D12312SVTEBL25 Renesas Electronics America, D12312SVTEBL25 Datasheet - Page 810

• Manufacturer Part Number: D12312SVTEBL25
• Description: IC H8S MCU ROMLESS 100-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2300r

Specifications of D12312SVTEBL25

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 25MHz
• Connectivity: SCI, SmartCard
• Peripherals: POR, PWM, WDT
• Number Of I /o: 70
• Program Memory Type: ROMless
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Other names: HD6412312SVTEBL25; HD6412312SVTEBL25

Section 17 ROM
• Block Number (1 byte): H'FF
• SUM (1 byte): Checksum
Response
• Response, H'06, (1 byte): Response to end of erasure (ACK)
Memory Read
The boot program will return the data in the specified address.
Command
• Command: H'52 (1 byte): Memory read
• Size (1 byte): Amount of data that represents the area, read address, and read size (fixed at 9)
• Area (1 byte)
• Read address (4 bytes): Start address to be read from
• Read size (4 bytes): Size of data to be read
• SUM (1 byte): Checksum
Response
• Response: H'52 (1 byte): Response to memory read
• Read size (4 bytes): Size of data to be read
• Data (n bytes): Data for the read size from the read address
• SUM (1 byte): Checksum
Error
Response
• Error response: H'D2 (1 byte): Error response to memory read
• ERROR: (1 byte): Error code
Rev.7.00 Feb. 14, 2007 page 776 of 1108
REJ09B0089-0700
Stop code for erasure
When erasure is to be performed after the block number H'FF has been sent, the procedure
should be executed from the erasure selection command.
H'00: User boot MAT
H'01: User MAT
H'11: Sum check error
An address error occurs when the area setting is incorrect.
H'06
H'52
Read size
H'52
Data
SUM
H'D2
Size
Read size
···
ERROR
Area
Read address
SUM