mpy32_ex8_8bitSignedMultiplyAccum.c

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//******************************************************************************
//******************************************************************************
#include "driverlib.h"
 
void main (void)
{
    uint8_t value1,value2;
 
    //Stop WDT
    WDT_A_hold(WDT_A_BASE);
 
    //Set a 8-bit Operand into the specific Operand 1 register to specify
    //unsigned multiplication
    MPY32_setOperandOne16Bit(
        MPY32_MULTIPLY_UNSIGNED,
        0x1234);
    //Set 8- bit Operand 2 to begin the multiplication operation
    MPY32_setOperandTwo16Bit(
        0x5678);
 
    //Load Operand Values for Signed MAC
    value1 = 0x12;
    value2 = 0x16;
 
    //Set a 8-bit Operand into the specific Operand 1 register to specify
    //unsigned multiplication added to the current result
    MPY32_setOperandOne8Bit(
        MPY32_MULTIPLYACCUMULATE_SIGNED,
        value1);
 
    //Set 8- bit Operand 2 to begin the multiplication operation
    MPY32_setOperandTwo8Bit(
        value2);
 
    //Enter LPM4
    __bis_SR_register(LPM4_bits);
 
    //BREAKPOINT HERE to verify the correct Result in Registers
    __no_operation();
}