DF2552BR26DV Renesas Electronics America, DF2552BR26DV Datasheet - Page 556
DF2552BR26DV
Manufacturer Part Number
DF2552BR26DV
Description
IC H8S/2552 MCU FLASH 176-LFBGA
Manufacturer
Renesas Electronics America
Series
H8® H8S/2500r
Specifications of DF2552BR26DV
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
512KB (512K 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
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2552BR26DV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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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
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