HD6417727BP100BV Renesas Electronics America, HD6417727BP100BV Datasheet - Page 95
HD6417727BP100BV
Manufacturer Part Number
HD6417727BP100BV
Description
IC SUPERH MPU ROMLESS 240BGA
Manufacturer
Renesas Electronics America
Series
SuperH® SH7700r
Datasheet
1.HD6417727BP100CV.pdf
(1098 pages)
Specifications of HD6417727BP100BV
Core Processor
SH-3 DSP
Core Size
32-Bit
Speed
100MHz
Connectivity
FIFO, SCI, SIO, SmartCard, USB
Peripherals
DMA, LCD, POR, WDT
Number Of I /o
104
Program Memory Type
ROMless
Ram Size
32K x 8
Voltage - Supply (vcc/vdd)
1.6 V ~ 2.05 V
Data Converters
A/D 6x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
240-BGA
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Program Memory Size
-
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The DSP unit has DSP status register (DSR). The DSR has conditions of the DSP data operation
result (zero, negative, and so on) and a DC bit which is similar to the T bit in the CPU. The DC bit
indicates the one of the conditional flags. A conditional DSP data processing instruction controls
its execution based on the DC bit. This control affects only the operations in the DSP unit; it
controls the update of DSP registers only. It cannot control operations in CPU, such as address
register updating and load/store operations. The control bit CS[2:0] specifies the condition to be
reflect to the DC bit.
The unconditional DSP type data operations, except PMULS, MOVX, MOVY and MOVS, update
the conditional flags and DC bit, but no CPU instructions, including MAC instructions, update the
DC bit. The conditional DSP type instructions do not update the DSR either.
DSR is assigned as a system register and load/store instructions are prepared as follows:
When DSR is read by the STS instructions, the upper bits (bit 31 to bit 8) are all 0.
STS DSR,Rn;
STS.L DSR,@-Rn;
LDS Rn,DSR;
LDS.L @Rn+,DSR;
MOVS.W,
MOVS.L
Figure 2.8 Connections of DSP Registers and Buses
8 bit
39
7
DSR
A0G
A1G
32
0
MOVX.W
16 bit
16 bit
MOVY.W
31
Rev.6.00 Mar. 27, 2009 Page 37 of 1036
16
M0
M1
A0
A1
X0
X1
Y0
Y1
32 bit
MOVS.W,
MOVS.L
0
REJ09B0254-0600
LDB
XDB
YDB
Section 2 CPU
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