HD64F2638F20J Renesas Electronics America, HD64F2638F20J Datasheet - Page 781
HD64F2638F20J
Manufacturer Part Number
HD64F2638F20J
Description
IC H8S MCU FLASH 256K 128-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2600r
Specifications of HD64F2638F20J
Core Processor
H8S/2600
Core Size
16-Bit
Speed
20MHz
Connectivity
CAN, SCI, SmartCard
Peripherals
Motor Control PWM, POR, PWM, WDT
Number Of I /o
72
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 12x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
128-QFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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HD64F2638F20J
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H8S/2639, H8S/2638, H8S/2636,
H8S/2630, H8S/2635 Group
19.3
19.3.1
PWCYR1/2, PWBFR1A/C/E/G, and PWBFR2A/B/C/D are 16-bit registers. These registers are
linked to the bus master by a 16-bit data bus, and can be read or written in 16-bit units. They
cannot be read by 8-bit access; 16-bit access must always be used.
19.3.2
PWCR1/2, PWOCR1/2, and PWPR1/2 are 8-bit registers that can be read and written to in 8-bit
units. These registers are linked to the bus master by a 16-bit data bus, and can be read or written
by 16-bit access; in this case, the lower 8 bits will always be read as H'FF.
REJ09B0103-0800 Rev. 8.00
May 28, 2010
Bus
master
Bus
master
Figure 19-9 8-Bit Register Access Operation (Bus Master ↔ PWCR1 (Upper 8 Bits))
Figure 19-8 16-Bit Register Access Operation (Bus Master ↔ PWCYR1 (16 Bits))
Bus Master Interface
16-Bit Data Registers
8-Bit Data Registers
Internal data bus
Internal data bus
H
H
L
L
interface
interface
Bus
Bus
PWCR1
PWCYR1
Section 19 Motor Control PWM Timer
Page 731 of 1458
Module
data bus
Module
data bus
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