mirror of
https://github.com/RevCurtisP/C02.git
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89 lines
2.8 KiB
Plaintext
89 lines
2.8 KiB
Plaintext
/***********************************************
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* comm - Serial Communication Library for C02 *
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***********************************************/
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/* Command Register Constants */
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#define BR50 = $01 //Baud Rate - 50 BPS
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#define BR75 = $02 //Baud Rate - 75 BPS
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#define BR110 = $03 //Baud Rate - 110 BPS
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#define BR134 = $04 //Baud Rate - 134 BPS
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#define BR150 = $05 //Baud Rate - 140 BPS
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#define BR300 = $06 //Baud Rate - 300 BPS
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#define BR600 = $07 //Baud Rate - 300 BPS
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#define BR1200 = $08 //Baud Rate - 1200 BPS
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#define BR1800 = $09 //Baud Rate - 1800 BPS
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#define BR2400 = $0A //Baud Rate - 2400 BPS
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#define BR4800 = $0B //Baud Rate - 4800 BPS
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#define BR9600 = $0C //Baud Rate - 9600 BPS
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#define SBITS1 = $00 //1 Stop Bit
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#define SBITS2 = $80 //2 Stop Bits
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#define WRDLN5 = $60 //Word Length - 5 Bits
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#define WRDLN6 = $40 //Word Length - 5 Bits
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#define WRDLN7 = $20 //Word Length - 5 Bits
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#define WRDLN8 = $00 //Word Length - 5 Bits
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/* Control Register Constants */
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#define PTYOFF = $00 //Parity - Disable
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#define PTYODD = $01 //Parity - Odd
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#define PTYEVN = $02 //Parity - Even
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#define PTYMRK = $03 //Parity - Mark
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#define PTYSPC = $04 //Parity - Space
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#define DPXFUL = $00 //Duplex - Full
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#define DPXHLF = $80 //Duplex - Half
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#define XLTNON = $00 //No Translation
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#define XTLASC = $10 //ASCII Translation
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#define LFNONE = $00 //No LF after CR
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#define LFSEND = $40 //Send LF after CR
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#define SHKSFT = $00 //Handshake - Software
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#define SHKHRD = $80 //Handshake - Hardware
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/* Return Serial Buffer Status *
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* Args: fp - file pointer *
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* Returns: tuple: number of characters in *
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input buffer and output buffer */
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char cbffrs();
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/* Close Serial Port *
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* Args: fp - file pointer *
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* Returns: 0 if successful *
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* 255 if error */
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char cclose();
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/* Get Serial Port Error Status *
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* Returns: Error Code *
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* 0 if No Error */
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char cerror();
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/* Read Character from Serial Port *
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* Args: fp - file pointer *
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* Returns: character read */
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char cgetc();
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/* Open Serial Port for Communication *
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* Args: prt - Serial Port Number *
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* cmd - Command Register *
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* ctl - Control Register *
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* Returns: File Pointer for Opened Port *
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* 0 if Error */
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char copen();
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/* Write Character to Serial Port *
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* Args: fp - file pointer *
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* c - character to write *
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* Returns: 0 if successful *
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255 if error */
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char cputc();
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/* Write String to Serial Port *
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* Args: fp - file pointer *
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* &s - string to write *
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* Returns: 0 if successful *
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255 if error */
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char cputs();
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