DF2437FV Renesas Electronics America, DF2437FV Datasheet - Page 137
DF2437FV
Manufacturer Part Number
DF2437FV
Description
IC H8S/2437 MCU FLASH 128QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2400r
Specifications of DF2437FV
Core Processor
H8S/2600
Core Size
16-Bit
Speed
20MHz
Connectivity
I²C, SCI
Peripherals
POR, PWM, WDT
Number Of I /o
85
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 16x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
128-QFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2437FV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
- Current page: 137 of 776
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6.3.2
BCRA designates the access mode in area 1 to area 3. The basic area indicates the setting of area 1.
Bit
0
Bit
7
6
5
Bit Name
ADMXE
Bit Name
ABWn
ASTn
PNCCSn
Area Control Register (BCRA)
Initial
Value
0
Initial
Value
1
1
0
R/W
R/W
R/W
R/W
R/W
R/W
Description
Address and Data Multiplex Bus Interface Enable
Selects the type of external extended bus interface.
0: Normal extended bus interface
1: Address and data multiplex extended bus interface
Description
Area Bus Width Control
Selects the bus width for area n.
0: 16-bit
1: 8-bit
Area Access State Control
Designates the number of access states in area n.
Simultaneously permits or prohibits wait state insertion.
Normal extension (ADMXE = 0):
0: 2-state access area, wait state insertion prohibited
1: 3-state access area, wait state insertion permitted
Multiplex extension (ADMXE = 1):
0: Data 2-state access area, wait state insertion
prohibited
1: Data 3-state access area, wait state insertion
permitted
Chip Select Polarity Control
Controls the output polarity of the chip select signal
(CSn) for area n.
0: CSn output
1: CSn output
Rev.2.00 May. 28, 2009 Page 97 of 732
REJ09B0059-0200
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