PIC16F913/914/916/917/946
REGISTER 7-1:
T2CON: TIMER 2 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
‘1’ = Bit is set
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared x = Bit is unknown
-n = Value at POR
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
TABLE 7-1:
SUMMARY OF REGISTERS ASSOCIATED WITH TIMER2
Value on
all other
Resets
Value on
POR, BOR
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
INTCON
PIE1
GIE
EEIE
EEIF
PEIE
ADIE
ADIF
T0IE
RCIE
RCIF
INTE
TXIE
TXIF
RBIE
SSPIE
SSPIF
T0IF
INTF
RBIF
0000 000x
0000 0000
0000 0000
0000 000x
0000 0000
0000 0000
CCP1IE
CCP1IF
TMR2IE
TMR2IF
TMR1IE
TMR1IF
PIR1
PR2
Timer2 Module Period Register
Holding Register for the 8-bit TMR2 Register
TOUTPS3 TOUTPS2 TOUTPS1 TOUTPS0
1111 1111
0000 0000
-000 0000
1111 1111
0000 0000
-000 0000
TMR2
T2CON
Legend:
—
TMR2ON
T2CKPS1
T2CKPS0
x= unknown, u= unchanged, -= unimplemented read as ‘0’. Shaded cells are not used for Timer2 module.
DS41250F-page 108
© 2007 Microchip Technology Inc.
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