HD6417712BPV Renesas Electronics America, HD6417712BPV Datasheet - Page 82
HD6417712BPV
Manufacturer Part Number
HD6417712BPV
Description
MPU 1.5/3.3V 0K PB-FREE 256-BGA
Manufacturer
Renesas Electronics America
Series
SuperH® SH Ethernetr
Datasheet
1.HD6417712BPV.pdf
(980 pages)
Specifications of HD6417712BPV
Core Processor
SH-3 DSP
Core Size
32-Bit
Speed
200MHz
Connectivity
EBI/EMI, Ethernet, FIFO, SCI, SIO
Peripherals
DMA, POR, WDT
Number Of I /o
24
Program Memory Type
ROMless
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
1.4 V ~ 1.6 V
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
256-BGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD6417712BPV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Section 2 CPU
2.3.4
The control registers (SR, GBR, SSR, SPC, and VBR) can be accessed by the LDC or STC
instruction in privileged mode. The GBR register can be accessed in the user mode.
The control registers are described below.
Status Register (SR): The status register (SR) indicates the system status as shown below. The
SR register can be accessed only in privileged mode.
Rev. 1.00 Dec. 27, 2005 Page 38 of 932
REJ09B0269-0100
Bit
31
30
29
Bit Name
MD
RB
Control Registers
Initial
Value
0
1
1
R/W
R
R/W
R/W
Description
Reserved
This bit is always read as 0. The write value should
always be 0.
Processing Mode
Indicates the CPU processing mode.
0: User mode
1: Privileged mode
The MD bit is set to 1 in reset or exception handling state.
Register Bank
The general registers R0 to R7 are banked registers. The
RB bit selects a bank used in the privileged mode.
0: Selects bank 0 registers. In this case, R0_BANK0 to
1: Selects bank 1 registers. In this case, R0_BANK1 to
The RB bit is set to 1 in reset or exception handling state.
R7_BANK0 and R8 to R15 are used as general
registers.
R0_BANK1 to R7_BANK1 can be accessed by the
LDC or STR instruction.
R7_BANK1 and R8 to R15 are used as general
registers.
R0_BANK0 to R7_BANK0 can be accessed by the
LDC or STR instruction.
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