D12332VFC25 Renesas Electronics America, D12332VFC25 Datasheet - Page 740
D12332VFC25
Manufacturer Part Number
D12332VFC25
Description
MCU 3V 0K 144-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2300r
Datasheet
1.DF2338VFC25V.pdf
(1246 pages)
Specifications of D12332VFC25
Core Processor
H8S/2000
Core Size
16-Bit
Speed
25MHz
Connectivity
SCI, SmartCard
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
106
Program Memory Type
ROMless
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.6 V
Data Converters
A/D 12x10b; D/A 4x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
144-QFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Program Memory Size
-
Other names
HD6412332VFC25
HD6412332VFC25
HD6412332VFC25
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
D12332VFC25V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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16.3
ADDRA to ADDRD are 16-bit registers, and the data bus to the bus master is 8 bits wide.
Therefore, in accesses by the bus master, the upper byte is accessed directly, but the lower byte is
accessed via a temporary register (TEMP).
A data read from ADDR is performed as follows. When the upper byte is read, the upper byte
value is transferred to the CPU and the lower byte value is transferred to TEMP. Next, when the
lower byte is read, the TEMP contents are transferred to the CPU.
When reading ADDR, always read the upper byte before the lower byte. It is possible to read only
the upper byte, but if only the lower byte is read, incorrect data may be obtained.
Figure 16.2 shows the data flow for ADDR access.
Rev.4.00 Sep. 07, 2007 Page 708 of 1210
REJ09B0245-0400
Bus master
(H'AA)
Bus master
(H'40)
Interface to Bus Master
Lower byte read
Upper byte read
Figure 16.2 ADDR Access Operation (Reading H'AA40)
Bus interface
Bus interface
ADDRnH
ADDRnH
(H'AA)
(H'AA)
ADDRnL
ADDRnL
(H'40)
(H'40)
TEMP
TEMP
(H'40)
(H'40)
Module data bus
Module data bus
(n = A to D)
(n = A to D)
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