43 lines
1011 B
C
43 lines
1011 B
C
#include <arm/NXP/LPC17xx/LPC17xx.h>
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#include "config.h"
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#include "timer.h"
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#include "uart.h"
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#include "ff.h"
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#include "xmodem.h"
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#define ASC_ACK (0x06)
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#define ASC_NAK (0x15)
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#define ASC_SOH (0x01)
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#define ASC_EOT (0x04)
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void xmodem_rxfile(FIL* fil) {
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uint8_t rxbuf[128], sum=0, sender_sum;
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uint8_t blknum, blknum2;
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uint8_t count;
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uint32_t totalbytes = 0;
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uint32_t totalwritten = 0;
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UINT written;
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FRESULT res;
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uart_flush();
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do {
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delay_ms(10000);
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uart_putc(ASC_NAK);
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} while (uart_getc() != ASC_SOH);
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do {
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blknum=uart_getc();
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blknum2=uart_getc();
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for(count=0; count<128; count++) {
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sum += rxbuf[count] = uart_getc();
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totalbytes++;
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}
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sender_sum = uart_getc();
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res=f_write(fil, rxbuf, 128, &written);
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totalwritten += written;
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uart_putc(ASC_ACK);
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} while (uart_getc() != ASC_EOT);
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uart_putc(ASC_ACK);
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uart_flush();
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sleep_ms(1000);
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printf("received %ld bytes, wrote %ld bytes. last res = %d\n", totalbytes, totalwritten, res);
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}
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