D12350F20IV Renesas Electronics America, D12350F20IV Datasheet - Page 166

• Manufacturer Part Number: D12350F20IV
• Description: IC H8S/2350 MCU 4.5/5.5V 0+K I-T
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2300r

Specifications of D12350F20IV

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: SCI, SmartCard
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 87
• Program Memory Type: ROMless
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 128-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

Section 6 Bus Controller
(2) WCRL
Bits 7 and 6—Area 3 Wait Control 1 and 0 (W31, W30): These bits select the number of
program wait states when area 3 in external space is accessed while the AST3 bit in ASTCR is set
to 1.
Bits 5 and 4—Area 2 Wait Control 1 and 0 (W21, W20): These bits select the number of
program wait states when area 2 in external space is accessed while the AST2 bit in ASTCR is set
to 1.
Rev. 3.00 Sep 15, 2006 page 130 of 988
REJ09B0330-0300
Bit 7
W31
0
1
Bit 5
W21
0
1
Bit
Initial value
R/W
Bit 6
W30
0
1
0
1
Bit 4
W20
0
1
0
1
:
:
:
W31
R/W
7
1
Description
Program wait not inserted when external space area 3 is accessed
1 program wait state inserted when external space area 3 is accessed
2 program wait states inserted when external space area 3 is accessed
3 program wait states inserted when external space area 3 is accessed
Description
Program wait not inserted when external space area 2 is accessed
1 program wait state inserted when external space area 2 is accessed
2 program wait states inserted when external space area 2 is accessed
3 program wait states inserted when external space area 2 is accessed
W30
R/W
6
1
W21
R/W
5
1
W20
R/W
4
1
W11
R/W
3
1
W10
R/W
2
1
W01
R/W
1
1
(Initial value)
(Initial value)
W00
R/W
0
1