![](/media/cache/img/default_profile.jpg.50x50_q85.jpg)
OSC meeseage receiver for Sparkfun CC3000 WiFi Shield. Supports the following boards: FRDM-KL25Z,ST Nucleo F401RE,ST Nucleo F030R8,LPCXpresso1549,Seeduino-Arch-Pro.
Dependencies: cc3000_hostdriver_mbedsocket mbed
Revision 0:1c9ac526d377, committed 2014-08-31
- Comitter:
- xshige
- Date:
- Sun Aug 31 04:28:50 2014 +0000
- Commit message:
- OSC receiver(Sparkfun CC3000 WiFi Sheild meets mbed!) Supports the following boards with CC3000 Shield.; FRDM-KL25Z,ST Nucleo F401RE,ST Nucleo F030R8,LPCXpresso1549,Seeduino-Arch-Pro
Changed in this revision
diff -r 000000000000 -r 1c9ac526d377 OSCmsgCodec.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/OSCmsgCodec.cpp Sun Aug 31 04:28:50 2014 +0000 @@ -0,0 +1,198 @@ +/* +<---------------------------------------------------------------------------------- + + OSC message Codec(encoder/decoder) + + version: 1.2 (2014/ 8/30) decoder bufix + version: 1.1 (2013/11/20) support BIG_ENDIAN by #define + version: 1.0 (2013/11/10) + + Copyright (C) 2011,2013,2014 S.Komatsu + released under the MIT License: http://mbed.org/license/mit + + please refer to: http://opensoundcontrol.org/introduction-osc for OSC(Open Sound Control) + + The followings are supported: + + Features: + Packet Parsing (Client) + Packet Construction (Server) + Bundle NOT Support + Timetag NOT Support + + Type Support: + i: int32 + b: blob + s: string + f: float32 + m: MIDI message(port id, status byte, data1, data2) // I don't know the detail + + Change Log: + Bug(string length is not correct in encoding) Fix on 2013/11/10 (v0.9 -> v1.0) + +>---------------------------------------------------------------------------------- +*/ + +#include "OSCmsgCodec.h" +//#define BIG_ENDIAN + +int lenAlign4B(int len) { + if ((len % 4) == 0) {return len; } + else {return len+4-(len % 4);} +} + + +int encOSCmsg(char *packet , union OSCarg *msg){ + // output buffer must be cleared before call this + char *p, *s, *d, *typeTag; + char c; + + p=packet; + d=p; + s=msg[0].address; // address + for(int i=0; i<strlen(msg[0].address); i++) *d++ = *s++; + *d=0; // terminator +// p += 4*((strlen(msg[0].address)+1)/4+1); + p += lenAlign4B(strlen(msg[0].address)+1); + // + s=msg[1].typeTag; + d=p; + for(int i=0; i<strlen(msg[1].typeTag); i++) *d++ = *s++; + *d=0; // terminator +// p += 4*((strlen(msg[1].s)+1)/4+1); + p += lenAlign4B(strlen(msg[1].typeTag)+1); + // + typeTag=msg[1].s+1; // skip ',' + for(int n=0; n<strlen(typeTag); n++){ + c = typeTag[n]; + if (('s'==c)) { + s=msg[n+2].s; + d=p; + for(int i=0; i<strlen(msg[n+2].s); i++) *d++ = *s++; + *d=0; // terminater +// p += 4*((strlen(msg[n+2].s)+1)/4+1); + p += lenAlign4B(strlen(msg[n+2].s)+1); + } + else if (('i'==c)||('f'==c)) { +#ifdef BIG_ENDIAN + // no change endian (big to big) + p[0]=msg[n+2]._b[0]; + p[1]=msg[n+2]._b[1]; + p[2]=msg[n+2]._b[2]; + p[3]=msg[n+2]._b[3]; +#else + // change endian (little to big) + p[0]=msg[n+2]._b[3]; + p[1]=msg[n+2]._b[2]; + p[2]=msg[n+2]._b[1]; + p[3]=msg[n+2]._b[0]; +#endif + p +=4; + } + else if ('b'==c) { + // put length of blog +#ifdef BIG_ENDIAN + // no change endian (big to big) + p[0]=msg[n+2]._b[0]; + p[1]=msg[n+2]._b[1]; + p[2]=msg[n+2]._b[2]; + p[3]=msg[n+2]._b[3]; +#else + // change endian (little to big) + p[0]=msg[n+2]._b[3]; + p[1]=msg[n+2]._b[2]; + p[2]=msg[n+2]._b[1]; + p[3]=msg[n+2]._b[0]; +#endif + p +=4; + // get ponter of blog (copy to msg[n].blog.p) + s=msg[n+2].blob.p; + d=p; + for(int i=0; i<msg[n+2].blob.len; i++) *d++ = *s++; + p += 4*(msg[n+2].blob.len/4+1); + } + else if ('m'==c) { + // get midi data (copy to