DF2148ATE20 Renesas Electronics America, DF2148ATE20 Datasheet - Page 170
DF2148ATE20
Manufacturer Part Number
DF2148ATE20
Description
IC H8S MCU FLASH 128K 100-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Specifications of DF2148ATE20
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
-20°C ~ 75°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Other names
HD64F2148ATE20
HD64F2148ATE20
HD64F2148ATE20
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2148ATE20IV
Manufacturer:
Renesas Electronics America
Quantity:
135
Company:
Part Number:
DF2148ATE20IV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Section 5 Interrupt Controller
If any of bits KMIMR15 to KMIMR8 is cleared to 0, interrupt input from the IRQ7 pin will be
ignored. When pins KIN7 to KIN0 or KIN15 to KIN8 are used as key-sense interrupt input pins,
either low-level sensing or falling-edge sensing must be designated as the interrupt sense condition
for the corresponding interrupt source (IRQ6 or IRQ7).
5.2.8
ABRKCR is an 8-bit readable/writable register that performs address break control.
ABRKCR is initialized to H'00 by a reset and in hardware standby mode. It is not initialized in
software standby mode.
Bit 7—Condition Match Flag (CMF): This is the address break source flag, used to indicate that
the address set by BAR has been prefetched. When the CMF flag and BIE flag are both set to 1, an
address break is requested.
Bit 7
CMF
0
1
Bits 6 to 1—Reserved: These bits cannot be modified and are always read as 0.
Bit 0—Break Interrupt Enable (BIE): Selects address break enabling or disabling.
Bit 0
BIE
0
1
Rev. 4.00 Sep 27, 2006 page 124 of 1130
REJ09B0327-0400
Bit
Initial value
Read/Write
Address Break Control Register (ABRKCR)
Description
[Clearing condition]
When address break interrupt exception handling is executed
[Setting condition]
When address set by BARA to BARC is prefetched while BIE = 1
Description
Address break disabled
Address break enabled
CMF
R
7
0
—
—
6
0
—
—
5
0
—
—
4
0
—
—
3
0
—
—
2
0
—
—
1
0
(Initial value)
(Initial value)
R/W
BIE
0
0
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