DF2268FA13V Renesas Electronics America, DF2268FA13V Datasheet - Page 487

• Manufacturer Part Number: DF2268FA13V
• Description: IC H8S/2268 MCU FLASH 100QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2200r

Specifications of DF2268FA13V

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 13MHz
• Connectivity: I²C, SCI, SmartCard
• Peripherals: LCD, POR, PWM, WDT
• Number Of I /o: 67
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Data Converters: A/D 10x10b, D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

IRIC
SCL
SDA
Figure 14.22 Flowchart and Timing of Start Condition Instruction Issuance for
Write transmit data to ICDR
[1] IRIC determination
Clear IRIC in ICSR
Yes
Yes
Write BBSY = 1,
SCP = 0 (ICSR)
ACK
Read SCL pin
Start condition
SCL = Low?
IRIC = 1?
IRIC = 1?
issuance?
9
Section 14 I
Yes
Yes
[2] Detemination of SCL = Low
[3] (Restart) Start condition instruction issuance
No
No
No
No
2
C Bus Interface (IIC) (Supported as an Option by H8S/2264 Group)
Other processing
[1]
[2]
[3]
[4]
[5]
Retransmission
Start condition
(retransmission)
[1] Wait for end of 1-byte transfer
[2] Determine whether SCL is low
[3] Issue restart condition instruction for transmission
[4] Determine whether start condition is generated or not
[5] Set transmit data (slave address + R/W)
Note: Program so that processing from [3] to [5]
[4] IRIC determination
Rev. 5.00 Sep. 01, 2009 Page 435 of 656
[5] ICDR write (next transmit data)
is executed continuously.
Data output
Bit 7
REJ09B0071-0500