PIC16F688-I/SL Microchip Technology Inc., PIC16F688-I/SL Datasheet - Page 198

• Manufacturer Part Number: PIC16F688-I/SL
• Description: 14 PIN, 7 KB FLASH, 256 RAM, 12 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16F688-I/SL

• A/d Inputs: 8-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 5 MIPS
• Eeprom Memory: 256 Bytes
• Input Output: 12
• Interface: USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 14-pin SOIC-N
• Programmable Memory: 7K Bytes
• Ram Size: 256 Bytes
• Speed: 20 MHz
• Timers: 1-8-bit, 1-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

PIC16F688
Reset................................................................................. 112
Revision History ................................................................ 191
S
Software Simulator (MPLAB SIM)..................................... 140
SPBRG................................................................................ 95
SPBRGH ............................................................................. 95
Special Function Registers ................................................... 7
STATUS Register................................................................ 13
T
T1CON Register.................................................................. 51
Thermal Considerations .................................................... 151
Time-out Sequence........................................................... 115
Timer0 ................................................................................. 45
Timer1 ................................................................................. 48
Timers
Timing Diagrams
DS41203C-page 196
IOCA (Interrupt-on-Change PORTA) .......................... 35
OPTION_REG (OPTION) ........................................... 14
OPTION_REG (Option) .............................................. 47
OSCCON (Oscillator Control) ..................................... 22
OSCTUNE (Oscillator Tuning) .................................... 26
PCON (Power Control Register) ................................. 18
PCON (Power Control) ............................................. 115
PIE1 (Peripheral Interrupt Enable 1) ........................... 16
PIR1 (Peripheral Interrupt Register 1) ........................ 17
PORTA........................................................................ 33
PORTC ....................................................................... 42
RCSTA (Receive Status and Control)......................... 93
Reset Values............................................................. 117
Reset Values (Special Registers) ............................. 118
Special Function Register Map ..................................... 8
Special Register Summary ........................................... 9
STATUS ...................................................................... 13
T1CON ........................................................................ 51
TRISA (Tri-State PORTA) ........................................... 33
TRISC (Tri-State PORTC) .......................................... 42
TXSTA (Transmit Status and Control) ........................ 92
VRCON (Voltage Reference Control) ......................... 63
WDTCON (Watchdog Timer Control)........................ 124
WPUA (Weak Pull-Up PORTA) .................................. 35
Associated Registers .................................................. 47
External Clock ............................................................. 46
Interrupt....................................................................... 47
Operation .............................................................. 45, 48
Specifications ............................................................ 158
T0CKI .......................................................................... 46
Associated registers.................................................... 52
Asynchronous Counter Mode ..................................... 49
Interrupt....................................................................... 50
Modes of Operation .................................................... 48
Operation During Sleep .............................................. 50
Oscillator ..................................................................... 49
Prescaler ..................................................................... 49
Specifications ............................................................ 158
Timer1 Gate
TMR1H Register ......................................................... 48
TMR1L Register .......................................................... 48
Timer1
A/D Conversion ......................................................... 162
Reading and Writing ........................................... 49
Inverting Gate ..................................................... 49
Selecting Source........................................... 49, 62
Synchronizing COUT w/Timer1 .......................... 62
T1CON................................................................ 51
Timing Parameter Symbology .......................................... 152
TRISA ................................................................................. 33
TRISA Register................................................................... 33
TRISC Register................................................................... 42
Two-Speed Clock Start-up Mode........................................ 29
TXREG ............................................................................... 85
TXSTA Register.................................................................. 92
U
Ultra Low-Power Wake-up........................................ 6, 34, 36
V
Voltage Reference. See Comparator Voltage
Voltage References
V
W
Wake-up on Break ............................................................ 100
Wake-up Using Interrupts ................................................. 125
Watchdog Timer (WDT).................................................... 123
WDTCON Register ....................................................... 9, 124
WPUA Register................................................................... 35
WWW Address ................................................................. 197
WWW, On-Line Support ....................................................... 4
REF
A/D Conversion (Sleep Mode) .................................. 162
Asynchronous Reception............................................ 90
Asynchronous Transmission....................................... 86
Asynchronous Transmission (Back to Back) .............. 86
Auto Wake-up Bit (WUE) During Normal Operation . 100
Auto Wake-up Bit (WUE) During Sleep .................... 101
Automatic Baud Rate Calculator................................. 99
Brown-out Reset (BOR)............................................ 156
Brown-out Reset Situations ...................................... 114
CLKOUT and I/O ...................................................... 155
Clock Timing ............................................................. 153
Comparator Output ..................................................... 53
Fail-Safe Clock Monitor (FSCM)................................. 32
INT Pin Interrupt ....................................................... 121
Internal Oscillator Switch Timing ................................ 28
Reset, WDT, OST and Power-up Timer ................... 156
Send Break Character Sequence ............................. 102
Synchronous Reception (Master Mode, SREN) ....... 106
Synchronous Transmission ...................................... 104
Synchronous Transmission (Through TXEN) ........... 104
Time-out Sequence .................................................. 116
Timer0 and Timer1 External Clock ........................... 158
Timer1 Incrementing Edge ......................................... 50
Two Speed Start-up.................................................... 30
Wake-up from Interrupt............................................. 126
BRGH Bit .................................................................... 95
Reference (CV
Associated registers ................................................... 64
Associated Registers ................................................ 124
Clock Source ............................................................ 123
Modes ....................................................................... 123
Period ....................................................................... 123
Specifications ........................................................... 157
. S
EE
Case 3 .............................................................. 116
ADC Reference Voltage
REF
)
© 2006 Microchip Technology Inc.