PIC16F639 Microchip Technology Inc., PIC16F639 Datasheet - Page 71

• Manufacturer Part Number: PIC16F639
• Description: 8/14-pin Flash-based, 8-bit Cmos Microcontrollers With Nanowatt Technology
• Manufacturer: Microchip Technology Inc.

TABLE 6-1:
© 2007 Microchip Technology Inc.
CMCON1
INTCON
PIE1
PIR1
TMR1H
TMR1L
T1CON
Legend:
Note
Name
1:
Holding Register for the Most Significant Byte of the 16-bit TMR1 Register
Holding Register for the Least Significant Byte of the 16-bit TMR1 Register
x = unknown, u = unchanged, – = unimplemented, read as ‘0’. Shaded cells are not used by the Timer1 module.
PIC16F636/639 only.
T1GINV
EEIF
Bit 7
EEIE
GIE
—
SUMMARY OF REGISTERS ASSOCIATED WITH TIMER1
TMR1GE
LVDIF
LVDIE
Bit 6
PEIE
—
T1CKPS1
CRIF
Bit 5
CRIE
T0IE
—
T1CKPS0 T1OSCEN
C2IF
C2IE
Bit 4
INTE
—
(1)
(1)
PIC12F635/PIC16F636/639
Bit 3
C1IF
RAIE
C1IE
—
T1SYNC
OSFIF
OSFIE
Bit 2
T0IF
—
TMR1CS
T1GSS
Bit 1
INTF
—
—
CMSYNC
TMR1ON
TMR1IF
TMR1IE
Bit 0
RAIF
POR, BOR
0000 000x
xxxx xxxx
xxxx xxxx
0000 0000
---- --10
000- 00-0
000- 00-0
Value on
DS41232D-page 69
00-- --10
0000 000x
000- 00-0
000- 00-0
uuuu uuuu
uuuu uuuu
uuuu uuuu
Value on
all other
Resets