Datasheet

Section 12 8-Bit Timers (TMR)
Rev.6.00 Mar. 18, 2009 Page 511 of 980
REJ09B0050-0600
Bit Bit Name Initial Value R/W Description
7 CMIEB 0 R/W Compare Match Interrupt Enable B
Selects whether CMFB interrupt requests
(CMIB) are enabled or disabled when the CMFB
flag in TCSR is set to 1.
0: CMFB interrupt requests (CMIB) are disabled
1: CMFB interrupt requests (CMIB) are enabled
6 CMIEA 0 R/W Compare Match Interrupt Enable A
Selects whether CMFA interrupt requests
(CMIA) are enabled or disabled when the CMFA
flag in TCSR is set to 1.
0: CMFA interrupt requests (CMIA) are disabled
1: CMFA interrupt requests (CMIA) are enabled
5 OVIE 0 R/W Timer Overflow Interrupt Enable
Selects whether OVF interrupt requests (OVI)
are enabled or disabled when the OVF flag in
TCSR is set to 1.
0: OVF interrupt requests (OVI) are disabled
1: OVF interrupt requests (OVI) are enabled
4
3
CCLR1
CCLR0
0
0
R/W
R/W
Counter Clear 1 and 0
These bits select the method by which TCNT is
cleared
00: Clearing is disabled
01: Clear by compare match A
10: Clear by compare match B
11: Clear by rising edge of external reset input
2
1
0
CKS2
CKS1
CKS0
0
0
0
R/W
R/W
R/W
Clock Select 2 to 0
These bits select the clock input to TCNT and
count condition. See table 12.2.