msg[n].m[]) + p[0]=msg[n+2].m[0]; + p[1]=msg[n+2].m[1]; + p[2]=msg[n+2].m[2]; + p[3]=msg[n+2].m[3]; + p +=4; + } + else { + //printf("*** Not Supported TypeTag:%s ****\n",typeTag); + } + }; + return (p-packet); // return packet size +}; + +void decOSCmsg(char *packet , union OSCarg *msg){ + // Caution: the returned result points to packet as blobs or strings (not newly allocatd) + char *p, *typeTag; + char c; int n; + + msg[0].address = packet; // address + msg[1].typeTag = packet+4*((strlen(msg[0].s)+1)/4+1);//typeTag + typeTag=msg[1].s+1; // skip ',' + + // bugfix 2014/8/30 + if (strlen(typeTag)%2 == 0) p= msg[1].s+4*((strlen(msg[1].s)+1)/4); + else p= msg[1].s+4*((strlen(msg[1].s)+1)/4+1); + + for(n=0; n<strlen(typeTag); n++){ + c = typeTag[n]; + if (('s'==c)) { + msg[n+2].s=p; + //p += 4*((strlen(msg[n+2].s)+1)/4+1); + p += lenAlign4B(strlen(msg[n+2].s)+1); + } + else if (('i'==c)||('f'==c)) { +#ifdef BIG_ENDIAN + // no change endian (big to big) + msg[n+2]._b[0]=p[0]; + msg[n+2]._b[1]=p[1]; + msg[n+2]._b[2]=p[2]; + msg[n+2]._b[3]=p[3]; +#else + // change endian (big to little) + msg[n+2]._b[3]=p[0]; + msg[n+2]._b[2]=p[1]; + msg[n+2]._b[1]=p[2]; + msg[n+2]._b[0]=p[3]; +#endif + p +=4; + } + else if ('b'==c) { + // get lenth of blog (copy to msg[n].blog.len) +#ifdef BIG_ENDIAN + // no change endian (big to big) + msg[n+2]._b[0]=p[0]; + msg[n+2]._b[1]=p[1]; + msg[n+2]._b[2]=p[2]; + msg[n+2]._b[3]=p[3]; +#else + // change endian (big to little) + msg[n+2]._b[3]=p[0]; + msg[n+2]._b[2]=p[1]; + msg[n+2]._b[1]=p[2]; + msg[n+2]._b[0]=p[3]; +#endif + p +=4; + // get ponter of blog (copy to msg[n].blog.p) + msg[n+2].blob.p=p; + //p += 4*(msg[n+2].blob.len/4+1); + p += lenAlign4B(msg[n+2].blob.len+1); + } + else if ('m'==c) { + // get midi data (copy to msg[n].m[]) + msg[n+2].m[0]=p[0]; + msg[n+2].m[1]=p[1]; + msg[n+2].m[2]=p[2]; + msg[n+2].m[3]=p[3]; + p +=4; + } + else { + //printf("*** Not Supported TypeTag:%s ****\n",typeTag); + } + }; +};
diff -r 000000000000 -r 1c9ac526d377 OSCmsgCodec.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/OSCmsgCodec.h Sun Aug 31 04:28:50 2014 +0000 @@ -0,0 +1,30 @@ +// OSC message Codec Header +// 2013/10/28 +#ifndef _OSCMSGCODEC_H +#define _OSCMSGCODEC_H + +#include <string.h> + +int encOSCmsg(char *packet , union OSCarg *msg); +// makes packet from OSC message and returns packet size + +void decOSCmsg(char *packet , union OSCarg *msg); +// makes OSC message from packet + +union OSCarg { + // char*, int and float are assumed four bytes + char *address; + char *typeTag; + long int i; // int32 for Arduino(16bits) + float f; + char *s; + struct { + long int len; // is "int i" + char *p; + } + blob; + char m[4]; // for MIDI + char _b[4]; // endian conversion temp variable +}; + +#endif // _OSCMSGCODEC_H
diff -r 000000000000 -r 1c9ac526d377 cc3000_hostdriver_mbedsocket.lib --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/cc3000_hostdriver_mbedsocket.lib Sun Aug 31 04:28:50 2014 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/Kojto/code/cc3000_hostdriver_mbedsocket/#ca8c234997c0
diff -r 000000000000 -r 1c9ac526d377 main.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Sun Aug 31 04:28:50 2014 +0000 @@ -0,0 +1,159 @@ +/* + + CC3000 OSC message receiver + + Sparkfun CC3000 WiFi Shield meets mbed! + + This program supports the following mbed boards with Sparkfun CC3000 Sheild. + '#define' switches board.