kaltinsoy/learnFPGA
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kaltinsoy
2025-08-02 06:09:31 +03:00
commit 00015ffc03
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FIRMWARE/read_spiflash.c Normal file
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#include "io.h"
#define SPI_FLASH_BASE ((char*)(1 << 23))
int main() {
for(int i=0; i<16; ++i) {
IO_OUT(IO_LEDS,i);
int lo = (int)SPI_FLASH_BASE[2*i ];
int hi = (int)SPI_FLASH_BASE[2*i+1];
print_hex_digits((hi << 8) | lo,4); // print four hexadecimal digits
printf(" ");
}
printf("\n");
}