DS72030W200FPV Renesas Electronics America, DS72030W200FPV Datasheet - Page 82
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 2 CPU
2.1.3
The system registers consist of four 32-bit registers: the high and low multiply and accumulate
registers (MACH and MACL), the procedure register (PR), and the program counter (PC). MACH
and MACL store the results of multiply or multiply and accumulate operations. PR stores the
return address from a subroutine procedure. PC indicates the address four bytes ahead of the
instruction being executed and controls the flow of the processing.
(1)
MACH and MACL are used as the addition value in a MAC instruction, and store the result of a
MAC or MUL instruction.
(2)
PR stores the return address of a subroutine call using a BSR, BSRF, or JSR instruction, and is
referenced by a subroutine return instruction (RTS).
(3)
PC indicates the address four bytes ahead of the instruction being executed.
Rev. 3.00 Sep. 28, 2009 Page 50 of 1650
REJ09B0313-0300
31
31
31
Multiply and Accumulate Register High (MACH) and Multiply and Accumulate
Register Low (MACL)
Procedure Register (PR)
Program Counter (PC)
System Registers
MACH
MACL
PR
PC
Figure 2.3 System Registers
0
0
0
Multiply and accumulate register high (MACH) and multiply
and accumulate register low (MACL):
Store the results of multiply or multiply and accumulate operations.
Procedure register (PR):
Stores the return address from a subroutine procedure.
Program counter (PC):
Indicates the four bytes ahead of the current instruction.
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