HD6417041AVF16V Renesas Electronics America, HD6417041AVF16V Datasheet - Page 149

• 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: -

6.1.4
Description: Adds general register Rn data to Rm data, and stores the result in Rn. If an overflow
occurs, the T bit is set to 1.
Operation:
Format
ADDV Rm,Rn
ADDV(long m,long n)
{
}
long dest,src,ans;
if ((long)R[n]>=0) dest=0;
else dest=1;
if ((long)R[m]>=0) src=0;
else src=1;
src+=dest;
R[n]+=R[m];
if ((long)R[n]>=0) ans=0;
else ans=1;
ans+=dest;
if (src==0 || src==2) {
}
else T=0;
PC+=2;
ADDV (ADD with V Flag Overflow Check): Arithmetic Instruction
if (ans==1) T=1;
else T=0;
Abstract
Rn + Rm
overflow
T
Rn,
/*ADDV Rm,Rn */
Code
0011nnnnmmmm1111 1
Rev. 5.00 Jun 30, 2004 page 133 of 512
Cycle T Bit
Section 6 Instruction Descriptions
Overflow
SH-1 SH-2
REJ09B0171-0500O
Instructions
Applicable
SH-
DSP