DS72030W200FPV Renesas Electronics America, DS72030W200FPV Datasheet - Page 892
DS72030W200FPV
Manufacturer Part Number
DS72030W200FPV
Description
MPU, 32BIT, SH7203, ROMLESS, 240QFP
Manufacturer
Renesas Electronics America
Series
SH7200r
Datasheet
1.R5S72030W200FP.pdf
(1686 pages)
Specifications of DS72030W200FPV
Core Size
32bit
Program Memory Size
32KB
Cpu Speed
200MHz
Digital Ic Case Style
QFP
No. Of Pins
240
Supply Voltage Range
1.1V To 1.3V
Operating Temperature Range
-20°C To +85°C
Svhc
No SVHC
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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Section 17 I
17.4.5
In slave receive mode, the master device outputs the transmit clock and transmit data, and the
slave device returns an acknowledge signal. For slave receive mode operation timing, refer to
figures 17.11 and 17.12. The reception procedure and operations in slave receive mode are
described below.
1. Set the ICE bit in ICCR1 to 1. Set bits CKS[3:0] in ICCR1. (Initial setting) Set the MST and
2. When the slave address matches in the first frame following detection of the start condition,
3. Read ICDRR every time RDRF is set. If 8th receive clock pulse falls while RDRF is 1, SCL is
4. The last byte data is read by reading ICDRR.
Rev. 3.00 Sep. 28, 2009 Page 860 of 1650
REJ09B0313-0300
(Master output)
(Master output)
(Slave output)
(Slave output)
TRS bits in ICCR1 to select slave receive mode, and wait until the slave address matches.
the slave device outputs the level specified by ACKBT in ICIER to SDA, at the rise of the 9th
clock pulse. At the same time, RDRF in ICSR is set to read ICDRR (dummy read). (Since the
read data show the slave address and R/W, it is not used.)
fixed low until ICDRR is read. The change of the acknowledge before reading ICDRR, to be
returned to the master device, is reflected to the next transmit frame.
processing
ICDRR
ICDRS
RDRF
SCL
SDA
SDA
User
SCL
Slave Receive Operation
2
C Bus Interface 3 (IIC3)
Figure 17.11 Slave Receive Mode Operation Timing (1)
[2] Read ICDRR (dummy read)
A
9
Bit 7
1
Data 1
Bit 6
2
Bit 5
3
Bit 4
4
Bit 3
5
Bit 2
6
Bit 1
7
Bit 0
8
[2] Read ICDRR
A
9
Bit 7
Data 1
1
Data 2
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