DF2437FV Renesas Electronics America, DF2437FV Datasheet - Page 138

• 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: -

[Legend]
n = 1 to 3
Rev.2.00 May. 28, 2009 Page 98 of 732
REJ09B0059-0200
Bit
4
3
2
1
0
Bit Name
AWn
WMSn1
WMSn0
WCn1
WCn0
Initial
Value
0
0
1
1
1
R/W
R/W
R/W
R/W
Description
Multiplex Extended Address Wait
Selects the number of address cycle program waits in
area n.
Normal extension (ADMXE = 0):
Ignored
Multiplex extension (ADMXE = 1):
0: Program wait is not inserted
1: 1-state program wait is inserted into the address cycle
Area n Wait Mode Select 1, 0
When the ASTn bit is set to 1 and area n is accessed,
wait mode is selected.
00: Program wait mode
01: Wait prohibited mode
10: Pin wait mode
11: Pin auto wait mode
Area n Wait Count 1, 0
Selects the number of data cycle program waits, when
area n is accessed.
00: Program wait is not inserted
01: 1-state is inserted into program wait
10: 2-state is inserted into program wait
11: 3-state is inserted into program wait