Suga koubou
DMX512 library test http://mbed.org/users/okini3939/notebook/dmx512
Revision 4:4a566dc74bfb, committed 2013-09-02
- Comitter:
- okini3939
- Date:
- Mon Sep 02 08:16:11 2013 +0000
- Parent:
- 3:f8a105b2daf3
- Child:
- 5:d3b2ebcd5c25
- Commit message:
- fix library
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/DMX.lib Mon Sep 02 08:16:11 2013 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/okini3939/code/DMX/#e687f321c428
--- a/DMX/DMX.cpp Fri Jun 03 13:20:01 2011 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,136 +0,0 @@
-/*
- * DMX512 send/recv library
- * Copyright (c) 2011 Hiroshi Suga
- * Released under the MIT License: http://mbed.org/license/mit
- */
-
-/** @file DMX.cpp
- * @brief DMX512 send/recv
- */
-
-#include "mbed.h"
-#include "DMX.h"
-
-DMX::DMX (PinName p_tx, PinName p_rx) : dmx(p_tx, p_rx) {
- int i;
-
- for (i = 0; i < DMX_SIZE; i ++) {
- data_tx[i] = 0;
- data_rx[i] = 0;
- }
- mode_tx = DMX_MODE_BEGIN;
- mode_rx = DMX_MODE_BEGIN;
-
- if (p_tx == p9) {
- uart_lcr = &LPC_UART3->LCR;
- } else
- if (p_tx == p13) {
- uart_lcr = &LPC_UART1->LCR;
- } else
- if (p_tx == p28) {
- uart_lcr = &LPC_UART2->LCR;
- }
- if (p_rx == p10) {
- uart_lsr = &LPC_UART3->LSR;
- } else
- if (p_rx == p14) {
- uart_lsr = &LPC_UART1->LSR;
- } else
- if (p_rx == p27) {
- uart_lsr = &LPC_UART2->LSR;
- }
-
- dmx.baud(250000);
- dmx.format(8, Serial::None, 2);
- dmx.attach(this, &DMX::int_rx, Serial::RxIrq);
-
- timeout01.attach_us(this, &DMX::int_timer, DMX_TIME_BETWEEN);
-}
-
-void DMX::put (int ch, int data) {
- data_tx[ch] = data;
-}
-
-int DMX::get (int ch) {
- return data_rx[ch];
-}
-
-void DMX::int_timer () {
-
- switch (mode_tx) {
- case DMX_MODE_BEGIN:
- // Break Time
- timeout01.detach();
- *uart_lcr |= (1 << 6);
- mode_tx = DMX_MODE_BREAK;
- timeout01.attach_us(this, &DMX::int_timer, DMX_TIME_BREAK);
- break;
-
- case DMX_MODE_BREAK:
- // Mark After Break
- timeout01.detach();
- *uart_lcr &= ~(1 << 6);
- mode_tx = DMX_MODE_MAB;
- timeout01.attach_us(this, &DMX::int_timer, DMX_TIME_MAB);
- break;
-
- case DMX_MODE_MAB:
- // Start code
- timeout01.detach();
- addr_tx = 0;
- mode_tx = DMX_MODE_DATA;
- dmx.attach(this, &DMX::int_tx, Serial::TxIrq);
- dmx.putc(0);
- break;
- }
-}
-
-void DMX::int_tx () {
- // Data
- if (mode_tx == DMX_MODE_DATA) {
- dmx.putc(data_tx[addr_tx]);
- addr_tx ++;
-
- if (addr_tx >= DMX_SIZE) {
- dmx.attach(0, Serial::TxIrq);
- mode_tx = DMX_MODE_BEGIN;
- timeout01.attach_us(this, &DMX::int_timer, DMX_TIME_BETWEEN);
- }
- }
-}
-
-void DMX::int_rx () {
- int flg, dat;
-
- flg = *uart_lsr;
- dat = dmx.getc();
-
- if (flg & (1 << 3) || flg & (1 << 4)) {
- // Break Time
- mode_rx = DMX_MODE_BREAK;
- return;
- }
-
- if (mode_rx == DMX_MODE_BREAK) {
-
- // Start Code
- if (dat == 0) {
- addr_rx = 0;
