRGH ........................................................................... 163
Special Event Trigger........................................................ 111
Special Function Registers ................................................. 26
SPI Mode .................................................................. 179, 185
Associated Registers ................................................ 187
Bus Mode Compatibility ............................................ 187
Effects of a Reset...................................................... 187
Enabling SPI I/O ....................................................... 183
Master Mode ............................................................. 184
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Master/Slave Connection ......................................... 183
Serial Clock (SCK pin) .............................................. 179
Serial Data In (SDI pin)............................................. 179
Serial Data Out (SDO pin) ........................................ 179
Slave Select.............................................................. 179
Slave Select Synchronization ................................... 185
Sleep Operation........................................................ 187
SPI Clock.................................................................. 184
Typical Connection ................................................... 183
SRCON Register .............................................................. 103
SSP
Overview
SPI Master/Slave Connection................................... 183
SSP I²C Operation ........................................................... 188
Slave Mode............................................................... 188
SSP Module
Clock Synchronization and the CKP Bit ................... 195
SPI Master Mode...................................................... 184
SPI Slave Mode........................................................ 185
SSPBUF ................................................................... 184
SSPSR ..................................................................... 184
SSPCON Register ............................................................ 181
SSPEN bit......................................................................... 181
SSPM bits ......................................................................... 181
SSPMSK Register ............................................................ 191
SSPOV bit ........................................................................ 181
SSPSTAT Register ........................................................... 180
STATUS Register ............................................................... 36
Synchronous Serial Port Enable bit (SSPEN) .................. 181
Synchronous Serial Port Mode Select bits (SSPM).......... 181
Synchronous Serial Port. See SSP
T
T1CON Register ................................................................. 88
T2CON Register ................................................................. 92
Thermal Considerations.................................................... 239
Time-out Sequence .......................................................... 203
Timer0 ................................................................................ 81
Associated Registers.................................................. 83
External Clock ............................................................ 82
Interrupt ...................................................................... 83
Operation.............................................................. 81, 84
Specifications ........................................................... 246
T0CKI ......................................................................... 82
Timer1 ................................................................................ 84
Associated registers ................................................... 89
Asynchronous Counter Mode ..................................... 85
Reading and Writing ........................................... 85
Interrupt ...................................................................... 86
Modes of Operation .................................................... 84
Operation During Sleep .............................................. 86
Oscillator..................................................................... 85
Prescaler .................................................................... 85
Specifications ........................................................... 246
Timer1 Gate
Inverting Gate ..................................................... 86
Selecting Source ........................................ 85, 101
Synchronizing COUT w/Timer1 ........................ 101
TMR1H Register......................................................... 84
TMR1L Register ......................................................... 84
Timer2
Associated registers ................................................... 92
Timers
Timer1
T1CON ............................................................... 88
Timer2
DS41262E-page 299