D6417729RHF200BV Renesas Electronics America, D6417729RHF200BV Datasheet - Page 351
D6417729RHF200BV
Manufacturer Part Number
D6417729RHF200BV
Description
IC SUPER H MPU ROMLESS 208QFP
Manufacturer
Renesas Electronics America
Series
SuperH® SH7700r
Datasheet
1.D6417729RF133BV.pdf
(857 pages)
Specifications of D6417729RHF200BV
Core Processor
SH-3 DSP
Core Size
32-Bit
Speed
200MHz
Connectivity
EBI/EMI, FIFO, IrDA, SCI, SmartCard
Peripherals
DMA, POR, WDT
Number Of I /o
96
Program Memory Type
ROMless
Ram Size
32K x 8
Voltage - Supply (vcc/vdd)
1.85 V ~ 2.15 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
208-QFP Exposed Pad, 208-eQFP, 208-HQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
D6417729RHF200BV
Manufacturer:
EVERLIGHT
Quantity:
1 000
Company:
Part Number:
D6417729RHF200BV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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11.2.12 Cautions on Accessing Refresh Control Related Registers
RFCR, RTCSR, RTCNT, and RTCOR 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 (figure 11.5). Perform reads and writes using the following methods:
1. When writing to RFCR, RTCSR, RTCNT, and RTCOR, use only word transfer instructions.
2. When reading from RFCR, RTCSR, RTCNT, and RTCOR, carry out reads with a 16-bit
RTCSR, RTCNT,
Byte transfer instructions cannot be used.
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 upper 6 bits and
the write data in the remaining bits, as shown in figure 11.5.
width. 0 is read from undefined bits.
Initial value:
Initial value:
RTCOR
RFCR
R/W:
R/W:
Bit:
Bit:
Figure 11.5 Writing to RFCR, RTCSR, RTCNT, and RTCOR
15
15
1
1
R/W
15
—
0
7
0
0
0
1
1
R/W
14
—
0
6
0
0
0
0
0
R/W
13
—
0
5
0
1
10
1
9
0
R/W
12
—
0
4
0
1
8
7
R/W
11
—
0
3
0
Rev. 5.0, 09/03, page 303 of 806
Write data
Write data
R/W
10
—
0
2
0
R/W
R/W
9
0
1
0
R/W
R/W
8
0
0
0
0
0
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