R5S72030W200FP Renesas Electronics America, R5S72030W200FP Datasheet - Page 208

• Manufacturer Part Number: R5S72030W200FP
• Description: IC SUPERH MPU ROMLESS 240QFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7200r

Specifications of R5S72030W200FP

• Core Processor: SH2A-FPU
• Core Size: 32-Bit
• Speed: 200MHz
• Connectivity: CAN, I²C, SCI, SSI, SSU, USB
• Peripherals: DMA, LCD, POR, PWM, WDT
• Number Of I /o: 82
• Program Memory Type: ROMless
• Ram Size: 80K x 8
• Voltage - Supply (vcc/vdd): 1.1 V ~ 3.6 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 240-QFP
• For Use With: R0K572030S000BE - KIT DEV FOR SH7203HS0005KCU11H - EMULATOR E10A-USB H8S(X),SH2(A)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -

Section 6 Instruction Descriptions
6.4.19
Format
DMULS.L Rm, Rn
Description
Performs 32-bit multiplication of the contents of general registers Rn and Rm, and stores the 64-
bit results in the MACL and MACH register. The operation is a signed arithmetic operation.
Operation
Rev. 3.00 Jul 08, 2005 page 192 of 484
REJ09B0051-0300
DMULS(long m,long n)
{
unsigned
unsigned
long tempm,tempn,fnLmL;
tempn=(long)R[n];
tempm=(long)R[m];
if (tempn<0) tempn=0-tempn;
if (tempm<0) tempm=0-tempm;
if ((long)(R[n]^R[m])<0) fnLmL=-1;
else fnLmL=0;
temp1=(unsigned long)tempn;
temp2=(unsigned long)tempm;
RnL=temp1&0x0000FFFF;
RnH=(temp1>>16)&0x0000FFFF;
RmL=temp2&0x0000FFFF;
RmH=(temp2>>16)&0x0000FFFF;
DMULS.L
Signed Double-Length
Multiplication
long RnL,RnH,RmL,RmH,Res0,Res1,Res2;
long temp0,temp1,temp2,temp3;
With sign, Rn × Rm → MACH, MACL
Abstract
/* DMULS.L Rm,Rn */
Double-length
MULtiply as Signed
Code
0011nnnnmmmm1101
Arithmetic Instruction
Cycle T Bit
4
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