Suga koubou / DMX

DMX512, RDM send/recv library http://mbed.org/users/okini3939/notebook/dmx512

Dependents:   dmx_test ArtNodeLED SPK-DVIMXR SPK-DMXer ... more

DMX512 send/recv library

DMX512 is protocol for lighting.

調光プロトコル DMX512 を送受信するライブラリです。

see: http://mbed.org/users/okini3939/notebook/dmx512/

LPC1114 support is thanks to Stanly Chen

DMX.h@5:72039cd4c874, 2013-01-04 (annotated)

Committer:
okini3939
Date:
Fri Jan 04 04:31:53 2013 +0000
Revision:
5:72039cd4c874
Parent:
4:dd0544c80096
Child:
6:9e7b4eeac6ec
support LPC11U24

Who changed what in which revision?

UserRevisionLine numberNew contents of line
okini3939 0:cbff6bf41542 1 /*
okini3939 0:cbff6bf41542 2 * DMX512 send/recv library
okini3939 0:cbff6bf41542 3 * Copyright (c) 2011 Hiroshi Suga
okini3939 0:cbff6bf41542 4 * Released under the MIT License: http://mbed.org/license/mit
okini3939 0:cbff6bf41542 5 */
okini3939 0:cbff6bf41542 6
okini3939 0:cbff6bf41542 7 /** @file DMX.h
okini3939 0:cbff6bf41542 8 * @brief DMX512 send/recv
okini3939 0:cbff6bf41542 9 */
okini3939 0:cbff6bf41542 10
okini3939 0:cbff6bf41542 11 #ifndef DMX_H
okini3939 0:cbff6bf41542 12 #define DMX_H
okini3939 0:cbff6bf41542 13
okini3939 0:cbff6bf41542 14 #include "mbed.h"
okini3939 0:cbff6bf41542 15
okini3939 1:f0d988e15810 16 #define DMX_UART_DIRECT
okini3939 0:cbff6bf41542 17
okini3939 0:cbff6bf41542 18 #define DMX_SIZE 512
okini3939 0:cbff6bf41542 19 #define DMX_TIME_BREAK 100 // 100us
okini3939 0:cbff6bf41542 20 #define DMX_TIME_MAB 10 // 10us
okini3939 0:cbff6bf41542 21 #define DMX_TIME_BETWEEN 10 // 10us
okini3939 0:cbff6bf41542 22
okini3939 0:cbff6bf41542 23 enum DMX_MODE {
okini3939 0:cbff6bf41542 24 DMX_MODE_BEGIN,
okini3939 0:cbff6bf41542 25 DMX_MODE_START,
okini3939 0:cbff6bf41542 26 DMX_MODE_BREAK,
okini3939 0:cbff6bf41542 27 DMX_MODE_MAB,
okini3939 0:cbff6bf41542 28 DMX_MODE_DATA,
okini3939 0:cbff6bf41542 29 DMX_MODE_ERROR,
okini3939 4:dd0544c80096 30 DMX_MODE_STOP,
okini3939 0:cbff6bf41542 31 };
okini3939 0:cbff6bf41542 32
okini3939 0:cbff6bf41542 33 /** DMX512 class (sender/client)
okini3939 0:cbff6bf41542 34 */
okini3939 0:cbff6bf41542 35 class DMX {
okini3939 0:cbff6bf41542 36 public:
okini3939 0:cbff6bf41542 37 /** init DMX class
okini3939 0:cbff6bf41542 38 * @param p_tx TX serial port (p9, p13, p28)
okini3939 0:cbff6bf41542 39 * @param p_rx RX serial port (p10, p14, p27)
okini3939 0:cbff6bf41542 40 */
okini3939 0:cbff6bf41542 41 DMX (PinName p_tx, PinName p_rx);
okini3939 0:cbff6bf41542 42
okini3939 0:cbff6bf41542 43 /** Send the message
okini3939 0:cbff6bf41542 44 * @param ch DMX data address (0-511)
okini3939 0:cbff6bf41542 45 * @param data DMX data (0-255)
okini3939 0:cbff6bf41542 46 */
okini3939 0:cbff6bf41542 47 void put (int ch, int data);
okini3939 0:cbff6bf41542 48
okini3939 0:cbff6bf41542 49 /** Send the message
okini3939 0:cbff6bf41542 50 * @param ch DMX data address (0-511)
okini3939 0:cbff6bf41542 51 * @return DMX data (0-255)
okini3939 0:cbff6bf41542 52 */
okini3939 0:cbff6bf41542 53 int get (int ch);
okini3939 0:cbff6bf41542 54
okini3939 4:dd0544c80096 55 /** Start DMX send
okini3939 4:dd0544c80096 56 */
okini3939 4:dd0544c80096 57 void start ();
okini3939 4:dd0544c80096 58 /** Stop DMX send
okini3939 4:dd0544c80096 59 */
okini3939 4:dd0544c80096 60 void stop ();
okini3939 3:2eb66b4d99bd 61
okini3939 0:cbff6bf41542 62 volatile int is_recived, is_sent;
okini3939 0:cbff6bf41542 63
okini3939 0:cbff6bf41542 64 protected:
okini3939 0:cbff6bf41542 65
okini3939 0:cbff6bf41542 66 void int_timer ();
okini3939 0:cbff6bf41542 67 void int_tx ();
okini3939 0:cbff6bf41542 68 void int_rx ();
okini3939 0:cbff6bf41542 69
okini3939 5:72039cd4c874 70 Serial _dmx;
okini3939 0:cbff6bf41542 71 Timeout timeout01;
okini3939 5:72039cd4c874 72 #if defined(TARGET_LPC1768) || defined(TARGET_LPC2368)
okini3939 0:cbff6bf41542 73 __IO uint8_t *uart_lcr;
okini3939 0:cbff6bf41542 74 __I uint8_t *uart_lsr;
okini3939 0:cbff6bf41542 75 __IO uint8_t *uart_thr;
okini3939 0:cbff6bf41542 76 __I uint8_t *uart_rbr;
okini3939 5:72039cd4c874 77 #elif defined(TARGET_LPC11U24)
okini3939 5:72039cd4c874 78 __IO uint32_t *uart_lcr;
okini3939 5:72039cd4c874 79 __I uint32_t *uart_lsr;
okini3939 5:72039cd4c874 80 __IO uint32_t *uart_thr;
okini3939 5:72039cd4c874 81 __I uint32_t *uart_rbr;
okini3939 5:72039cd4c874 82 #endif
okini3939 0:cbff6bf41542 83 volatile DMX_MODE mode_tx, mode_rx;
okini3939 0:cbff6bf41542 84 volatile int addr_tx, addr_rx;
okini3939 0:cbff6bf41542 85 unsigned char data_tx[DMX_SIZE];
okini3939 0:cbff6bf41542 86 unsigned char data_rx[DMX_SIZE];
okini3939 0:cbff6bf41542 87
okini3939 0:cbff6bf41542 88 private:
okini3939 0:cbff6bf41542 89
okini3939 0:cbff6bf41542 90 };
okini3939 0:cbff6bf41542 91
okini3939 0:cbff6bf41542 92 #endif