PIC16F636-I Datasheet, PDF (232/234 Pages) Microchip Technology – 8/14-Pin, Flash-Based 8-Bit CMOS Microcontrollers with nanoWatt Technology

PIC12F635/PIC16F636/639
Column Parity Register 6 .................................. 126
Configuration Register 0 ................................... 123
Configuration Register 1 ................................... 124
Configuration Register 2 ................................... 124
Configuration Register 3 ................................... 125
Configuration Register 4 ................................... 125
Configuration Register 5 ................................... 126
CMCON0 (Comparator Control 0) .............................. 80
CMCON0 (Comparator Control) Register ................... 79
CMCON1 (Comparator Control 1) .............................. 82
CMCON1 (Comparator Control) Register ................... 82
CONFIG (Configuration Word).................................. 130
EEADR (EEPROM Address) ...................................... 91
EECON1 (EEPROM Control 1)................................... 92
EEDAT (EEPROM Data) ............................................ 91
INTCON (Interrupt Control) ......................................... 28
IOCA (Interrupt-on-change PORTA) ........................... 50
LVDCON (Low-Voltage Detect Control)...................... 89
OPTION_REG (OPTION) ........................................... 27
OPTION_REG (Option) .............................................. 63
OSCCON (Oscillator Control) ..................................... 36
OSCTUNE (Oscillator Tuning) .................................... 40
PCON (Power Control Register) ................................. 31
PIE1 (Peripheral Interrupt Enable 1) ........................... 29
PIR1 (Peripheral Interrupt Request 1) ........................ 30
PORTA........................................................................ 48
PORTC ....................................................................... 57
Reset Values............................................................. 137
Reset Values (Special Registers) ............................. 138
STATUS ...................................................................... 26
T1CON ........................................................................ 68
TRISA (Tri-State PORTA) ........................................... 48
TRISC (Tri-State PORTC) .......................................... 57
VRCON (Voltage Reference Control) ......................... 84
WDA (Weak Pull-up/Pull-down Direction PORTA)...... 49
WDTCON (Watchdog Timer Control)........................ 144
WPUDA (Weak Pull-up/Pull-down Enable PORTA).... 49
Reset................................................................................. 131
Revision History ................................................................ 225
S
Software Simulator (MPLAB SIM)..................................... 160
Special Function Registers (SFR)....................................... 18
Maps
PIC12F635.......................................................... 19
PIC16F636/639................................................... 20
Summary
PIC12F635, Bank 0............................................. 21
PIC12F635, Bank 1............................................. 22
PIC12F635/PIC16F636/639, Bank 2 .................. 25
PIC16F636/639, Bank 0...................................... 23
PIC16F636/639, Bank 1...................................... 24
SPI Timing
Analog Front-End (AFE) for PIC16F639 ................... 190
STATUS Register................................................................ 26
T
T1CON Register.................................................................. 68
Thermal Considerations .................................................... 177
Time-out Sequence........................................................... 135
Timer0 ................................................................................. 61
Associated Registers .................................................. 63
External Clock ............................................................. 62
Interrupt....................................................................... 63
Operation .............................................................. 61, 64
Specifications ............................................................ 184
DS41232D-page 230
T0CKI ......................................................................... 62
Timer1................................................................................. 64
Associated registers ................................................... 69
Asynchronous Counter Mode ..................................... 66
Reading and Writing ........................................... 66
Interrupt ...................................................................... 67
Modes of Operation .................................................... 64
Operation During Sleep .............................................. 67
Oscillator..................................................................... 66
Prescaler .................................................................... 66
Specifications ........................................................... 184
Timer1 Gate
Inverting Gate ..................................................... 66
Selecting Source .......................................... 66, 81
Synchronizing CxOUT w/Timer1 ........................ 81
TMR1H Register ......................................................... 64
TMR1L Register.......................................................... 64
Timers
Timer1
T1CON ............................................................... 68
Timing Diagrams
Brown-out Reset (BOR)...................................... 87, 182
Brown-out Reset Situations ...................................... 134
CLKOUT and I/O ...................................................... 181
Clock Timing ............................................................. 179
Comparator Output ..................................................... 71
Fail-Safe Clock Monitor (FSCM)................................. 46
INT Pin Interrupt ....................................................... 141
Internal Oscillator Switch Timing ................................ 42
Reset, WDT, OST and Power-up Timer ................... 182
Time-out Sequence on Power-up (Delayed MCLR) . 136
Time-out Sequence on Power-up (MCLR with VDD) 136
Timer0 and Timer1 External Clock ........................... 184
Timer1 Incrementing Edge ......................................... 67
Two Speed Start-up.................................................... 44
Wake-up from Sleep through Interrupt ..................... 146
Timing Parameter Symbology .......................................... 178
TRISA ................................................................................. 47
TRISA Register................................................................... 48
TRISC Register................................................................... 57
Two-Speed Clock Start-up Mode........................................ 43
U
Ultra Low-Power Wake-up................................ 13, 14, 47, 51
V
Voltage Reference. See Comparator Voltage
Reference (CVREF)
Voltage References
Associated registers ................................................... 85
W
Wake-up from Sleep ......................................................... 145
Wake-up Reset (WUR) ..................................................... 132
Wake-up using Interrupts.................................................. 145
Watchdog Timer (WDT).................................................... 143
Associated Registers ................................................ 144
Control ...................................................................... 143
Oscillator................................................................... 143
Specifications ........................................................... 183
WDA Register ..................................................................... 49
WDTCON Register ........................................................... 144
WPUDA Register ................................................................ 49
WWW Address ................................................................. 223
WWW, On-Line Support ....................................................... 7
© 2007 Microchip Technology Inc.