HD64F2239FA16 Renesas Electronics America, HD64F2239FA16 Datasheet - Page 523
HD64F2239FA16
Manufacturer Part Number
HD64F2239FA16
Description
IC H8S MCU FLASH 384K 100-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2200r
Specifications of HD64F2239FA16
Core Processor
H8S/2000
Core Size
16-Bit
Speed
16MHz
Connectivity
I²C, SCI, SmartCard
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
72
Program Memory Size
384KB (384K x 8)
Program Memory Type
FLASH
Ram Size
32K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.6 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
100-QFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Available stocks
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Manufacturer
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Price
Company:
Part Number:
HD64F2239FA16V
Manufacturer:
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Quantity:
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Part Number:
HD64F2239FA16V
Manufacturer:
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12.8.4
If compare-matches A and B occur at the same time, the 8-bit timer operates in accordance with
the priorities for the output states set for compare-match A and compare-match B, as shown in
table 12.3.
Table 12.3 Timer Output Priorities
12.8.5
TCNT may increment erroneously when the internal clock is switched over. Table 12.4 shows the
relationship between the timing at which the internal clock is switched (by writing to the CKS1
and CKS0 bits) and the TCNT operation
When the TCNT clock is generated from an internal clock, the falling edge of the internal clock
pulse is detected. If clock switching causes a change from high to low level, as shown in no. 3 in
table 12.4, a TCNT clock pulse is generated on the assumption that the switchover is a falling
edge. This increments TCNT.
Erroneous incrementation can also happen when switching between internal and external clocks.
Output Setting
Toggle output
1 output
0 output
No change
Switching of Internal Clocks and TCNT Operation
Contention between Compare-Matches A and B
Rev. 6.00 Mar. 18, 2010 Page 461 of 982
Section 12 8-Bit Timers
REJ09B0054-0600
Priority
High
Low
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