boot.asm

在CCS开发工具下交流采样并实现FFT算法

FLASH_START .set 
RAM_START   .set 0x90000000
FLASH_SIZE  .set 0x00100000
    .ref _c_int00
    .def start
        .sect ".bootload"
start:
        mvkl FLASH_START,A4
        mvkh FLASH_START,A4
        
        mvkl RAM_START,B4
        mvkh RAM_START,B4
        
        mvkl FLASH_SIZE,B5
        mvkh FLASH_SIZE,B5
        zero A1
loop:
        ldw *A4++,B0
        nop 5
        stw B0,*B4++
        add 1,A1,A1
        cmplt A1,B5,B0
        nop
   [B0] b loop
        nop  5
        b _c_int00
        nop 5