// ----------------------------------------------------------------------------
void artnet_main(void) {
if (artnet_dmxInComplete == TRUE) {
if (artnet_dmxInChanged == TRUE) {
artnet_sendDmxPacket();
artnet_dmxInChanged = FALSE;
}
artnet_dmxInComplete = FALSE;
artnet_dmxChannels = 0;
}
if(artnet_poll == 1)
{
artnet_poll = 0;
artnet_sendPollReply();
}
if (DMXIOPinPort & (1 << DMXIOPin))
{
artnet_rs485_safty_counter++;
if(artnet_rs485_safty_counter > 250)
{
artnet_dmxChannels = 511;
// setup USART
PORTD |= (1 << 2);
PORTD |= (1 << 1);
UBRR0 = (F_CPU / (250000* 16L) - 1);
UCSR0C|= (1<<USBS0); //USBS0 2 Stop bits
UCSR0B|= (1<<TXEN0)|(1<<TXCIE0); // TXEN0 Transmitter enable / TXCIE0 TX complete interrupt enable
UDR0 = 0;//start transmitting
artnet_rs485_safty_counter = 0;
}
}
}
/* ----------------------------------------------------------------------------
* receive Art-Net packet
*/
void
artnet_get(void)
{
struct artnet_header *header;
header = (struct artnet_header *) uip_appdata;
/* check the id */
if (strncmp_P((char *) header->id, artnet_ID, 8))
{
ARTNET_DEBUG("Wrong ArtNet header, discarded\r\n");
artnet_status = RC_PARSE_FAIL;
return;
}
switch (header->opcode)
{
case OP_POLL:;
struct artnet_poll *poll;
ARTNET_DEBUG("Received artnet poll packet!\r\n");
poll = (struct artnet_poll *) uip_appdata;
processPollPacket(poll);
break;
case OP_POLLREPLY:;
ARTNET_DEBUG("Received artnet poll reply packet!\r\n");
break;
case OP_OUTPUT:;
uip_ipaddr_t artnet_pollReplyTarget;
struct artnet_dmx *dmx;
ARTNET_DEBUG("Received artnet output packet!\r\n");
dmx = (struct artnet_dmx *) uip_appdata;
uip_ipaddr_copy(&artnet_pollReplyTarget, BUF->srcipaddr);
if (dmx->universe == ((artnet_subNet << 4) | artnet_outputUniverse))
{
if (artnet_dmxDirection == 0)
{
uint16_t len = ((dmx->lengthHi << 8) + dmx->length);
set_dmx_channels((const uint8_t *) &dmx->dataStart,
artnet_outputUniverse, 0, len);
if (artnet_sendPollReplyOnChange == TRUE)
{
artnet_pollReplyCounter++;
artnet_sendPollReply(&artnet_pollReplyTarget);
}
}
}
break;
case OP_ADDRESS:;
case OP_IPPROG:;
break;
default:
ARTNET_DEBUG("Received an invalid artnet packet!\r\n");
break;
}
}
void
processPollPacket(struct artnet_poll *poll)
{
if ((poll->talkToMe & 2) == 2)
artnet_sendPollReplyOnChange = TRUE;
else
artnet_sendPollReplyOnChange = FALSE;
if ((poll->talkToMe & 1) == 1)
artnet_pollReplyTarget = *uip_hostaddr;
else
artnet_pollReplyTarget = (uint64_t) 0xffffffff;
artnet_sendPollReply();
}
/* ----------------------------------------------------------------------------
* initialization of Art-Net
*/
void
artnet_init(void)
{
ARTNET_DEBUG("Init\n");
/* read Art-Net port */
artnet_port = CONF_ARTNET_PORT;
/* read netconfig */
artnet_netConfig = NETCONFIG_DEFAULT;
/* read subnet */
artnet_subNet = SUBNET_DEFAULT;
artnet_inputUniverse = CONF_ARTNET_INUNIVERSE;
artnet_outputUniverse = CONF_ARTNET_OUTUNIVERSE;
#ifdef CONF_ARTNET_SEND_POLL_REPLY
artnet_sendPollReplyOnChange = 1;
#else
artnet_sendPollReplyOnChange = 0;
#endif
strcpy_P(artnet_shortName, PSTR("e6ArtNode"));
