PIC16F874T-04E/L【PDF 115/218 页】IC MCU FLASH 4KX14 EE 44PLCC

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Sheet目录3889

111页 112页 113页 114页 [115页]116页 117页 118页 119页

2001 Microchip Technology Inc.

DS30292C-page 199

PIC16F87X

INDEX

A/D ................................................................................... 111

Acquisition Requirements ........................................ 114

ADCON0 Register .................................................... 111

ADCON1 Register .................................................... 112

ADIF bit .................................................................... 112

Analog Input Model Block Diagram .......................... 114

Analog Port Pins ....................................... 7, 8, 9, 36, 38

Associated Registers and Bits ................................. 117

Block Diagram .......................................................... 113

Calculating Acquisition Time .................................... 114

Configuring Analog Port Pins ................................... 115

Configuring the Interrupt .......................................... 113

Configuring the Module ............................................ 113

Conversion Clock ..................................................... 115

Conversions ............................................................. 116

Delays ...................................................................... 114

Effects of a RESET .................................................. 117

GO/DONE bit ........................................................... 112

Internal Sampling Switch (Rss) Impedence ............. 114

Operation During SLEEP ......................................... 117

Result Registers ....................................................... 116

Sampling Requirements ........................................... 114

Source Impedence ................................................... 114

Time Delays ............................................................. 114

Absolute Maximum Ratings ............................................. 149

ACK .................................................................................... 74

Acknowledge Data bit ........................................................ 68

Acknowledge Pulse ............................................................ 74

Acknowledge Sequence Enable bit .................................... 68

Acknowledge Status bit ...................................................... 68

ADRES Register ........................................................ 15, 111

Analog Port Pins. See A/D

Analog-to-Digital Converter. See A/D

Application Notes

AN552 (Implementing Wake-up on Key Strokes

Using PIC16CXXX) .................................... 31

AN556 (Implementing a Table Read) ........................ 26

AN578 (Use of the SSP Module in the I2C

Multi-Master Environment) ......................... 73

Architecture

PIC16F873/PIC16F876 Block Diagram ....................... 5

PIC16F874/PIC16F877 Block Diagram ....................... 6

Assembler

MPASM Assembler .................................................. 143

Banking, Data Memory ................................................. 12, 18

Baud Rate Generator ......................................................... 79

BCLIF ................................................................................. 24

BF ............................................................................74, 82, 84

Block Diagrams

A/D ........................................................................... 113

A/D Converter .......................................................... 113

Analog Input Model .................................................. 114

Baud Rate Generator ................................................. 79

Capture Mode ............................................................ 59

Compare Mode .......................................................... 60

I2C Master Mode ........................................................ 78

I2C Module ................................................................. 73

I2C Slave Mode .......................................................... 73

Interrupt Logic .......................................................... 129

PIC16F873/PIC16F876 ................................................ 5

PIC16F874/PIC16F877 ............................................... 6

PORTA

RA3:RA0 and RA5 Pins ..................................... 29

RA4/T0CKI Pin .................................................. 29

PORTB

RB3:RB0 Port Pins ............................................ 31

RB7:RB4 Port Pins ............................................ 31

PORTC

Peripheral Output Override (RC 0:2, 5:7) .......... 33

Peripheral Output Override (RC 3:4) ................. 33

PORTD ...................................................................... 35

PORTD and PORTE (Parallel Slave Port) ................. 38

PORTE ...................................................................... 36

PWM Mode ................................................................ 61

RESET Circuit .......................................................... 123

SSP (I2C Mode) ......................................................... 73

SSP (SPI Mode) ........................................................ 69

Timer0/WDT Prescaler .............................................. 47

Timer1 ....................................................................... 52

Timer2 ....................................................................... 55

USART Asynchronous Receive ............................... 101

USART Asynchronous Receive (9-bit Mode) .......... 103

USART Transmit ........................................................ 99

Watchdog Timer ...................................................... 131

BOR. See Brown-out Reset

BRG ................................................................................... 79

BRGH bit ............................................................................ 97

Brown-out Reset (BOR) ............................ 119, 123, 125, 126

BOR Status (BOR Bit) ............................................... 25

Buffer Full bit, BF ............................................................... 74

Bus Arbitration ................................................................... 89

Bus Collision Section ......................................................... 89

Bus Collision During a Repeated START Condition .......... 92

Bus Collision During a START Condition .......................... 90

Bus Collision During a STOP Condition ............................ 93

Bus Collision Interrupt Flag bit, BCLIF ............................... 24

Capture/Compare/PWM (CCP) ......................................... 57

Associated Registers

Capture, Compare and Timer1 .......................... 62

PWM and Timer2 ............................................... 63

Capture Mode ............................................................ 59

Block Diagram ................................................... 59

CCP1CON Register ........................................... 58

CCP1IF .............................................................. 59

Prescaler ........................................................... 59

CCP Timer Resources ............................................... 57

CCP1

RC2/CCP1 Pin ..................................................7, 9

CCP2

RC1/T1OSI/CCP2 Pin ......................................7, 9

Compare

Special Trigger Output of CCP1 ........................ 60

Special Trigger Output of CCP2 ........................ 60

Compare Mode .......................................................... 60

Block Diagram ................................................... 60

Software Interrupt Mode .................................... 60

Special Event Trigger ........................................ 60

Interaction of Two CCP Modules (table) .................... 57

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