PIC16F628-20P Datasheet, PDF (20/170 Pages) Microchip Technology – FLASH-Based 8-Bit CMOS Microcontroller

PIC16F62X
TABLE 3-4: SPECIAL FUNCTION REGISTERS SUMMARY BANK 3
Address Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Value on
POR
Reset⁽¹⁾
Details on
Page
Bank 3
180h
INDF
Addressing this location uses contents of FSR to address data memory (not a physical reg- xxxx xxxx
25
ister)
181h
OPTION
RBPU INTEDG T0CS T0SE PSA
PS2
PS1
PS0
1111 1111
20
182h
PCL
Program Counter's (PC) Least Significant Byte
0000 0000
25
183h
184h
185h
186h
187h
188h
189h
18Ah
18Bh
18Ch
18Dh
18Eh
18Fh
190h
191h
192h
193h
194h
195h
196h
197h
198h
199h
19Ah
19Bh
19Ch
19Dh
19Eh
19Fh
Legend:
Note 1:
STATUS
IRP
RP1
RP0
TO
PD
Z
DC
C
0001 1xxx
19
FSR
Indirect data memory address pointer
xxxx xxxx
25
—
Unimplemented
—
—
TRISB
TRISB7 TRISB6 TRISB5 TRISB4 TRISB3 TRISB2 TRISB1 TRISB0 1111 1111
34
—
Unimplemented
—
—
—
Unimplemented
—
—
—
Unimplemented
—
—
PCLATH
—
—
— Write buffer for upper 5 bits of program counter
---0 0000
25
INTCON
GIE
PEIE
T0IE
INTE
RBIE
T0IF
INTF
RBIF 0000 000x
21
—
Unimplemented
—
—
—
Unimplemented
—
—
—
Unimplemented
—
—
—
Unimplemented
—
—
—
Unimplemented
—
—
—
Unimplemented
—
—
—
Unimplemented
—
—
—
Unimplemented
—
—
—
Unimplemented
—
—
—
Unimplemented
—
—
—
Unimplemented
—
—
—
Unimplemented
—
—
—
Unimplemented
—
—
—
Unimplemented
—
—
—
Unimplemented
—
—
—
Unimplemented
—
—
—
Unimplemented
—
—
—
Unimplemented
—
—
—
Unimplemented
—
—
—
Unimplemented
—
—
— = Unimplemented locations read as ‘0’, u = unchanged, x = unknown, q = value depends on condition, shaded = unim-
plemented
For the Initialization Condition for Registers Tables, refer to Table 14-7 and Table 14-8 on page 98.
DS40300C-page 18
Preliminary
 2003 Microchip Technology Inc.