DF2505BR26DV Renesas Electronics America, DF2505BR26DV Datasheet - Page 556

• Manufacturer Part Number: DF2505BR26DV
• Description: IC H8S/2505 MCU FLASH 176-LFBGA
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2500r

Specifications of DF2505BR26DV

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 26MHz
• Connectivity: I²C, SCI
• Peripherals: POR, PWM, WDT
• Number Of I /o: 104
• Program Memory Size: 384KB (384K x 8)
• Program Memory Type: FLASH
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Data Converters: A/D 16x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 176-LFBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Section 14 I
Rev. 6.00 Sep. 24, 2009 Page 508 of 928
REJ09B0099-0600
No
No
Clear ACKBT in ICIER to 0
Set ACKBT in ICIER to 1
Dummy-read ICDRR
Read RDRF in ICSR
Read RDRF in ICSR
Slave receive mode
Clear AAS in ICSR
2
C Bus Interface 2 (IIC2)
Read ICDRR
Read ICDRR
Read ICDRR
RDRF=1 ?
RDRF=1 ?
Last receive
End
- 1?
Yes
Yes
No
Figure 14.20 Sample Flowchart for Slave Receive Mode
Yes
[1]
[2]
[3]
[4]
[5]
[6]
[7]
[8]
[9]
[10]
Note:
[1] Clear the AAS flag.
[2] Set acknowledge to the transmit device.
[3] Dummy-read ICDRR.
[4] Wait for 1 byte to be received.
[5] Check whether it is the (last receive - 1).
[6] Read the receive data.
[7] Set acknowledge of the last byte.
[8] Read the (last byte - 1) of receive data.
[9] Wait the last byte to be received.
[10] Read for the last byte of receive data.
executing steps [2] to [6]. The step [8] is ICDRR dummy read.
When receiving one byte, execute step [7] after step [1] without executing