// sym1.h // // I/O primitives for Sym-1 // // Wayne Parham #ifndef _SYM1_H #define _SYM1_H /* Check for errors */ #if !defined(__SYM1__) # error This module may only be used when compiling for the Sym-1! #endif /*****************************************************************************/ /* Data */ /*****************************************************************************/ /* Display character definitions */ #define DISP_1 0x06 // '1' #define DISP_2 0x5B // '2' #define DISP_3 0x4F // '3' #define DISP_4 0x66 // '4' #define DISP_5 0x6D // '5' #define DISP_6 0x7C // '6' #define DISP_7 0x07 // '7' #define DISP_8 0x7F // '8' #define DISP_9 0x67 // '9' #define DISP_0 0x3F // '0' #define DISP_A 0x77 // 'A' #define DISP_b 0x7C // 'b' #define DISP_C 0x39 // 'C' #define DISP_c 0x58 // 'c' #define DISP_d 0x5E // 'd' #define DISP_E 0x79 // 'E' #define DISP_e 0x7B // 'e' #define DISP_F 0x71 // 'F' #define DISP_G 0x7D // 'G' #define DISP_g 0x6F // 'g' #define DISP_H 0x76 // 'H' #define DISP_h 0x74 // 'h' #define DISP_I 0x06 // 'I' #define DISP_i 0x04 // 'i' #define DISP_J 0x1E // 'J' #define DISP_K 0x74 // 'K' #define DISP_L 0x38 // 'L' #define DISP_M_1 0x33 // 'M' #define DISP_M_2 0x27 // 2nd half #define DISP_n 0x54 // 'n' #define DISP_O 0x3F // 'O' #define DISP_o 0x5C // 'o' #define DISP_P 0x73 // 'P' #define DISP_q 0x67 // 'q' #define DISP_r 0x50 // 'r' #define DISP_S 0x6D // 'S' #define DISP_t 0x46 // 't' #define DISP_U 0x3E // 'U' #define DISP_u 0x1C // 'u' #define DISP_V_1 0x64 // 'V' #define DISP_V_2 0x52 // 2nd half #define DISP_W_1 0x3C // 'W' #define DISP_W_2 0x1E // 2nd half #define DISP_Y 0x6E // 'Y' #define DISP_Z 0x5B // 'Z' #define DISP_SPACE 0x00 // ' ' #define DISP_PERIOD 0x80 // '.' #define DISP_HYPHEN 0x40 // '-' #define DISP_APOSTR 0x20 // ''' #define DISP_EQUAL 0x41 // '=' #define DISP_3_BAR 0x49 // '=' #define DISP_BOTTOM 0x08 // '_' #define DISP_TOP 0x01 // Top segment #define DISP_LEFT 0x30 // '|' Left side, both segments #define DISP_RIGHT 0x06 // '|' Right side, both segments #define DISP_DEGREE 0x63 // 'o' An 'o' character in the upper segments #define DISP_HAT 0x23 // 'n' An 'n' character in the upper segments #define DISP_FORK 0x62 // 'u' A 'u' character in the upper segments #define DISP_SLASH 0x51 // '/' #define DISP_BACKSLASH 0x34 // '\' #define DISP_TOP_RIGHT 0x02 // Top right segment #define DISP_TOP_LEFT 0x20 // Top left segment #define DISP_LOW_RIGHT 0x04 // Lower right segment #define DISP_LOW_LEFT 0x10 // Lower left segment /*****************************************************************************/ /* Code */ /*****************************************************************************/ int __fastcall__ beep (void); // Beep sound void __fastcall__ set_D0 (unsigned char); // Set display digit 0 int __fastcall__ get_D0 (void); // Get value of display digit 0 void __fastcall__ set_D1 (unsigned char); // Set display digit 1 int __fastcall__ get_D1 (void); // Get value of display digit 1 void __fastcall__ set_D2 (unsigned char); // Set display digit 2 int __fastcall__ get_D2 (void); // Get value of display digit 2 void __fastcall__ set_D3 (unsigned char); // Set display digit 3 int __fastcall__ get_D3 (void); // Get value of display digit 3 void __fastcall__ set_D4 (unsigned char); // Set display digit 4 int __fastcall__ get_D4 (void); // Get value of display digit 4 void __fastcall__ set_D5 (unsigned char); // Set display digit 5 int __fastcall__ get_D5 (void); // Get value of display digit 5 void __fastcall__ set_D6 (unsigned char); // Set byte to the right of display (leading buffer) int __fastcall__ get_D6 (void); // Get value of memory byte to the right of display void __fastcall__ fdisp (void); // Flash display int __fastcall__ loadt (int); // Read from tape (id) int __fastcall__ dumpt (int, int, int); // Write to tape (id, start_addr, end_addr) void __fastcall__ set_DDR1A (unsigned char); // Set data direction register 1A (U25) int __fastcall__ get_DDR1A (void); // Get value of data direction register 1A void __fastcall__ set_IOR1A (unsigned char); // Set I/O register 1A int __fastcall__ get_IOR1A (void); // Get value of I/O register 1A void __fastcall__ set_DDR1B (unsigned char); // Set data direction register 1B (U25) int __fastcall__ get_DDR1B (void); // Get value of data direction register 1B void __fastcall__ set_IOR1B (unsigned char); // Set I/O register 1B int __fastcall__ get_IOR1B (void); // Get value of I/O register 1B void __fastcall__ set_DDR2A (unsigned char); // Set data direction register 2A (U28) int __fastcall__ get_DDR2A (void); // Get value of data direction register 2A void __fastcall__ set_IOR2A (unsigned char); // Set I/O register 2A int __fastcall__ get_IOR2A (void); // Get value of I/O register 2A void __fastcall__ set_DDR2B (unsigned char); // Set data direction register 2B (U28) int __fastcall__ get_DDR2B (void); // Get value of data direction register 2B void __fastcall__ set_IOR2B (unsigned char); // Set I/O register 2B int __fastcall__ get_IOR2B (void); // Get value of I/O register 2B void __fastcall__ set_DDR3A (unsigned char); // Set data direction register 3A (U29) int __fastcall__ get_DDR3A (void); // Get value of data direction register 3A void __fastcall__ set_IOR3A (unsigned char); // Set I/O register 3A int __fastcall__ get_IOR3A (void); // Get value of I/O register 3A void __fastcall__ set_DDR3B (unsigned char); // Set data direction register 3B (U29) int __fastcall__ get_DDR3B (void); // Get value of data direction register 3B void __fastcall__ set_IOR3B (unsigned char); // Set I/O register 3B int __fastcall__ get_IOR3B (void); // Get value of I/O register 3B /* End of sym1.h */ #endif