YR0K42378FC000BA Renesas Electronics America, YR0K42378FC000BA Datasheet - Page 735

• Manufacturer Part Number: YR0K42378FC000BA
• Description: KIT EVAL FOR H8S/2378
• Manufacturer: Renesas Electronics America
• Series: H8®r
• Type: MCUr

Specifications of YR0K42378FC000BA

• Contents: Board
• For Use With/related Products: H8S/2378
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

13.5.5
TCNT is cleared at the rising edge of an external reset input, depending on the settings of the
CCLR1 and CCLR0 bits in TCR. The clear pulse width must be at least 1.5 states. Figure 13.8
shows the timing of this operation.
13.5.6
The OVF in TCSR is set to 1 when TCNT overflows (changes from H'FF to H'00). Figure 13.9
shows the timing of this operation.
φ
External reset
input pin
Clear signal
TCNT
Timing of TCNT External Reset
Timing of Overflow Flag (OVF) Setting
φ
TCNT
Overflow signal
OVF
Figure 13.8 Timing of Clearance by External Reset
Figure 13.9 Timing of OVF Setting
N – 1
H'FF
Rev.7.00 Mar. 18, 2009 page 667 of 1136
N
H'00
Section 13 8-Bit Timers (TMR)
H'00
REJ09B0109-0700