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PIC16F688-I/ML Datasheet(PDF) 197 Page - Microchip Technology |
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PIC16F688-I/ML Datasheet(HTML) 197 Page - Microchip Technology |
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197 / 204 page  © 2009 Microchip Technology Inc. DS41203E-page 195 PIC16F688 INDEX A A/D Specifications.................................................... 160, 161 Absolute Maximum Ratings .............................................. 143 AC Characteristics Industrial and Extended ............................................ 153 Load Conditions ........................................................ 152 ADC .................................................................................... 65 Acquisition Requirements ........................................... 73 Associated registers.................................................... 75 Block Diagram............................................................. 65 Calculating Acquisition Time....................................... 73 Channel Selection ....................................................... 66 Configuration............................................................... 66 Configuring Interrupt ................................................... 69 Conversion Clock........................................................ 66 Conversion Procedure ................................................ 69 Internal Sampling Switch (RSS) Impedance................ 73 Interrupts..................................................................... 68 Operation .................................................................... 69 Operation During Sleep .............................................. 69 Port Configuration ....................................................... 66 Reference Voltage (VREF)........................................... 66 Result Formatting........................................................ 68 Source Impedance...................................................... 73 Starting an A/D Conversion ........................................ 68 ADCON0 Register............................................................... 71 ADCON1 Register............................................................... 71 ADRESH Register (ADFM = 0) ........................................... 72 ADRESH Register (ADFM = 1) ........................................... 72 ADRESL Register (ADFM = 0)............................................ 72 ADRESL Register (ADFM = 1)............................................ 72 Analog Front-end (AFE) Power-On Reset ....................................................... 113 Analog Input Connection Considerations............................ 55 Analog-to-Digital Converter. See ADC ANSEL Register .................................................................. 34 Assembler MPASM Assembler................................................... 140 B BAUDCTL Register ............................................................. 94 Block Diagrams ADC ............................................................................ 65 ADC Transfer Function ............................................... 74 Analog Input Model ............................................... 55, 74 Clock Source............................................................... 21 Comparator 1 .............................................................. 54 Comparator 2 .............................................................. 54 Comparator Modes ..................................................... 57 Crystal Operation ........................................................ 24 EUSART Receive ....................................................... 84 EUSART Transmit ...................................................... 83 External RC Mode....................................................... 25 Fail-Safe Clock Monitor (FSCM) ................................. 31 In-Circuit Serial Programming Connections.............. 127 Interrupt Logic ........................................................... 120 MCLR Circuit............................................................. 113 On-Chip Reset Circuit ............................................... 112 PIC16F688.................................................................... 5 RA1 Pins ..................................................................... 38 RA2 Pin....................................................................... 38 RA3 Pin....................................................................... 39 RA4 Pin....................................................................... 39 RA5 Pin ...................................................................... 40 RC0 and RC1 Pins ..................................................... 43 RC2 and RC3 Pins ..................................................... 43 RC4 Pin ...................................................................... 44 RC5 Pin ...................................................................... 44 Resonator Operation .................................................. 24 Timer1 ........................................................................ 48 TMR0/WDT Prescaler ................................................ 45 Watchdog Timer (WDT)............................................ 123 Break Character (12-bit) Transmit and Receive ............... 101 Brown-out Reset (BOR).................................................... 114 Associated ................................................................ 115 Specifications ........................................................... 157 Timing and Characteristics ....................................... 156 C C Compilers MPLAB C18 .............................................................. 140 MPLAB C30 .............................................................. 140 Clock Accuracy with Asynchronous Operation ................... 92 Clock Sources External Modes........................................................... 23 EC ...................................................................... 23 HS ...................................................................... 24 LP ....................................................................... 24 OST .................................................................... 23 RC ...................................................................... 25 XT ....................................................................... 24 Internal Modes............................................................ 25 Frequency Selection........................................... 27 HFINTOSC ......................................................... 25 INTOSC .............................................................. 25 INTOSCIO .......................................................... 25 LFINTOSC.......................................................... 27 Clock Switching .................................................................. 29 CMCON0 Register.............................................................. 61 CMCON1 Register.............................................................. 62 Code Examples A/D Conversion .......................................................... 70 Assigning Prescaler to Timer0.................................... 46 Assigning Prescaler to WDT....................................... 46 Indirect Addressing ..................................................... 20 Initializing PORTA ...................................................... 33 Initializing PORTC ...................................................... 42 Saving Status and W Registers in RAM ................... 122 Ultra Low-Power Wake-up Initialization ...................... 36 Code Protection ................................................................ 126 Comparator......................................................................... 53 C2OUT as T1 Gate..................................................... 62 Configurations ............................................................ 56 Interrupts .................................................................... 59 Operation .............................................................. 53, 58 Operation During Sleep .............................................. 60 Response Time .......................................................... 59 Synchronizing COUT w/Timer1 .................................. 62 Comparator Module Associated registers ................................................... 64 Comparator Voltage Reference (CVREF)............................ 63 Effects of a Reset ....................................................... 60 Response Time .......................................................... 59 Specifications ........................................................... 159 Comparators C2OUT as T1 Gate..................................................... 49 Effects of a Reset ....................................................... 60 |
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