1 | #ifndef __ANELEX_WIRING_H__ |
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2 | #define __ANELEX_WIRING_H__ |
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3 | |
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4 | /** |
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5 | * ANELEX interface microcontroller |
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6 | * Wiring constants |
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7 | * |
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8 | * Defined symbols for the wiring of the uC on our board. |
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9 | * This is *very* specific to our hardware setup. |
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10 | * |
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11 | * This file is part of the Bull Anelex Project |
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12 | * Copyright (C) 2010 Sven Koeppel |
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13 | * |
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14 | * This program is free software; you can redistribute it and/or |
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15 | * modify it under the terms of the GNU General Public License as |
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16 | * published by the Free Software Foundation; either version 3 of |
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17 | * the License, or (at your option) any later version. |
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18 | * |
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19 | * This program is distributed in the hope that it will be useful, |
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20 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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21 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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22 | * GNU General Public License for more details. |
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23 | * |
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24 | * You should have received a copy of the GNU General Public License |
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25 | * along with this program; if not, see |
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26 | * <http://www.gnu.org/licenses/>. |
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27 | * |
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28 | * |
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29 | **/ |
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30 | |
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31 | #include "avr/io.h" |
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32 | #include "avr/interrupt.h" |
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33 | |
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34 | // Port Input B: Button, Communication Announcment, IB2 |
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35 | #define PINB_BUT PINB4 |
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36 | #define PINB_CA PINB2 |
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37 | #define PINB_IB2 PINB3 |
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38 | #define is_button() (!( PINB & (1 << PINB_BUT) )) |
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39 | |
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40 | // Port Input C: Errors (not important) |
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41 | #define PINC_TA3 PINC7 |
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42 | #define PINC_TA1 PINC5 // TA2 was removed |
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43 | #define PINC_TA0 PINC4 |
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44 | |
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45 | // Port Input D: |
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46 | #define PIND_IB1 PIND2 |
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47 | #define PIND_LR PIND3 // Line Ready |
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48 | #define PIND_RTS PIND4 |
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49 | // leider ist RTS nicht das, wofuer ich es gehalten habe: Es geht |
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50 | // auf 1, wenn am PC ein terminal lauscht, sonst auf 0. Also keine |
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51 | // "Ich habe noch Zeichen im Puffer"-Anzeige. |
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52 | #define is_ready() ( PIND & (1 << PIND_LR) ) |
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53 | #define is_rts() ( PIND & (1 << PIND_RTS) ) |
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54 | #define has_character() ( UCSR0A & 0b10000000 ) |
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55 | |
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56 | // Port Output A: DATA |
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57 | #define set_data(x) ( PORTA = ~ (x) ) |
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58 | |
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59 | // Port Output B: LED |
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60 | #define PORTB_LED PORTB0 |
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61 | #define start_led() ( PORTB &= ~(1 << PORTB_LED) ) |
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62 | #define stop_led() ( PORTB |= (1 << PORTB_LED) ) |
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63 | #define is_led() ( PINB & (1 << PORTB_LED) ) |
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64 | #define toggle_led() ( is_led() ? stop_led() : start_led() ) |
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65 | |
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66 | // Port Output C: "Booleans Out" |
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67 | #define PORTC_RESET PORTC3 |
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68 | #define PORTC_PRINTCMD PORTC2 |
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69 | #define PORTC_CP PORTC1 |
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70 | #define PORTC_STROBE PORTC0 |
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71 | #define start_strobe() ( PORTC &= ~(1 << PORTC_STROBE) ) // auf 0 legen |
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72 | #define stop_strobe() ( PORTC |= (1 << PORTC_STROBE) ) // auf 1 heben |
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73 | #define start_printcmd() ( PORTC &= ~(1 << PORTC_PRINTCMD) ) |
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74 | #define stop_printcmd() ( PORTC |= (1 << PORTC_PRINTCMD) ) |
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75 | |
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76 | // Port Output D: Apperatus Indicators, flow control |
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77 | #define PORTD_CTS PORTD7 |
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78 | #define start_cts() ( PORTD &= ~(1 << PORTD_CTS) ) |
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79 | #define stop_cts() ( PORTD |= (1 << PORTD_CTS) ) |
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80 | |
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81 | |
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82 | #endif /* __ANELEX_WIRING_H__ */ |
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