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Rev. 1.0, 07/01, page 141 of 372
Table 11-2 Clock signals to input to TCNTV and the counting conditions
TCRV0 TCRV1
Bit 2 Bit 1 Bit 0 Bit 0
CKS2 CKS1 CKS0 ICKS0 Description
000−Clock input disabled
1 0 Internal clock: counts on φ/4, falling edge
1 Internal clock: counts on φ/8, falling edge
1 0 0 Internal clock: counts on φ/16, falling edge
1 Internal clock: counts on φ/32, falling edge
1 0 Internal clock: counts on φ/64, falling edge
1 Internal clock: counts on φ/128, falling edge
100−Clock input disabled
1 − External clock: counts on rising edge
10−External clock: counts on falling edge
1 − External clock: counts on rising and falling edges