strcpy_P(artnet_longName, PSTR("e6ArtNode hostname: " CONF_HOSTNAME));
set_CONF_ARTNET_OUTPUT_IP(&artnet_outputTarget);
/* dmx storage connection */
artnet_conn_id = dmx_storage_connect(artnet_inputUniverse);
if (artnet_conn_id != -1)
{
artnet_connected = TRUE;
ARTNET_DEBUG("Connection to dmx-storage established! id:%d\r\n",
artnet_conn_id);
}
else
{
artnet_connected = FALSE;
ARTNET_DEBUG("Connection to dmx-storage couldn't be established!\r\n");
}
/* net_init */
artnet_netInit();
/* annouce that we are here */
ARTNET_DEBUG("send PollReply\n");
artnet_sendPollReply(&all_ones_addr);
/* enable PollReply on changes */
artnet_sendPollReplyOnChange = TRUE;
ARTNET_DEBUG("init complete\n");
return;
}
// ----------------------------------------------------------------------------
// process an ArtPoll packet
void processPollPacket(struct artnet_poll *poll) {
if ((poll->talkToMe & 2) == 2) {
artnet_sendPollReplyOnChange = TRUE;
} else {
artnet_sendPollReplyOnChange = FALSE;
}
if ((poll->talkToMe & 1) == 1) {
struct IP_Header *ip;
ip = (struct IP_Header *)ð_buffer[IP_OFFSET];
artnet_pollReplyTarget = ip->IP_Srcaddr;
} else {
artnet_pollReplyTarget = (unsigned long)0xffffffff;
}
artnet_sendPollReply();
}
void
processPollPacket(struct artnet_poll *poll)
{
uip_ipaddr_t poll_reply_target;
if ((poll->talkToMe & 2) == 2)
artnet_sendPollReplyOnChange = TRUE;
else
artnet_sendPollReplyOnChange = FALSE;
if ((poll->talkToMe & 1) == 1)
uip_ipaddr_copy(poll_reply_target, uip_hostaddr);
else
uip_ipaddr_copy(poll_reply_target, all_ones_addr);
artnet_sendPollReply(&poll_reply_target);
/* we send a dmx packet on a poll packet, if artnet_sendPollReplyOnChange is active */
if (artnet_sendPollReplyOnChange)
artnet_sendDmxPacket();
}
// ----------------------------------------------------------------------------
// initialization of Art-Net
void artnet_init(void) {
// set ports for USART, port direction and dip-switches
DMXDirectionPort |= (1<<DMXTXD)|(1<<DMXDIR_IO); // DIR_IO and TXD Output
//PULLUP DMX IN/OUT
DMXIOPullupPort |= (1<<DMXIOPullupPin);
// read Art-Net port
artnet_port = PORT_DEFAULT;
// read netconfig
artnet_netConfig = NETCONFIG_DEFAULT;
// read subnet
artnet_subNet = SUBNET_DEFAULT;
artnet_inputUniverse1 = INUNIVERSE_DEFAULT;
// read nr. of output universe
artnet_outputUniverse1 = OUTUNIVERSE_DEFAULT;
// read short name
strcpy_P(artnet_shortName, PSTR("AvrArtNode\0"));
artnet_shortName[SHORT_NAME_LENGTH - 1] = 0;
// read long name
strcpy_P(artnet_longName, PSTR("AVR based Art-Net node\0"));
artnet_longName[LONG_NAME_LENGTH - 1] = 0;
artnet_netInit();
// annouce that we are here
artnet_sendPollReply();
// enable PollReply on changes
artnet_sendPollReplyOnChange = TRUE;
return;
}
// ----------------------------------------------------------------------------
// receive Art-Net packet
void artnet_get(unsigned char index) {
struct artnet_header *header;
header = (struct artnet_header *)ð_buffer[UDP_DATA_START];
//check the id
if(strcasestr_P((char*)&header->id,PSTR("Art-Net")) == 0){
