Microchip Technology AC244045 Data Sheet
PIC16F72X/PIC16LF72X
DS41341E-page 128
© 2009 Microchip Technology Inc.
TABLE 13-1:
SUMMARY OF REGISTERS ASSOCIATED WITH TIMER2
REGISTER 13-1:
T2CON: TIMER2 CONTROL REGISTER
U-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
—
TOUTPS3
TOUTPS2
TOUTPS1
TOUTPS0
TMR2ON
T2CKPS1
T2CKPS0
bit 7
bit 0
Legend:
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
-n = Value at POR
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
bit 7
Unimplemented: Read as ‘0’
bit 6-3
TOUTPS<3:0>: Timer2 Output Postscaler Select bits
0000
= 1:1 Postscaler
0001
= 1:2 Postscaler
0010
= 1:3 Postscaler
0011
= 1:4 Postscaler
0100
= 1:5 Postscaler
0101
= 1:6 Postscaler
0110
= 1:7 Postscaler
0111
= 1:8 Postscaler
1000
= 1:9 Postscaler
1001
= 1:10 Postscaler
1010
= 1:11 Postscaler
1011
= 1:12 Postscaler
1100
= 1:13 Postscaler
1101
= 1:14 Postscaler
1110
= 1:15 Postscaler
1111
= 1:16 Postscaler
bit 2
TMR2ON: Timer2 On bit
1
= Timer2 is on
0
= Timer2 is off
bit 1-0
T2CKPS<1:0>: Timer2 Clock Prescale Select bits
00
= Prescaler is 1
01
= Prescaler is 4
1x
= Prescaler is 16
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Value on
POR, BOR
Value on
all other
Resets
INTCON
GIE
PEIE
T0IE
INTE
RBIE
T0IF
INTF
RBIF
0000 000x
0000 000x
PIE1
TMR1GIE
ADIE
RCIE
TXIE
SSPIE
CCP1IE
TMR2IE
TMR1IE
0000 0000
0000 0000
PIR1
TMR1GIF
ADIF
RCIF
TXIF
SSPIF
CCP1IF
TMR2IF
TMR1IF
0000 0000
0000 0000
PR2
Timer2 Module Period Register
1111 1111
1111 1111
TMR2
Holding Register for the 8-bit TMR2 Register
0000 0000
0000 0000
T2CON
—
TOUTPS3
TOUTPS2
TOUTPS1
TOUTPS0
TMR2ON
T2CKPS1
T2CKPS0
-000 0000
-000 0000
Legend:
x
= unknown, u = unchanged, - = unimplemented read as ‘0’. Shaded cells are not used for Timer2 module.