An initial port to the FRDM-K46Z based on the the following: https://developer.mbed.org/users/okini3939/notebook/dmx512/
Fork of DMX by
Need to update the UART references to the K46Z. The KE02 Sub-Family Reference Manual provides us with the required information.
The modifications are wrapped with the target for the K46: For example, defined(TARGET_KL46Z)
DMX.h@16:84a017ef96f8, 2015-03-05 (annotated)
- Committer:
- rosienej
- Date:
- Thu Mar 05 21:28:02 2015 +0000
- Revision:
- 16:84a017ef96f8
- Parent:
- 15:4ea4a31c7609
- Child:
- 18:6303931e4102
A work in progress, FRDM based DMX Dowser for projectors.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
okini3939 | 0:cbff6bf41542 | 1 | /* |
okini3939 | 0:cbff6bf41542 | 2 | * DMX512 send/recv library |
okini3939 | 6:9e7b4eeac6ec | 3 | * Copyright (c) 2013 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 | 7:16d6874076dd | 7 | /** @file |
okini3939 | 0:cbff6bf41542 | 8 | * @brief DMX512 send/recv |
okini3939 | 0:cbff6bf41542 | 9 | */ |
okini3939 | 0:cbff6bf41542 | 10 | |
rosienej | 16:84a017ef96f8 | 11 | |
rosienej | 16:84a017ef96f8 | 12 | |
okini3939 | 0:cbff6bf41542 | 13 | #ifndef DMX_H |
okini3939 | 0:cbff6bf41542 | 14 | #define DMX_H |
okini3939 | 0:cbff6bf41542 | 15 | |
okini3939 | 0:cbff6bf41542 | 16 | #include "mbed.h" |
okini3939 | 14:cef8749fd54d | 17 | #include "RawSerial.h" |
okini3939 | 0:cbff6bf41542 | 18 | |
rosienej | 16:84a017ef96f8 | 19 | |
okini3939 | 1:f0d988e15810 | 20 | #define DMX_UART_DIRECT |
okini3939 | 0:cbff6bf41542 | 21 | |
okini3939 | 0:cbff6bf41542 | 22 | #define DMX_SIZE 512 |
okini3939 | 9:e687f321c428 | 23 | #define DMX_TIME_BREAK 100 // 100us (88us-1s) |
okini3939 | 9:e687f321c428 | 24 | #define DMX_TIME_MAB 10 // 10us (8us-1s) |
okini3939 | 15:4ea4a31c7609 | 25 | #define DMX_TIME_BETWEEN 200 // 10us (0-1s) |
okini3939 | 9:e687f321c428 | 26 | #define DMX_START_CODE 0 |
okini3939 | 0:cbff6bf41542 | 27 | |
okini3939 | 0:cbff6bf41542 | 28 | enum DMX_MODE { |
okini3939 | 0:cbff6bf41542 | 29 | DMX_MODE_BEGIN, |
okini3939 | 0:cbff6bf41542 | 30 | DMX_MODE_START, |
okini3939 | 0:cbff6bf41542 | 31 | DMX_MODE_BREAK, |
okini3939 | 0:cbff6bf41542 | 32 | DMX_MODE_MAB, |
okini3939 | 0:cbff6bf41542 | 33 | DMX_MODE_DATA, |
okini3939 | 0:cbff6bf41542 | 34 | DMX_MODE_ERROR, |
okini3939 | 4:dd0544c80096 | 35 | DMX_MODE_STOP, |
okini3939 | 0:cbff6bf41542 | 36 | }; |
okini3939 | 0:cbff6bf41542 | 37 | |
okini3939 | 0:cbff6bf41542 | 38 | /** DMX512 class (sender/client) |
okini3939 | 0:cbff6bf41542 | 39 | */ |
okini3939 | 0:cbff6bf41542 | 40 | class DMX { |
okini3939 | 0:cbff6bf41542 | 41 | public: |
okini3939 | 0:cbff6bf41542 | 42 | /** init DMX class |
okini3939 | 0:cbff6bf41542 | 43 | * @param p_tx TX serial port (p9, p13, p28) |
okini3939 | 0:cbff6bf41542 | 44 | * @param p_rx RX serial port (p10, p14, p27) |
okini3939 | 0:cbff6bf41542 | 45 | */ |
okini3939 | 0:cbff6bf41542 | 46 | DMX (PinName p_tx, PinName p_rx); |
okini3939 | 0:cbff6bf41542 | 47 | |
okini3939 | 6:9e7b4eeac6ec | 48 | /** Send the data |
okini3939 | 6:9e7b4eeac6ec | 49 | * @param addr DMX data address (0-511) |
okini3939 | 0:cbff6bf41542 | 50 | * @param data DMX data (0-255) |
okini3939 | 0:cbff6bf41542 | 51 | */ |
okini3939 | 6:9e7b4eeac6ec | 52 | void put (int addr, int data); |
okini3939 | 6:9e7b4eeac6ec | 53 | /** Send the data |
