DF2437FV Renesas Electronics America, DF2437FV Datasheet - Page 214

• 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: -

• P55/RxD1
• P54/TxD1
• P53/SCK1
• P52/RxD0
Rev.2.00 May. 28, 2009 Page 174 of 732
REJ09B0059-0200
RE
P55DDR
Pin function
TE
P54DDR
Pin function
CKE1
C/A
CKE0
P53DDR
Pin function
RE
P52DDR
Pin function
The pin function is switched as shown below according to the combination of the RE bit in
SCR of the SCI_1 and the P55DDR bit.
The pin function is switched as shown below according to the combination of the TE bit in
SCR of the SCI_1 and the P54DDR bit.
The pin function is switched as shown below according to the combination of the C/A bit in
SMR of the SCI_1, the CKE0 and CKE1 bits in SCR, and the P53DDR bit.
The pin function is switched as shown below according to the combination of the RE bit in
SCR of the SCI_0 and the P52DDR bit.
P53 input pin
P55 input pin
P54 input pin
P52 input pin
0
0
0
0
0
P53 output pin
0
0
0
1
0
P55 output pin
P54 output pin
P52 output pin
0
SCK1 output
1
1
1
pin
⎯
1
SCK1 output
pin
⎯
⎯
1
TxD1 output pin
RxD1 input pin
RxD0 input pin
⎯
⎯
⎯
1
1
1
SCK1 input pin
⎯
⎯
⎯
1