50 lines
1.2 KiB
C
50 lines
1.2 KiB
C
#ifndef CONSOLE_H
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#define CONSOLE_H
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extern int _kbhit(void);
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uint8_t _getch(void);
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void _putch(uint8 ch);
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/* see main.c for definition */
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uint8 mask8bit = 0x7f; // TO be used for masking 8 bit characters (XMODEM related)
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// If set to 0x7f, RunCPM masks the 8th bit of characters sent
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// to the console. This is the standard CP/M behavior.
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// If set to 0xff, RunCPM passes 8 bit characters. This is
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// required for XMODEM to work.
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// Use the CONSOLE7 and CONSOLE8 programs to change this on the fly.
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uint8 _chready(void) // Checks if there's a character ready for input
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{
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return(_kbhit() ? 0xff : 0x00);
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}
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uint8 _getchNB(void) // Gets a character, non-blocking, no echo
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{
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return(_kbhit() ? _getch() : 0x00);
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}
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void _putcon(uint8 ch) // Puts a character
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{
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_putch(ch & mask8bit);
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}
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void _puts(const char* str) // Puts a \0 terminated string
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{
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while (*str)
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_putcon(*(str++));
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}
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void _puthex8(uint8 c) // Puts a HH hex string
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{
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_putcon(tohex(c >> 4));
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_putcon(tohex(c & 0x0f));
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}
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void _puthex16(uint16 w) // puts a HHHH hex string
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{
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_puthex8(w >> 8);
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_puthex8(w & 0x00ff);
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}
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#endif
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