HD6413003RVF RENESAS [Renesas Technology Corp], HD6413003RVF Datasheet - Page 386

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HD6413003RVF

Manufacturer Part Number
HD6413003RVF
Description
microcontroller (MCU)
Manufacturer
RENESAS [Renesas Technology Corp]
Datasheet
Contention between TCNT Byte Write and Increment: If an increment pulse occurs in the T
or T
TCNT byte that was not written retains its previous value. See figure 10-63, which shows an
increment pulse occurring in the T
3
state of a TCNT byte write cycle, writing takes priority and TCNT is not incremented. The
Figure 10-63 Contention between TCNT Byte Write and Increment
ø
Address
Internal write signal
TCNT input clock
TCNTH
TCNTL
2
state of a byte write to TCNTH.
T
TCNTH byte write cycle
1
N
X
368
TCNTH address
TCNTH write data
T
2
X + 1
T
3
M
X
2

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