(refer to source code) + (1)FRDM-KL25Z (KL25Z) + (2)ST Nucleo F401RE (STM32F401) + (3)ST Nucleo F030R8 (STM32F030) + (4)LPCXpresso1549 (LPC1549) + (5)Seeduino-Arch-Pro (ARCH_PRO) + + Please push RESET button on CC3000 WiFi Shield to start the program. + + reference: + https://www.sparkfun.com/products/12071 for CC300 Shield + http://opensoundcontrol.org/introduction-osc for OSC(Open Sound Control) + + date: 2014/8/31 + written by: xshige + +console out sample: +---------------------------------- +C3000 OSC receiver demo. +IP address: 192.168.0.2 + +Wait for packet... +incomming OSC msg: +/1 , +Received packet from: 192.168.0.23 +------------------- + +Wait for packet... +incomming OSC msg: +/1/fader3 ,f 0.565401 +Received packet from: 192.168.0.23 +------------------- + +Wait for packet... +incomming OSC msg: +/1/fader3 ,f 0.565401 +Received packet from: 192.168.0.23 +------------------- + +Wait for packet... +incomming OSC msg: +/4 , +Received packet from: 192.168.0.23 +------------------- + +Wait for packet... +incomming OSC msg: +/3 , +Received packet from: 192.168.0.23 +------------------- + +Wait for packet... +incomming OSC msg: +/3/xy ,ff 0.604869 0.505618 +Received packet from: 192.168.0.23 +------------------- + +Wait for packet... +---------------------------------- +*/ + +#include "mbed.h" +#include "cc3000.h" + +// define board you like (KL25Z, LPC1549, STM32F401, STM32F030 ...) +//#define KL25Z +#define STM32F401 +//#define STM32F030 +//#define LPC1549 +//#define ARCH_PRO + +// define SSID, PASSWORD you like +#define SSID "ssid" +#define PASSWORD "password" + +#include "UDPSocket.h" + +using namespace mbed_cc3000; + +/* cc3000 module declaration specific for user's board. */ +#if defined(KL25Z) +// for KL25Z +cc3000 wifi(PTD4, PTC9, PTD0, SPI(PTD2, PTD3, PTD1), SSID, PASSWORD, WPA2, false); +Serial pc(USBTX, USBRX); +#endif +#if defined(STM32F401) +// for Nucleo STM32F401 +cc3000 wifi(PA_10, PA_8, PB_6, SPI(PA_7, PA_6, PA_5), SSID, PASSWORD, WPA2, false); +// for Nucleo STM32F401 +Serial pc(SERIAL_TX, SERIAL_RX); +#endif +#if defined(STM32F030) +// for Nucleo STM32F030 +cc3000 wifi(PA_10, PA_8, PB_6, SPI(PA_7, PA_6, PA_5), SSID, PASSWORD, WPA2, false); +// for Nucleo STM32F030 +Serial pc(SERIAL_TX, SERIAL_RX); +#endif +#if defined(LPC1549) +// for LPC1549 +cc3000 wifi(P0_29, P0_0, P0_27, SPI(P0_28, P0_12, P0_16), SSID, PASSWORD, WPA2, false); +Serial pc(USBTX, USBRX); +#endif +#if defined(ARCH_PRO) +// for Seeed Studio Arch Pro +cc3000 wifi(P0_4, P2_5, P0_6, SPI(P0_9, P0_8, P0_7), SSID, PASSWORD, WPA2, false); +Serial pc(USBTX, USBRX); +#endif + +// OSC related +#include "OSCmsgCodec.h" + +#define INCOMMING_PORT 8000 + +#define PACKET_SIZE 512 +#define RECBUF_SIZE 256 +#define PERIOD_BUZZER 10 + +union OSCarg msg[10]; +char recbuf[RECBUF_SIZE],buff[PACKET_SIZE],packet[PACKET_SIZE]; + +int main() { + pc.baud(115200); + + printf("\n\nCC3000 OSC receiver demo. \n"); + wifi.init(); + if (wifi.connect() == -1) { + printf("Failed to connect. Please verify connection details and try again. \n"); + } else { + printf("IP address: %s \n", wifi.getIPAddress()); + } + + UDPSocket sock; + sock.bind(INCOMMING_PORT); + + Endpoint receiver; + + while (true) { + printf("\nWait for packet...\n"); + int n = sock.receiveFrom(receiver, recbuf, sizeof(recbuf)); + if (n > 0) { + decOSCmsg(recbuf, msg); + pc.printf("incomming OSC msg:\n%s %s", msg[0].address, msg[1].typeTag); + for(int m=0; m < (strlen(msg[1].typeTag)-1); m++) { + if (msg[1].typeTag[m+1]=='f') pc.printf(" %f",msg[m+2].f); + if (msg[1].typeTag[m+1]=='i') pc.printf(" %d",msg[m+2].i); + } + pc.printf("\n"); + printf("Received packet from: %s \n", receiver.get_address()); + printf("-------------------\n"); + }; + } // while +}
diff -r 000000000000 -r 1c9ac526d377 mbed.bld --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Sun Aug 31 04:28:50 2014 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/9327015d4013 \ No newline at end of file