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18 lines
516 B
18 lines
516 B
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#define U0THR (*((volatile unsigned char *) 0xE000C000)) /* UART0 transmitter holding register */ |
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#define U0LSR (*((volatile unsigned char *) 0xE000C014)) /* UART0 line status register */ |
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#define U0THRE ((U0LSR & (1<<5))) /* UART0 transmitter holding register is empty */ |
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void putch(char c) { |
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while (!U0THRE); |
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U0THR = c; |
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} |
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void putstr(char *s) { |
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while (*s) putch(*s++); |
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} |
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int main(void) { |
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putstr("Your entire life has been a mathematical error... a mathematical error I'm about to correct!\n"); |
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return 0; |
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}
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