HD64F3687GH Renesas Electronics America, HD64F3687GH Datasheet - Page 276

• Manufacturer Part Number: HD64F3687GH
• Description: IC H8 MCU FLASH 56K 64-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300H Tinyr

Specifications of HD64F3687GH

• Core Processor: H8/300H
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, SCI
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 45
• Program Memory Size: 56KB (56K x 8)
• Program Memory Type: FLASH
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 64-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

Section 13 Timer Z
13.5.2
The status flag can be cleared by writing 0 after reading 1 from the CPU. Figure 13.51 shows the
timing in this case.
13.6
1. Contention between TCNT Write and Clear Operations: If a counter clear signal is generated
WTCNT
(internal write signal)
Rev.5.00 Nov. 02, 2005 Page 242 of 500
REJ09B0027-0500
Counter clear signal
Address
WTSR
(internal write signal)
IMF, OVF
ITMZ
in the T
performed. Figure 13.52 shows the timing in this case.
TCNT
Status Flag Clearing Timing
Usage Notes
2
Figure 13.52 Contention between TCNT Write and Clear Operations
state of a TCNT write cycle, TCNT clearing has priority and the TCNT write is not
Figure 13.51 Status Flag Clearing Timing
N
TCNT write cycle
TCNT address
T
TSR address
1
T
2
H'0000
Clearing has priority.