DF2148RTE20IV Renesas Electronics America, DF2148RTE20IV Datasheet - Page 410
DF2148RTE20IV
Manufacturer Part Number
DF2148RTE20IV
Description
MCU 5V 128K I-TEMP,PB-FREE, 100-
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Specifications of DF2148RTE20IV
Core Processor
H8S/2000
Core Size
16-Bit
Speed
20MHz
Connectivity
Host Interface, I²C, IrDA, SCI
Peripherals
POR, PWM, WDT
Number Of I /o
74
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
4 V ~ 5.5 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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Section 12 8-Bit Timers
Timer Output Timing
When compare-match A or B occurs, the timer output changes as specified by the output select
bits (OS3 to OS0) in TCSR. Depending on these bits, the output can remain the same, be set to 0,
be set to 1, or toggle.
Figure 12.5 shows the timing when the output is set to toggle at compare-match A.
Timing of Compare-Match Clear
TCNT is cleared when compare-match A or B occurs, depending on the setting of the CCLR1 and
CCLR0 bits in TCR. Figure 12.6 shows the timing of this operation.
12.3.3
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 width of the clearing pulse must be at least 1.5 states. Figure
12.7 shows the timing of this operation.
Rev. 4.00 Sep 27, 2006 page 364 of 1130
REJ09B0327-0400
Compare-match A
signal
Timer output
pin
Compare-match
signal
TCNT
TCNT External Reset Timing
Figure 12.6 Timing of Compare-Match Clear
Figure 12.5 Timing of Timer Output
N
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