16F84A Microchip Technology, 16F84A Datasheet - Page 63

• Manufacturer Part Number: 16F84A
• Description: 18-pin Enhanced Flash/EEPROM 8-Bit Microcontroller
• Manufacturer: Microchip Technology

INDEX
A
Absolute Maximum Ratings ............................................... 41
AC (Timing) Characteristics ............................................... 47
Architecture, Block Diagram ................................................ 3
Assembler
B
Banking, Data Memory .................................................... 6, 8
C
CLKIN Pin ............................................................................ 4
CLKOUT Pin ........................................................................ 4
Code Protection ........................................................... 21, 32
Configuration Bits ............................................................... 21
Conversion Considerations ................................................ 59
D
Data EEPROM Memory ..................................................... 19
Data EEPROM Write Complete ......................................... 29
Data Memory ....................................................................... 6
DC & AC Characteristics Graphs/Tables ........................... 53
DC Characteristics ........................................... 43, 44, 45, 46
Development Support ........................................................ 35
Development Tools ............................................................ 35
E
EECON1 Register .............................................................. 19
Electrical Characteristics .................................................... 41
Endurance ............................................................................ 1
Errata ................................................................................... 2
External Power-on Reset Circuit ........................................ 25
F
Firmware Instructions ......................................................... 33
ftp site ................................................................................ 65
Fuzzy Logic Dev. System ( fuzzy TECH -MP) ................... 37
I
I/O Ports ............................................................................. 13
ICEPIC Low-Cost PIC16CXXX In-Circuit Emulator ........... 35
ID Locations ................................................................. 21, 32
In-Circuit Serial Programming (ICSP) .......................... 21, 32
Indirect Addressing ............................................................ 11
Instruction Format .............................................................. 33
Instruction Set .................................................................... 33
INT Interrupt (RB0/INT) ...................................................... 29
1998 Microchip Technology Inc.
MPASM Assembler .................................................... 37
EEADR Register .................................................... 7, 24
EECON1 Register ............................................ 7, 19, 24
EECON2 Register ............................................ 7, 19, 24
EEDATA Register .................................................. 7, 24
Write Complete Enable (EEIE Bit) ....................... 10, 29
Write Complete Flag (EEIF Bit) ............................ 19, 29
Bank Select (RP0 Bit) .............................................. 6, 8
Banking ........................................................................ 6
EEIF Bit ................................................................ 19, 29
RD Bit ......................................................................... 19
WR Bit ........................................................................ 19
WREN Bit ................................................................... 19
WRERR Bit ................................................................ 19
FSR Register ............................................... 6, 7, 11, 24
INDF Register ........................................................ 7, 24
Summary Table .......................................................... 34
Preliminary
INTCON Register ........................................ 7, 10, 18, 24, 28
Interrupt Sources ......................................................... 21, 28
Interrupts, Context Saving During ..................................... 29
Interrupts, Enable Bits
Interrupts, Flag Bits ........................................................... 28
K
KeeLoq
M
Master Clear (MCLR)
Memory Organization ...........................................................5
Migration from Baseline to Midrange Devices ................... 62
MPLAB Integrated Development Environment
Software ............................................................................ 37
O
On-Line Support ................................................................ 65
OPCODE Field Descriptions ............................................. 33
OPTION_REG Register ................................. 7, 9, 16, 18, 24
OSC1 Pin ..............................................................................4
OSC2 Pin ..............................................................................4
Oscillator Configuration ............................................... 21, 22
EEIE Bit ............................................................... 10, 29
GIE Bit ........................................................... 10, 28, 29
INTE Bit ............................................................... 10, 29
INTF Bit ............................................................... 10, 29
RBIE Bit ............................................................... 10, 29
RBIF Bit ......................................................... 10, 15, 29
T0IE Bit ................................................................ 10, 29
T0IF Bit .......................................................... 10, 18, 29
Block Diagram ........................................................... 28
Data EEPROM Write Complete ........................... 28, 31
Interrupt on Change (RB7:RB4) ................ 4, 15, 28, 31
RB0/INT Pin, External ............................... 4, 16, 28, 31
TMR0 Overflow .................................................... 18, 28
Data EEPROM Write Complete Enable
(EEIE Bit) ............................................................. 10, 29
Global Interrupt Enable (GIE Bit) ............................... 10
Interrupt on Change (RB7:RB4) Enable
(RBIE Bit) ................................................................... 10
RB0/INT Enable (INTE Bit) ........................................ 10
TMR0 Overflow Enable (T0IE Bit) ............................. 10
Data EEPROM Write Complete Flag
(EEIF Bit) ............................................................. 19, 29
Interrupt on Change (RB7:RB4) Flag (RBIF Bit) ....... 10
RB0/INT Flag (INTF Bit) ............................................ 10
TMR0 Overflow Flag (T0IF Bit) .................................. 10
MCLR Pin .....................................................................4
MCLR Reset, Normal Operation ................................ 23
MCLR Reset, SLEEP .......................................... 23, 31
Data EEPROM Memory ............................................ 19
Data Memory ................................................................6
Program Memory ..........................................................5
INTEDG Bit ............................................................ 9, 29
PS2:PS0 Bits ......................................................... 9, 17
PSA Bit .................................................................. 9, 17
RBPU Bit ......................................................................9
T0CS Bit .......................................................................9
T0SE Bit .......................................................................9
HS ........................................................................ 22, 28
LP ........................................................................ 22, 28
RC ................................................................. 22, 23, 28
Selection (FOSC1:FOSC0 Bits) ................................ 21
XT ........................................................................ 22, 28
Evaluation and Programming Tools .................. 38
PIC16F84A
DS35007A-page 63