//ARTNET_DEBUG("Wrong ArtNet header, discarded\r\n");
artnet_status = RC_PARSE_FAIL;
return;
}
switch(header->opcode)
{
//OP_POLL
case (OP_POLL):{
struct artnet_poll *poll;
//ARTNET_DEBUG("Received artnet poll packet!\r\n");
poll = (struct artnet_poll *)ð_buffer[UDP_DATA_START];
processPollPacket(poll);
return;
}
//OP_POLLREPLY
case (OP_POLLREPLY):{
//ARTNET_DEBUG("Received artnet poll reply packet!\r\n");
return;
}
//OP_OUTPUT
case (OP_OUTPUT):{
struct artnet_dmx *dmx;
//ARTNET_DEBUG("Received artnet output packet!\r\n");
dmx = (struct artnet_dmx *)ð_buffer[UDP_DATA_START];
if (dmx->universe == ((artnet_subNet << 4) | artnet_outputUniverse1))
{
if (artnet_dmxDirection == 0)
{
artnet_dmxChannels = (dmx->lengthHi << 8) | dmx->length;
memcpy((unsigned char*)&artnet_dmxUniverse[0], &(dmx->dataStart), artnet_dmxChannels);
if (artnet_dmxTransmitting == FALSE)
{
// setup USART
DMXPort |= (1 << DMXDIR_IO);
DMXPort |= (1 << DMXTXD);
UBRR0 = (F_CPU / (250000* 16L) - 1);
UCSR0C|= (1<<USBS0); //USBS0 2 Stop bits
UCSR0B|= (1<<TXEN0)|(1<<TXCIE0); // TXEN0 Transmitter enable / TXCIE0 TX complete interrupt enable
UDR0 = 0;//start transmitting
artnet_dmxTransmitting = TRUE;
if (artnet_sendPollReplyOnChange == TRUE) {
artnet_pollReplyCounter++;
artnet_sendPollReply();
}
}
isActive = 1;
}
}
return;
}
//OP_ADDRESS
case (OP_ADDRESS):{
struct artnet_address *address;
//ARTNET_DEBUG("Received artnet address packet!\r\n");
address = (struct artnet_address *)ð_buffer[UDP_DATA_START];
//processAddressPacket(address);
return;
}
//OP_IPPROG
case (OP_IPPROG):{
struct artnet_ipprog *ipprog;
//ARTNET_DEBUG("Received artnet ip prog packet!\r\n");
ipprog = (struct artnet_ipprog *)ð_buffer[UDP_DATA_START];
//processIpProgPacket(ipprog);
return;
}
}
}
int16_t
parse_cmd_artnet_pollreply(int8_t * cmd, int8_t * output, uint16_t len)
{
artnet_sendPollReply(&all_ones_addr);
return ECMD_FINAL_OK;
}
/* ----------------------------------------------------------------------------
* receive Art-Net packet
*/
void artnet_get(void) {
struct artnet_header *header;
header = (struct artnet_header *)uip_appdata;
/* check the id */
if ( (header->id[0] != 'A') ||
(header->id[1] != 'r') ||
(header->id[2] != 't') ||
(header->id[3] != '-') ||
(header->id[4] != 'N') ||
(header->id[5] != 'e') ||
(header->id[6] != 't') ||
(header->id[7] != 0 ) )
{
ARTNET_DEBUG("Wrong ArtNet header, discarded\r\n");
artnet_status = RC_PARSE_FAIL;
return;
}
if (header->opcode == OP_POLL) {
struct artnet_poll *poll;
ARTNET_DEBUG("Received artnet poll packet!\r\n");
poll = (struct artnet_poll *)uip_appdata;
// processPollPacket(poll);
} else if (header->opcode == OP_POLLREPLY) {
ARTNET_DEBUG("Received artnet poll reply packet!\r\n");
} else if (header->opcode == OP_OUTPUT) {
struct artnet_dmx *dmx;
ARTNET_DEBUG("Received artnet output packet!\r\n");
dmx = (struct artnet_dmx *)uip_appdata;
if (dmx->universe == ((artnet_subNet << 4) | artnet_outputUniverse1)) {
if (artnet_dmxDirection == 0) {
uint16_t len = (dmx->lengthHi << 8) + dmx->length;
ARTNET_DEBUG ("Updating %d channels ...\n", len);
