HD64F7044F28V Renesas Electronics America, HD64F7044F28V Datasheet - Page 354

• Manufacturer Part Number: HD64F7044F28V
• Description: IC SUPERH MCU FLASH 112QFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7040r

Specifications of HD64F7044F28V

• Core Processor: SH-2
• Core Size: 32-Bit
• Speed: 28.7MHz
• Connectivity: EBI/EMI, SCI
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 74
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 112-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Section 6 Instruction Descriptions
Rev. 5.00 Jun 30, 2004 page 338 of 512
REJ09B0171-0500O
}
{
}
carry_bit = 0;
switch (zzzz) { /* Dz Operand selection bit (zzzz) */
if(DSP_UNCONDITIONAL_UPDATE) { /* unconditional operation */
case 0x2: DSP_ALU_SRC1
case 0x3: DSP_ALU_SRC1
overflow_bit= 0;
/* ALU Destination assignment */
break;
}
if (DSP_ALU_SRC1_MSB)
else
short int i;
unsigned char msb, src1g;
unsigned long src1=DSP_ALU_SRC1;
msb= DSP_ALU_SRC1G_BIT7;
src1g=(DSP_ALU_SRC1G_LSB8 << 1);
for(i=38;((msb==(src1g>>7))&&(i>=32));i--) { src1g <<= 1; }
if(i==31)
}
DSP_ALU_DST = 0x0;
DSP_ALU_DST_HW = (short int) (30-i);
if (DSP_ALU_DST_MSB)
else
for(i;((msb==(src1>>31))&&(i>=0));i--) { src1 <<= 1; }
case 0x5: A1_HW = DSP_ALU_DST_HW;
case 0x7: A0_HW = DSP_ALU_DST_HW;
break;
break;
A1_LW = 0x0;
A1G = DSP_ALU_DSTG & 0x000000FF;
if(DSP_ALU_DSTG_BIT7) A1G = A1G | 0xFFFFFF00;
{
DSP_ALU_SRC1G = 0x0;
DSP_ALU_DSTG_LSB8 = 0x0;
= M0;
= M1;
DSP_ALU_SRC1G = 0xff;
DSP_ALU_DSTG_LSB8 = 0xff;
/* clear LSW */