- mode_rx = DMX_MODE_DATA;
- } else {
- mode_rx = DMX_MODE_ERROR;
- }
-
- } else
- if (mode_rx == DMX_MODE_DATA) {
-
- // Data
- data_rx[addr_rx] = dat;
- addr_rx ++;
-
- if (addr_rx >= DMX_SIZE) {
- mode_rx = DMX_MODE_BEGIN;
- }
- }
-}
-
--- a/DMX/DMX.h Fri Jun 03 13:20:01 2011 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,71 +0,0 @@
-/*
- * DMX512 send/recv library
- * Copyright (c) 2011 Hiroshi Suga
- * Released under the MIT License: http://mbed.org/license/mit
- */
-
-/** @file DMX.h
- * @brief DMX512 send/recv
- */
-
-#ifndef DMX_H
-#define DMX_H
-
-#include "mbed.h"
-
-#define DMX_SIZE 512
-#define DMX_TIME_BREAK 100 // 100us
-#define DMX_TIME_MAB 10 // 10us
-#define DMX_TIME_BETWEEN 10 // 10us
-
-enum DMX_MODE {
- DMX_MODE_BEGIN,
- DMX_MODE_START,
- DMX_MODE_BREAK,
- DMX_MODE_MAB,
- DMX_MODE_DATA,
- DMX_MODE_ERROR,
-};
-
-/** DMX512 class (sender/client)
- */
-class DMX {
-public:
- /** init DMX class
- * @param p_tx TX serial port (p9, p13, p28)
- * @param p_rx RX serial port (p10, p14, p27)
- */
- DMX (PinName p_tx, PinName p_rx);
-
- /** Send the message
- * @param ch DMX data address (0-511)
- * @param data DMX data (0-255)
- */
- void put (int ch, int data);
-
- /** Send the message
- * @param ch DMX data address (0-511)
- * @return DMX data (0-255)
- */
- int get (int ch);
-
-protected:
-
- void int_timer ();
- void int_tx ();
- void int_rx ();
-
- Serial dmx;
- Timeout timeout01;
- __IO uint8_t *uart_lcr;
- __I uint8_t *uart_lsr;
- volatile DMX_MODE mode_tx, mode_rx;
- volatile int addr_tx, addr_rx;
- unsigned char data_tx[512];
- unsigned char data_rx[512];
-
-private:
-
-};
-
-#endif
\ No newline at end of file
--- a/main.cpp Fri Jun 03 13:20:01 2011 +0000
+++ b/main.cpp Mon Sep 02 08:16:11 2013 +0000
@@ -12,29 +12,29 @@
int main() {
int i, n;
- // OUTPUT1: fade in / OUTPUT2: fade out
- while(1) {
- for (n = 0; n < 256; n ++) {
- dmx1.put(0, n);
- dmx2.put(0, 255 - n);
- led_r = (float)n / 255;
- led_y = (float)(255 - n) / 255;
- wait(0.02);
- }
+ dmx1.start();
+ dmx2.start();
+
+ for (i = 0; i < 512; i ++) {
+ dmx1.put(i, i & 0xff);
+ dmx2.put(i, 255 - (i & 0xff));
}
-
-/*
- // INPUT1 -> OUTPUT2 / INPUT2 -> OUTPUT1
- while (1) {
+
+ while(1) {
+ n = 1;
for (i = 0; i < 512; i ++) {
- n = dmx1.get(i);
- dmx2.put(i, n);
- n = dmx2.get(i);
- dmx1.put(i, n);
+ if (dmx1.get(i) != (i & 0xff)) {
+ n = 0;
+ }
}
- led_r = (float)dmx1.get(0) / 255;
- led_y = (float)dmx2.get(0) / 255;
- wait(0.1);
+ led_y = n;
+
+ n = 1;
+ for (i = 0; i < 512; i ++) {
+ if (dmx2.get(i) != 255 - (i & 0xff)) {
+ n = 0;
+ }
+ }
+ led_r = n;
}
-*/
-}
+}
\ No newline at end of file
--- a/mbed.bld Fri Jun 03 13:20:01 2011 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,1 +0,0 @@ -http://mbed.org/users/mbed_official/code/mbed/builds/63bcd7ba4912