DF71251AD50FPV Renesas Electronics America, DF71251AD50FPV Datasheet - Page 661

• Manufacturer Part Number: DF71251AD50FPV
• Description: MCU RISC FLASH 32K 8K 64LQFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH Tinyr

Specifications of DF71251AD50FPV

• Core Processor: SH-2
• Core Size: 32-Bit
• Speed: 50MHz
• Connectivity: SCI
• Peripherals: POR, PWM, WDT
• Number Of I /o: 37
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

(7)
In response to the inquiry on user MATs, the boot program returns the number of user MAT areas
and their addresses.
(8)
In response to the inquiry on erasure blocks, the boot program returns the number of erasure
blocks in the user MAT and the addresses where each block starts and ends.
Command
Response
Command
Response
⎯ Command H'25 (1 byte): Inquiry on user MAT information
⎯ Response H'35 (1 byte): Response to the inquiry on user MATs
⎯ Size (1 byte): The total length of the number of areas and first and last address fields.
⎯ Number of areas (1 byte): The number of user MAT areas.
⎯ First address of the area (4 bytes)
⎯ Last address of the area (4 bytes)
⎯ SUM (1 byte): Checksum
⎯ Command H'26 (1 byte): Inquiry on erasure blocks
Inquiry on user MATs
Inquiry on erasure blocks
H'01 is returned if the entire user MAT area is continuous.
As many pairs of first and last address field are included as there are areas.
H'25
H'35
First address of the area
…
SUM
H'26
H'36
First address of the block
…
SUM
Size
Size
No. of areas
No. of blocks
Last address of the block
Last address of the area
Rev. 5.00 Mar. 06, 2009 Page 641 of 770
REJ09B0243-0500