DF2437FV Renesas Electronics America, DF2437FV Datasheet - Page 651

• 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: -

• Command (one byte): Commands including inquiries, selection, programming, erasing, and
• Response (one byte): Response to an inquiry
• Size (one byte): The amount of data for transfer excluding the command, amount of data, and
• Checksum (one byte): The checksum is calculated so that the total of all values from the
• Error response (one byte): Error response to a command
• Error code (one byte): Type of the error
• Address (four bytes): Address for programming
• Data (n bytes): Data to be programmed (The size is indicated in the response to the
• Size (four bytes): Four-byte response to a memory read
One-byte command
or one-byte response
n-byte command or
n-byte response
Error response
128-byte programming
Memory read
response
checking
checksum
command byte to the SUM byte becomes H'00.
programming unit inquiry.)
Figure 20.21 Communication Protocol Format
Address
Size
Command or response
Command
Response
Size
Command or response
Error code
Error response
Data
Data
Data (n bytes)
Rev.2.00 May. 28, 2009 Page 611 of 732
REJ09B0059-0200
Checksum
Checksum
Checksum