D17760BP200AD Renesas Electronics America, D17760BP200AD Datasheet - Page 381
D17760BP200AD
Manufacturer Part Number
D17760BP200AD
Description
IC SUPERH MPU ROMLESS 256-BGA
Manufacturer
Renesas Electronics America
Series
SuperH® SH7750r
Datasheet
1.D6417760BP200ADV.pdf
(1418 pages)
Specifications of D17760BP200AD
Core Processor
SH-4
Core Size
32-Bit
Speed
200MHz
Connectivity
Audio Codec, CAN, EBI/EMI, FIFO, I²C, MFI, MMC, SCI, Serial Sound, SIM, SPI, USB
Peripherals
DMA, LCD, POR, WDT
Number Of I /o
69
Program Memory Type
ROMless
Ram Size
48K x 8
Voltage - Supply (vcc/vdd)
1.4 V ~ 1.6 V
Data Converters
A/D 4x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
256-BGA
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Program Memory Size
-
Available stocks
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Quantity
Price
Company:
Part Number:
D17760BP200AD
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Part Number:
D17760BP200ADV
Manufacturer:
Renesas Electronics America
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10.5.16 Accessing Refresh Control Related Registers
RTCSR, RTCNT, RTCOR, and RFCR require that a specific code be appended to the data when it
is written to prevent data from being mistakenly overwritten by program overruns or other write
operations. Perform reads and writes using the following methods:
(1) Write to RTCSR, RTCNT, RTCOR, or RFCR
When writing to RTCSR, RTCNT, RTCOR, and RFCR, use only word transfer instructions. They
cannot be written to with byte transfer instructions.
When writing to RTCNT, RTCSR, or RTCOR, place B'10100101 in the upper byte and the write
data in the lower byte. When writing to RFCR, place B'101001 in the top six bits and the write
data in the remaining bits, as shown in figure 10.5.
(2) Read from RTCSR, RTCNT, RTCOR, or RFCR
RTCSR, RTCNT, RTCOR, or RFCR should be read in 16-bit units. Each reserved bit is always
read as 0.
RTCSR, RTCNT,
RTCOR
RFCR
Figure 10.5 Write to RTCSR, RTCNT, RTCOR, or RFCR
15
15
1
1
14 13
14 13
0
0
1
1
12 11
12 11
0
0
0
0
10
10
1
1
0
9
9
8
8
1
Rev. 2.00 Feb. 12, 2010 Page 297 of 1330
7
7
6
6
Write data
5
5
Write data
4
4
3
3
REJ09B0554-0200
2
2
1
1
0
0
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