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| Source at commit 2c7d7b78b0e47d4974072fe4013f79b286ea5ddb created 11 years 17 days ago. By Werner Almesberger, tornado/fw/sim/alg.c: dampen more, to also absorb chain jumps | |
|---|---|
| 1 | /* |
| 2 | * fw/io.h - I/O helper macros |
| 3 | * |
| 4 | * Written 2012 by Werner Almesberger |
| 5 | * Copyright 2012 Werner Almesberger |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or modify |
| 8 | * it under the terms of the GNU General Public License as published by |
| 9 | * the Free Software Foundation; either version 2 of the License, or |
| 10 | * (at your option) any later version. |
| 11 | */ |
| 12 | |
| 13 | #ifndef IO_H |
| 14 | #define IO_H |
| 15 | |
| 16 | #include <avr/io.h> |
| 17 | |
| 18 | |
| 19 | #define LED_DS D, 1 |
| 20 | #define LED_LCLK D, 2 |
| 21 | #define LED_SCLK D, 4 |
| 22 | |
| 23 | #define CARD_nPWR B, 6 |
| 24 | #define CARD_DAT2 B, 2 |
| 25 | #define CARD_DAT3 B, 1 |
| 26 | #define CARD_CMD B, 3 |
| 27 | #define CARD_CLK B, 0 |
| 28 | #define CARD_DAT0 B, 4 |
| 29 | #define CARD_DAT1 B, 5 |
| 30 | |
| 31 | #define SW_N C, 3 |
| 32 | #define SW_E C, 4 |
| 33 | #define SW_S C, 0 |
| 34 | #define SW_W C, 2 |
| 35 | #define SW_SW C, 1 |
| 36 | |
| 37 | #define ADC_X 6 |
| 38 | #define ADC_Y 7 |
| 39 | |
| 40 | #define __SET(port, bit) PORT##port |= 1 << (bit) |
| 41 | #define __CLR(port, bit) PORT##port &= ~(1 << (bit)) |
| 42 | #define __OUT(port, bit) DDR##port |= 1 << (bit) |
| 43 | #define __IN(port, bit) DDR##port &= ~(1 << (bit)) |
| 44 | #define __PIN(port, bit) ((PIN##port >> (bit)) & 1) |
| 45 | |
| 46 | #define SET(...) __SET(__VA_ARGS__) |
| 47 | #define CLR(...) __CLR(__VA_ARGS__) |
| 48 | #define OUT(...) __OUT(__VA_ARGS__) |
| 49 | #define IN(...) __IN(__VA_ARGS__) |
| 50 | #define PIN(...) __PIN(__VA_ARGS__) |
| 51 | |
| 52 | #define __SEL_BB(v) (v) |
| 53 | #define __SEL_CC(v) (v) |
| 54 | #define __SEL_DD(v) (v) |
| 55 | |
| 56 | #define __SEL_BC(v) (0) |
| 57 | #define __SEL_BD(v) (0) |
| 58 | #define __SEL_CB(v) (0) |
| 59 | #define __SEL_CD(v) (0) |
| 60 | #define __SEL_DB(v) (0) |
| 61 | #define __SEL_DC(v) (0) |
| 62 | |
| 63 | #define __MASK(sel, port, bit) __SEL_##sel##port(1 << (bit)) |
| 64 | #define MASK(...) __MASK(__VA_ARGS__) |
| 65 | |
| 66 | #endif /* IO_H */ |
| 67 | |
Branches:
master
tornado-v1
