32 lines
818 B
C
32 lines
818 B
C
#include "control_2xxx.h"
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#include <stdio.h>
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#include <time.h>
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#include <unistd.h>
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#include "serial.h"
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void hard_reset_to_bootloader(void)
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{
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printf("Reset CPU (into bootloader)\r\n");
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set_rts(1); // RTS (ttl level) connects to P0.14
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set_dtr(1); // DTR (ttl level) connects to RST
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send_break_signal(); // or break detect circuit to RST
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usleep(75000);
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set_dtr(0); // allow the CPU to run
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set_baud(baud_rate);
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set_rts(1); // set RTS again (as it has been reset by set_baudrate)
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usleep(40000);
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}
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void hard_reset_to_user_code(void)
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{
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printf("Reset CPU (into user code)\r\n");
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set_rts(0); // RTS (ttl level) connects to P0.14
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set_dtr(1); // DTR (ttl level) connects to RST
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send_break_signal(); // or break detect circuit to RST
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usleep(75000);
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set_dtr(0); // allow the CPU to run
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usleep(40000);
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}
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