PIC16F628A-I/P Microchip Technology Inc., PIC16F628A-I/P Datasheet - Page 165

• Manufacturer Part Number: PIC16F628A-I/P
• Description: 18 PIN, 3.5 KB FLASH, 224 RAM, 16 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16F628A-I/P

• Comparators: 2
• Cpu Speed: 5 MIPS
• Eeprom Memory: 128 Bytes
• Input Output: 16
• Interface: USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 18-pin PDIP
• Programmable Memory: 3.5K Bytes
• Ram Size: 224 Bytes
• Speed: 20 MHz
• Timers: 2-8-bit, 1-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

T1SYNC bit ......................................................................... 46
T2CKPS0 bit ....................................................................... 51
T2CKPS1 bit ....................................................................... 51
Timer0
Timer1
Timer2
Timers
Timing Diagrams
Timing Diagrams and Specifications................................. 135
TMR0 Interrupt .................................................................. 102
TMR1CS bit ........................................................................ 46
TMR1ON bit ........................................................................ 46
TMR2ON bit ........................................................................ 51
TOUTPS0 bit....................................................................... 51
TOUTPS1 bit....................................................................... 51
TOUTPS2 bit....................................................................... 51
TOUTPS3 bit....................................................................... 51
TRIS Instruction ................................................................ 119
TRISA ................................................................................. 29
TRISB ................................................................................. 34
U
Universal Synchronous Asynchronous Receiver Transmitter
(USART) ............................................................................. 67
USART
 2003 Microchip Technology Inc.
TIMER0 (TMR0) Interrupt ........................................... 43
TIMER0 (TMR0) Module............................................. 43
TMR0 with External Clock........................................... 43
Special Event Trigger (CCP)....................................... 63
Switching Prescaler Assignment................................. 45
PR2 Register............................................................... 64
TMR2 to PR2 Match Interrupt ..................................... 64
Timer1
Timer2
Timer0 ....................................................................... 139
Timer1 ....................................................................... 139
USART Asynchronous Master Transmission.............. 75
USART RX Pin Sampling...................................... 73, 74
USART Synchronous Reception................................. 84
USART Synchronous Transmission............................ 82
USART, Asynchronous Reception .............................. 78
Asynchronous Receiver
Asynchronous Receiver Mode
Asynchronous Mode ................................................... 74
Asynchronous Receiver .............................................. 77
Asynchronous Counter Mode ............................. 48
Block Diagram .................................................... 47
Capacitor Selection............................................. 49
External Clock Input............................................ 47
External Clock Input Timing ................................ 48
Operation in Timer Mode .................................... 47
Oscillator ............................................................. 49
Prescaler....................................................... 47, 49
Resetting of Timer1 Registers ............................ 49
Resetting Timer1 using a CCP Trigger Output ... 49
Synchronized Counter Mode .............................. 47
TMR1H ............................................................... 48
TMR1L ................................................................ 48
Block Diagram .................................................... 50
Module ................................................................ 50
Postscaler ........................................................... 50
Prescaler............................................................. 50
Setting Up Reception .......................................... 80
Timing Diagram .................................................. 78
Block Diagram .................................................... 80
Section ................................................................ 80
Preliminary
V
Voltage Reference Module ................................................. 59
W
Watchdog Timer (WDT).................................................... 103
WRITE ................................................................................ 89
WRITING ............................................................................ 88
WWW, On-Line Support ....................................................... 3
X
XORLW Instruction ........................................................... 120
XORWF Instruction........................................................... 120
Asynchronous Reception............................................ 79
Asynchronous Transmission....................................... 75
Asynchronous Transmitter.......................................... 74
Baud Rate Generator (BRG) ...................................... 69
Sampling......................................................... 70, 71, 72
Synchronous Master Mode......................................... 81
Synchronous Master Reception ................................. 83
Synchronous Master Transmission ............................ 81
Synchronous Slave Mode........................................... 84
Synchronous Slave Reception ................................... 85
Synchronous Slave Transmit...................................... 84
Transmit Block Diagram ............................................. 75
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