HD6433308 HITACHI [Hitachi Semiconductor], HD6433308 Datasheet - Page 332

• Manufacturer Part Number: HD6433308
• Description: Hitachi Single-Chip MicroComputer
• Manufacturer: HITACHI [Hitachi Semiconductor]

TCR—Timer Control Register
Bit
Initial value
Read/Write
CMIEB CMIEA
R/W
7
0
Compare-Match Interrupt Enable B
0 Compare-match B interrupt request is disabled.
1 Compare-match B interrupt request is enabled.
Timer Overflow Interrupt Enable
0 Overflow interrupt request is disabled.
Compare-Match Interrupt Enable A
0 Compare-match A interrupt request is disabled.
1 Compare-match A interrupt request is enabled.
1 Overflow interrupt request is enabled.
Counter Clear
0 0 Counter is not cleared.
0 1 Cleared by compare-match A.
1 0 Cleared by compare-match B.
1 1 Cleared on rising edge of external reset input.
R/W
0
6
0 1 0 Internal clock source: Ø/64, counted on falling edge.
0 1 1 Internal clock source: Ø/1024, counted on falling edge.
1 1 1 External clock source, counted on both rising and falling edges.
0 0 0 No clock source; timer stops.
0 0 1 Internal clock source: Ø/8, counted on falling edge.
1 0 0 No clock source; timer stops.
1 0 1 External clock source, counted on rising edge.
1 1 0 External clock source, counted on falling edge.
OVIE
R/W
5
0
CCLR1 CCLR0
R/W
4
0
324
R/W
3
0
H’FFC8
CKS2
R/W
2
0
Clock Select
CKS1
R/W
1
0
TMR0
CKS0
R/W
0
0