HD6432621 Hitachi, HD6432621 Datasheet - Page 389

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HD6432621

Manufacturer Part Number
HD6432621
Description
(HD64F262x Series) 16-Bit Microcomputer
Manufacturer
Hitachi
Datasheet
Table 10-11 Up/Down-Count Conditions in Phase Counting Mode 3
TCLKA (Channels 1 and 5)
TCLKC (Channels 2 and 4)
High level
Low level
High level
Low level
Legend
Phase counting mode 3
Figure 10-31 shows an example of phase counting mode 3 operation, and table 10-11
summarizes the TCNT up/down-count conditions.
TCLKA (channels 1 and 5)
TCLKC (channels 2 and 4)
TCLKB (channels 1 and 5)
TCLKD (channels 2 and 4)
: Rising edge
: Falling edge
TCNT value
Figure 10-31 Example of Phase Counting Mode 3 Operation
Up-count
TCLKB (Channels 1 and 5)
TCLKD (Channels 2 and 4)
Low level
High level
High level
Low level
Operation
Don’t care
Don’t care
Don’t care
Up-count
Down-count
Don’t care
Don’t care
Don’t care
Down-count
Time
345

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