okini3939 | 6:9e7b4eeac6ec | 54 | * @param buf DMX data buffer |
okini3939 | 6:9e7b4eeac6ec | 55 | * @param addr DMX data address |
okini3939 | 6:9e7b4eeac6ec | 56 | * @param len data length |
okini3939 | 6:9e7b4eeac6ec | 57 | */ |
okini3939 | 6:9e7b4eeac6ec | 58 | void put (unsigned char *buf, int addr = 0, int len = DMX_SIZE); |
okini3939 | 0:cbff6bf41542 | 59 | |
okini3939 | 6:9e7b4eeac6ec | 60 | /** Send the data |
okini3939 | 7:16d6874076dd | 61 | * @param addr DMX data address (0-511) |
okini3939 | 0:cbff6bf41542 | 62 | * @return DMX data (0-255) |
okini3939 | 0:cbff6bf41542 | 63 | */ |
okini3939 | 6:9e7b4eeac6ec | 64 | int get (int addr); |
okini3939 | 6:9e7b4eeac6ec | 65 | /** Send the data |
okini3939 | 6:9e7b4eeac6ec | 66 | * @param buf DMX data buffer |
okini3939 | 6:9e7b4eeac6ec | 67 | * @param addr DMX data address |
okini3939 | 6:9e7b4eeac6ec | 68 | * @param len data length |
okini3939 | 6:9e7b4eeac6ec | 69 | */ |
okini3939 | 6:9e7b4eeac6ec | 70 | void get (unsigned char *buf, int addr = 0, int len = DMX_SIZE); |
okini3939 | 0:cbff6bf41542 | 71 | |
okini3939 | 6:9e7b4eeac6ec | 72 | /** Start DMX send operation |
okini3939 | 4:dd0544c80096 | 73 | */ |
okini3939 | 4:dd0544c80096 | 74 | void start (); |
okini3939 | 6:9e7b4eeac6ec | 75 | /** Stop DMX send operation |
okini3939 | 4:dd0544c80096 | 76 | */ |
okini3939 | 4:dd0544c80096 | 77 | void stop (); |
okini3939 | 12:1f176eee2d28 | 78 | /** Clear DMX data |
okini3939 | 12:1f176eee2d28 | 79 | */ |
okini3939 | 12:1f176eee2d28 | 80 | void clear (); |
okini3939 | 3:2eb66b4d99bd | 81 | |
okini3939 | 0:cbff6bf41542 | 82 | volatile int is_recived, is_sent; |
okini3939 | 0:cbff6bf41542 | 83 | |
okini3939 | 0:cbff6bf41542 | 84 | protected: |
okini3939 | 0:cbff6bf41542 | 85 | |
okini3939 | 0:cbff6bf41542 | 86 | void int_timer (); |
okini3939 | 0:cbff6bf41542 | 87 | void int_tx (); |
okini3939 | 0:cbff6bf41542 | 88 | void int_rx (); |
okini3939 | 0:cbff6bf41542 | 89 | |
okini3939 | 14:cef8749fd54d | 90 | // Serial _dmx; |
okini3939 | 13:9841af9ac344 | 91 | RawSerial _dmx; |
okini3939 | 0:cbff6bf41542 | 92 | Timeout timeout01; |
okini3939 | 6:9e7b4eeac6ec | 93 | volatile DMX_MODE mode_tx, mode_rx; |
okini3939 | 6:9e7b4eeac6ec | 94 | volatile int addr_tx, addr_rx; |
okini3939 | 6:9e7b4eeac6ec | 95 | unsigned char data_tx[DMX_SIZE]; |
okini3939 | 6:9e7b4eeac6ec | 96 | unsigned char data_rx[DMX_SIZE]; |
okini3939 | 6:9e7b4eeac6ec | 97 | |
okini3939 | 6:9e7b4eeac6ec | 98 | private: |
rosienej | 16:84a017ef96f8 | 99 | |
okini3939 | 13:9841af9ac344 | 100 | #if defined(TARGET_LPC1768) || defined(TARGET_LPC2368) || defined(TARGET_LPC4088) |
okini3939 | 8:d4a45bba41d2 | 101 | LPC_UART_TypeDef *_uart; |
okini3939 | 15:4ea4a31c7609 | 102 | #elif defined(TARGET_LPC11UXX) |
okini3939 | 8:d4a45bba41d2 | 103 | LPC_USART_Type *_uart; |
stanly88 | 10:b748aab8404c | 104 | #elif defined(TARGET_LPC11XX) |
stanly88 | 10:b748aab8404c | 105 | LPC_UART_TypeDef *_uart; |
rosienej | 16:84a017ef96f8 | 106 | #elif defined(TARGET_KL46Z) |
rosienej | 16:84a017ef96f8 | 107 | UARTLP_Type *_uart; |
okini3939 | 13:9841af9ac344 | 108 | #else |
rosienej | 16:84a017ef96f8 | 109 | //#error "this CPU not supported." |
okini3939 | 5:72039cd4c874 | 110 | #endif |
okini3939 | 0:cbff6bf41542 | 111 | |
okini3939 | 0:cbff6bf41542 | 112 | }; |
okini3939 | 0:cbff6bf41542 | 113 | |
okini3939 | 0:cbff6bf41542 | 114 | #endif |