HD6433640 HITACHI [Hitachi Semiconductor], HD6433640 Datasheet - Page 450

• Manufacturer Part Number: HD6433640
• Description: H8/3644 Series Hardware Manual
• Manufacturer: HITACHI [Hitachi Semiconductor]

TCRV0—Timer control register V0
446
Bit
Initial value
Read/Write
Compare match interrupt enable B
0 Interrupt request (CMIB) from CMFB disabled
1
Interrupt request (CMIB) from CMFB enabled
Compare match interrupt enable A
0 Interrupt request (CMIA) from CMFA disabled
1
CMIEB
Interrupt request (CMIA) from CMFA enabled
R/W
7
0
Timer overflow interrupt enable
0 Interrupt request (OVI) from OVF disabled
1
CMIEA
R/W
Interrupt request (OVI) from OVF enabled
6
0
Counter clear 1 and 0
0 Clearing is disabled
1
OVIE
R/W
5
0
Cleared by compare match A
Cleared by compare match B
Cleared by rising edge of external reset input
Clock select
CKS2
Bit 2
0
1
CCLR1
R/W
TCRV0
CKS1
4
0
Bit 1
0
1
0
1
CKS0
Bit 0
0
1
0
1
0
1
0
1
CCLR0
R/W
ICKS0
TCRV1
3
0
Bit 0
—
—
—
—
—
0
1
0
1
0
1
H'FFB8
Clock input disabled
Internal clock: ø/4, falling edge
Internal clock: ø/8, falling edge
Internal clock: ø/16, falling edge
Internal clock: ø/32, falling edge
Internal clock: ø/64, falling edge
Internal clock: ø/128, falling edge
Clock input disabled
External clock: rising edge
External clock: falling edge
External clock: rising and falling edges
CKS2
R/W
2
0
Description
CKS1
R/W
1
0
CKS0
R/W
Timer V
0
0