DF2148RTE20IV Renesas Electronics America, DF2148RTE20IV Datasheet - Page 336
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 9 8-Bit PWM Timers
The lower 4 bits of PWDR specify the position of pulses added to the 16 basic pulses, as shown in
table 9.5. An additional pulse consists of a high period (when OS = 0) with a width equal to the
resolution, added before the rising edge of a basic pulse. When the upper 4 bits of PWDR are
0000, there is no rising edge of the basic pulse, but the timing for adding pulses is the same.
Table 9.5
Rev. 4.00 Sep 27, 2006 page 290 of 1130
REJ09B0327-0400
Lower 4 Bits
Figure 9.2 Example of Additional Pulse Timing (when Upper 4 Bits of PWDR = 1000)
No additional pulse
Additional pulse provided
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
Position of Pulses Added to Basic Pulses
0
Yes
Yes
Yes
Yes
Yes Yes Yes
Yes Yes Yes
Yes Yes Yes Yes Yes Yes Yes
Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes
1
2
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
3
4
Resolution width
Additional pulse
Yes
Yes
Yes
Yes
Yes Yes Yes
Yes Yes Yes
Yes Yes Yes
Yes Yes Yes
5
Basic Pulse No.
6
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
7
8
Yes
Yes
Yes
Yes
Yes Yes Yes
Yes Yes Yes
Yes Yes Yes Yes Yes Yes Yes
Yes Yes Yes Yes Yes Yes Yes
9
10
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
11
12
Yes
Yes
Yes
Yes
Yes Yes Yes
Yes Yes Yes
Yes Yes Yes
Yes Yes Yes
13
14
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
15
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