HD6417041AVF16V Renesas Electronics America, HD6417041AVF16V Datasheet - Page 184

• Manufacturer Part Number: HD6417041AVF16V
• Description: IC SUPERH MCU ROMLESS 144QFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7040r

Specifications of HD6417041AVF16V

• Core Processor: SH-2
• Core Size: 32-Bit
• Speed: 28.7MHz
• Connectivity: EBI/EMI, SCI
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 98
• Program Memory Type: ROMless
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 144-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

Section 6 Instruction Descriptions
6.1.21
Format
DMULU.L Rm,
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 an unsigned arithmetic
operation.
Operation:
Rev. 5.00 Jun 30, 2004 page 168 of 512
REJ09B0171-0500O
DMULU(long m,long n)/* DMULU.L Rm,Rn */
{
unsigned
unsigned
RnL=R[n]&0x0000FFFF;
RnH=(R[n]>>16)&0x0000FFFF;
RmL=R[m]&0x0000FFFF;
RmH=(R[m]>>16)&0x0000FFFF;
temp0=RmL*RnL;
temp1=RmH*RnL;
temp2=RmL*RnH;
temp3=RmH*RnH;
Res2=0
Res1=temp1+temp2;
if (Res1<temp1) Res2+=0x00010000;
temp1=(Res1<<16)&0xFFFF0000;
DMULU.L (Double-Length Multiply as Unsigned): Arithmetic Instruction
Rn
Abstract
Without sign,
Rn
MACL
long RnL,RnH,RmL,RmH,Res0,Res1,Res2;
long temp0,temp1,temp2,temp3;
Rm
MACH,
Code
0011nnnnmmmm0101 2 to 4
Cycle T Bit SH-1 SH-2
—
—
Instructions
Applicable
SH-
DSP