DF2345TE20 Renesas Electronics America, DF2345TE20 Datasheet - Page 160
DF2345TE20
Manufacturer Part Number
DF2345TE20
Description
MCU 5V 128K 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2300r
Datasheet
1.DF2345TE20V.pdf
(929 pages)
Specifications of DF2345TE20
Core Processor
H8S/2000
Core Size
16-Bit
Speed
20MHz
Connectivity
SCI, SmartCard
Peripherals
POR, PWM, WDT
Number Of I /o
71
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-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Other names
HD64F2345TE20
HD64F2345TE20
HD64F2345TE20
Available stocks
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Manufacturer
Quantity
Price
Company:
Part Number:
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Manufacturer:
Renesas
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Part Number:
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Manufacturer:
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Section 6 Bus Controller
6.2.3
WCRH and WCRL are 8-bit readable/writable registers that select the number of program wait
states for each area.
In normal mode * , only part of area is 0 is enabled, and bits W01 and W00 select the number of
program wait states for the external space . The settings of bits W71, W70 to W11, and W10 have
no effect on operation.
Program waits are not inserted in the case of on-chip memory or internal I/O registers.
WCRH and WCRL are initialized to H'FF by a power-on reset and in hardware standby mode.
They are not initialized by a manual reset or in software standby mode.
Note: * ZTAT, mask ROM, and ROMless versions only.
(1) WCRH
Bits 7 and 6—Area 7 Wait Control 1 and 0 (W71, W70): These bits select the number of
program wait states when area 7 in external space is accessed while the AST7 bit in ASTCR is set
to 1.
Bit 7
W71
0
1
Rev. 4.00 Feb 15, 2006 page 134 of 900
REJ09B0291-0400
Bit
Initial value
R/W
Wait Control Registers H and L (WCRH, WCRL)
Bit 6
W70
0
1
0
1
:
:
:
W71
R/W
7
1
Description
Program wait not inserted when external space area 7 is accessed
1 program wait state inserted when external space area 7 is accessed
2 program wait states inserted when external space area 7 is accessed
3 program wait states inserted when external space area 7 is accessed
W70
R/W
6
1
W61
R/W
5
1
W60
R/W
4
1
W51
R/W
3
1
W50
R/W
2
1
W41
R/W
1
1
(Initial value)
W40
R/W
0
1
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