PIC16F88

Manufacturer Part NumberPIC16F88
ManufacturerMicrochip Technology Inc.
PIC16F88 datasheet
 
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Page 14/228:

GENERAL PURPOSE REGISTER FILE

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PIC16F87/88
2.2.1

GENERAL PURPOSE REGISTER FILE

The register file can be accessed either directly, or
indirectly, through the File Select Register (FSR).
FIGURE 2-2:
PIC16F87 REGISTER FILE MAP
File
Address
(*)
Indirect addr.
Indirect addr.
00h
TMR0
01h
OPTION_REG
02h
PCL
03h
STATUS
STATUS
FSR
04h
PORTA
05h
06h
PORTB
07h
08h
09h
0Ah
PCLATH
PCLATH
0Bh
INTCON
INTCON
PIR1
0Ch
0Dh
PIR2
0Eh
TMR1L
0Fh
TMR1H
OSCCON
10h
T1CON
OSCTUNE
11h
TMR2
12h
T2CON
13h
SSPADD
SSPBUF
SSPCON
14h
SSPSTAT
15h
CCPR1L
16h
CCPR1H
CCP1CON
17h
18h
RCSTA
19h
TXREG
SPBRG
RCREG
1Ah
1Bh
1Ch
CMCON
1Dh
CVRCON
1Eh
1Fh
20h
General
Purpose
Register
General
80 Bytes
Purpose
Register
96 Bytes
accesses
70h-7Fh
7Fh
Bank 0
Unimplemented data memory locations, read as ‘0’.
*
Not a physical register.
Note 1:
This register is reserved, maintain this register clear.
DS30487C-page 12
File
Address
(*)
(*)
Indirect addr.
80h
TMR0
81h
PCL
PCL
82h
STATUS
83h
FSR
FSR
84h
WDTCON
TRISA
85h
PORTB
TRISB
86h
87h
88h
89h
PCLATH
8Ah
INTCON
8Bh
EEDATA
PIE1
8Ch
EEADR
PIE2
8Dh
PCON
8Eh
EEDATH
EEADRH
8Fh
90h
91h
PR2
92h
93h
94h
95h
96h
General
97h
Purpose
TXSTA
98h
Register
16 Bytes
99h
9Ah
9Bh
9Ch
9Dh
9Eh
9Fh
A0h
General
Purpose
Register
80 Bytes
EFh
F0h
accesses
70h-7Fh
FFh
Bank 2
Bank 1
File
File
Address
Address
(*)
Indirect addr.
100h
180h
101h
OPTION_REG
181h
102h
PCL
182h
103h
STATUS
STATUS
183h
104h
FSR
184h
105h
185h
106h
TRISB
186h
107h
187h
108h
188h
109h
189h
10Ah
PCLATH
18Ah
10Bh
INTCON
18Bh
10Ch
EECON1
18Ch
EECON2
10Dh
18Dh
(1)
10Eh
Reserved
18Eh
(1)
10Fh
18Fh
Reserved
110h
190h
General
Purpose
Register
16 Bytes
19Fh
11Fh
1A0h
120h
General
Purpose
Register
80 Bytes
16Fh
1EFh
170h
1F0h
accesses
70h-7Fh
17Fh
1FFh
Bank 3
 2005 Microchip Technology Inc.