#ifdef DMX_SUPPORT
if (len > CONF_DMX_MAX_CHAN) len = CONF_DMX_MAX_CHAN;
memcpy (dmx_data, &dmx->dataStart, len);
dmx_prg = 0;
#endif /* DMX_SUPPORT */
#ifdef STELLA_SUPPORT
stella_dmx(&dmx->dataStart, len);
#endif
if (artnet_sendPollReplyOnChange == TRUE) {
artnet_pollReplyCounter++;
artnet_sendPollReply();
}
}
}
} else if (header->opcode == OP_ADDRESS) {
struct artnet_address *address;
ARTNET_DEBUG("Received artnet address packet!\r\n");
address = (struct artnet_address *)uip_appdata;
// processAddressPacket(address);
} else if (header->opcode == OP_IPPROG) {
struct artnet_ipprog *ipprog;
ARTNET_DEBUG("Received artnet ip prog packet!\r\n");
ipprog = (struct artnet_ipprog *)uip_appdata;
// processIpProgPacket(ipprog);
}
}
int16_t
parse_cmd_artnet_pollreply (char *cmd, char *output, uint16_t len)
{
artnet_sendPollReply();
return ECMD_FINAL_OK;
}
/* ----------------------------------------------------------------------------
* initialization of Art-Net
*/
void artnet_init(void) {
ARTNET_DEBUG("Init\n");
/* read Art-Net port */
// eeprom_read_block(&artnet_port, (unsigned char *)ARTNET_PORT_EEPROM_STORE, 2);
// if (artnet_port == 0xFFFF) {
artnet_port = PORT_DEFAULT;
// }
/* read netconfig */
// artnet_netConfig = eeprom_read_byte((unsigned char *)ARTNET_NETCONFIG_EEPROM_STORE);
// if (artnet_netConfig == 0xFF) {
artnet_netConfig = NETCONFIG_DEFAULT;
// }
/* read subnet */
// artnet_subNet = eeprom_read_byte((unsigned char *)ARTNET_SUBNET_EEPROM_STORE);
// if (artnet_subNet == 0xFF) {
artnet_subNet = SUBNET_DEFAULT;
// }
/* read nr. of input universe */
// artnet_inputUniverse1 = eeprom_read_byte((unsigned char *)ARTNET_INUNIVERSE_EEPROM_STORE);
// if (artnet_inputUniverse1 == 0xFF) {
artnet_inputUniverse1 = INUNIVERSE_DEFAULT;
// }
/* read nr. of output universe */
// artnet_outputUniverse1 = eeprom_read_byte((unsigned char *)ARTNET_OUTUNIVERSE_EEPROM_STORE);
// if (artnet_outputUniverse1 == 0xFF) {
artnet_outputUniverse1 = OUTUNIVERSE_DEFAULT;
// }
/* read short name */
// eeprom_read_block(&artnet_shortName, (unsigned char *)ARTNET_SHORTNAME_EEPROM_STORE, SHORT_NAME_LENGTH);
// if ((*((unsigned long*)&artnet_shortName[0])) == 0xFFFFFFFF) {
/* fill with zeroes */
for (unsigned char i = 0; i < SHORT_NAME_LENGTH; i++) {
artnet_shortName[i] = 0;
}
strcpy_P(artnet_shortName, PSTR("AvrArtNode"));
// }
artnet_shortName[SHORT_NAME_LENGTH - 1] = 0;
/* read long name */
// eeprom_read_block(&artnet_longName, (unsigned char *)ARTNET_LONGNAME_EEPROM_STORE, LONG_NAME_LENGTH);
// if ((*((unsigned long*)&artnet_longName[0])) == 0xFFFFFFFF) {
/* fill with zeroes */
for (unsigned char i = 0; i < LONG_NAME_LENGTH; i++) {
artnet_longName[i] = 0;
}
strcpy_P(artnet_longName, PSTR("AVR based Art-Net node"));
// }
artnet_longName[LONG_NAME_LENGTH - 1] = 0;
// ARTNET_DEBUG("net init\n");
artnet_netInit();
/* annouce that we are here */
ARTNET_DEBUG("send PollReply\n");
artnet_sendPollReply();
/* enable PollReply on changes */
artnet_sendPollReplyOnChange = TRUE;
ARTNET_DEBUG("init complete\n");
return;
}