FPU.READWORD(); // Get lower 16 bits of register A
example 1:
#include<LCD4_128.h>
#include<FPU_128.h>
void main()
{
long num;
int c;
Init_Fpu(); // Initialize FPU
Lcd_init(); // Initialize LCD
num = 0x44332211;
FPU.LWRITEA(1,num);
c = FPU.READWORD();
LCD.PRINT_HEX(c);
}
result: will print 2211