HD6432160 RENESAS [Renesas Technology Corp], HD6432160 Datasheet - Page 313

• Manufacturer Part Number: HD6432160
• Description: Hitachi 16-Bit Single-Chip Microcomputer
• Manufacturer: RENESAS [Renesas Technology Corp]

Table 12.2 Clock Input to TCNT and Count Condition
Bit
4
3
2
1
0
Channel CKS2
TMR_0
Bit Name Initial Value R/W Description
CCLR1
CCLR0
CKS2
CKS1
CKS0
0
0
0
0
0
0
0
1
0
0
0
0
0
CKS1
0
0
0
1
1
1
1
0
TCR
CKS0
0
1
1
0
0
1
1
0
R/W
R/W
R/W
R/W
R/W
ICKS1
—
—
—
—
—
—
—
—
Counter Clear 1, 0
These bits select the method by which the timer counter is
cleared.
00: Clearing is disabled
01: Cleared on compare-match A
10: Cleared on compare-match B
11: Cleared on rising edge of external reset input
Clock Select 2 to 0
These bits select the clock input to TCNT and count
condition, together with the ICKS1 and ICKS0 bits in STCR.
For details, see table 12.2.
STCR
ICKS0
—
0
1
0
1
0
1
—
Description
Disables clock input
Increments at falling edge of internal clock
ø/8
Increments at falling edge of internal clock
ø/2
Increments at falling edge of internal clock
ø/64
Increments at falling edge of internal clock
ø/32
Increments at falling edge of internal clock
ø/1024
Increments at falling edge of internal clock
ø/256
Increments at overflow signal from
TCNT_1*
Rev. 2.0, 08/02, page 273 of 788