DF2148BFA20 Renesas Electronics America, DF2148BFA20 Datasheet - Page 550
DF2148BFA20
Manufacturer Part Number
DF2148BFA20
Description
IC H8S MCU FLASH 128K 100-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Specifications of DF2148BFA20
Core Processor
H8S/2000
Core Size
16-Bit
Speed
20MHz
Connectivity
I²C, IrDA, SCI, X-Bus
Peripherals
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)
4.5 V ~ 5.5 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
100-QFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Other names
HD64F2148BFA20
HD64F2148BFA20
HD64F2148BFA20
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Section 17 Keyboard Buffer Controller
17.3.2
KBCRL enables the receive counter count and controls the keyboard buffer controller pin output.
Bit
7
6
5
4
Rev. 3.00 Mar 21, 2006 page 494 of 788
REJ09B0300-0300
Bit Name
KBE
KCLKO
KDO
—
Keyboard Control Register L (KBCRL)
Initial Value
0
1
1
1
R/W
R/W
R/W
R/W
—
Description
Keyboard Enable
Enables or disables loading of receive data into
KBBR.
0: Loading of receive data into KBBR is disabled
1: Loading of receive data into KBBR is enabled
Keyboard Clock Out
Controls KBC clock I/O pin output.
0: KBC clock I/O pin is low
1: KBC clock I/O pin is high
Keyboard Data Out
Controls KBC data I/O pin output.
0: KBC data I/O pin is low
1: KBC data I/O pin is high
Reserved
This bit is always read as 1 and cannot be modified.
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