PIC16F627A_05 Datasheet, PDF (18/180 Pages) Microchip Technology – Flash-Based, 8-Bit CMOS Microcontrollers with nanoWatt Technology

PIC16F627A/628A/648A
FIGURE 4-2:
DATA MEMORY MAP OF THE PIC16F627A AND PIC16F628A
File
Address
Indirect addr.⁽¹⁾ 00h
TMR0
01h
PCL
02h
STATUS
03h
FSR
04h
PORTA
05h
PORTB
06h
07h
08h
09h
PCLATH
0Ah
INTCON
0Bh
PIR1
0Ch
0Dh
TMR1L
0Eh
TMR1H
0Fh
T1CON
10h
TMR2
11h
T2CON
12h
13h
14h
CCPR1L
15h
CCPR1H
16h
CCP1CON 17h
RCSTA
18h
TXREG
19h
RCREG
1Ah
1Bh
1Ch
1Dh
1Eh
CMCON
1Fh
20h
General
Purpose
Register
80 Bytes
6Fh
70h
16 Bytes
7Fh
Bank 0
Indirect addr.⁽¹⁾ _80h
OPTION
81h
PCL
82h
STATUS
83h
FSR
84h
TRISA
85h
TRISB
86h
87h
88h
89h
PCLATH
8Ah
INTCON
8Bh
PIE1
8Ch
8Dh
PCON
8Eh
8Fh
90h
91h
PR2
92h
93h
94h
95h
96h
97h
TXSTA
98h
SPBRG
99h
EEDATA
9Ah
EEADR
9Bh
EECON1
9Ch
EECON2⁽¹⁾ _9Dh
9Eh
VRCON
9Fh
A0h
General
Purpose
Register
80 Bytes
EFh
F0h
accesses
70h-7Fh
FFh
Bank 1
Indirect addr.⁽¹⁾
TMR0
PCL
STATUS
FSR
PORTB
PCLATH
INTCON
100h
101h
102h
103h
104h
105h
106h
107h
108h
109h
10Ah
10Bh
10Ch
10Dh
10Eh
10Fh
General
Purpose
Register
48 Bytes
11Fh
120h
14Fh
150h
accesses
70h-7Fh
Bank 2
16Fh
170h
17Fh
Indirect addr.⁽¹⁾
OPTION
PCL
STATUS
FSR
TRISB
PCLATH
INTCON
180h
181h
182h
183h
184h
185h
186h
187h
188h
189h
18Ah
18Bh
18Ch
18Dh
18Eh
18Fh
accesses
70h-7Fh
Bank 3
1EFh
1F0h
1FFh
Unimplemented data memory locations, read as ‘0’.
Note 1: Not a physical register.
DS40044D-page 16
© 2005 Microchip Technology Inc.