Rev 1726 | Go to most recent revision | Details | Last modification | View Log | SVN | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1266 | pengi | 1 | |
| 2 | #include "chn_ChnMaster.h" |
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| 3 | |||
| 4 | struct chn_ChnMaster_listener_t { |
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| 5 | uint16_t channel_id; |
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| 6 | void (*update_func)(uint16_t, uint16_t); /* channel, value */ |
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| 7 | }; |
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| 8 | |||
| 9 | struct chn_ChnMaster_listener_t chn_ChnMaster_listeners[ chn_ChnMaster_MAX_LISTENERS ]; |
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| 10 | uint8_t chn_ChnMaster_listenCount = 0; |
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| 11 | |||
| 12 | |||
| 13 | |||
| 14 | #ifdef chn_ChnMaster_USEEEPROM |
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| 15 | #include "chn_ChnMaster_eeprom.h" |
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| 16 | struct eeprom_chn_ChnMaster EEMEM eeprom_chn_ChnMaster = |
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| 17 | { |
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| 18 | { |
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| 19 | ///TODO: Define initialization values on the EEPROM variables here, this will generate a *.eep file that can be used to store this values to the node, can in future be done with a EEPROM module and the make-scrips. Write the values in the exact same order as the struct is defined in the *.h file. |
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| 20 | 0xAB, // x |
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| 21 | 0x1234 // y |
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| 22 | }, |
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| 23 | |||
| 24 | }; |
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| 25 | #endif |
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| 26 | |||
| 27 | void chn_ChnMaster_RegisterListener( uint16_t channel_id, void (*update_func)(uint16_t, uint16_t) ) { |
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| 28 | chn_ChnMaster_listeners[ chn_ChnMaster_listenCount ].update_func = update_func; |
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| 29 | chn_ChnMaster_listeners[ chn_ChnMaster_listenCount ].channel_id = channel_id; |
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| 30 | chn_ChnMaster_listenCount++; |
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| 31 | } |
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| 32 | |||
| 33 | void chn_ChnMaster_UpdateChannel( uint16_t channel_id, uint16_t value ) { |
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| 34 | StdCan_Msg_t txMsg; |
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| 35 | txMsg.Id = 0; |
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| 36 | StdCan_Set_class(txMsg.Header, CAN_MODULE_CLASS_CHN); |
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| 37 | |||
| 38 | txMsg.Id |= channel_id << 8; |
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| 39 | txMsg.Id |= chn_ChnMaster_ID; |
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| 40 | |||
| 41 | txMsg.Length = 2; |
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| 42 | txMsg.Data[0] = (value >>8)&0xFF; |
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| 43 | txMsg.Data[1] = (value )&0xFF; |
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| 44 | |||
| 45 | while( StdCan_Put(&txMsg) != StdCan_Ret_OK ); |
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| 46 | } |
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| 47 | |||
| 48 | |||
| 49 | void chn_ChnMaster_Init(void) |
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| 50 | { |
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| 51 | #ifdef chn_ChnMaster_USEEEPROM |
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| 52 | if (EEDATA_OK) |
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| 53 | { |
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| 54 | ///TODO: Use stored data to set initial values for the module |
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| 55 | blablaX = eeprom_read_byte(EEDATA.x); |
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| 56 | blablaY = eeprom_read_word(EEDATA.y); |
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| 57 | } else |
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| 58 | { //The CRC of the EEPROM is not correct, store default values and update CRC |
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| 59 | eeprom_write_byte_crc(EEDATA.x, 0xAB, WITHOUT_CRC); |
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| 60 | eeprom_write_word_crc(EEDATA.y, 0x1234, WITHOUT_CRC); |
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| 61 | EEDATA_UPDATE_CRC; |
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| 62 | } |
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| 63 | #endif |
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| 64 | ///TODO: Initialize hardware etc here |
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| 65 | |||
| 66 | // to use PCINt lib, call this function: (the callback function look as a timer callback function) |
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| 67 | // Pcint_SetCallbackPin(chn_ChnMaster_PCINT, EXP_C , &chn_ChnMaster_pcint_callback); |
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| 68 | |||
| 69 | } |
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| 70 | |||
| 71 | void chn_ChnMaster_Process(void) |
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| 72 | { |
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| 73 | ///TODO: Stuff that needs doing is done here |
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| 74 | } |
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| 75 | |||
| 76 | void chn_ChnMaster_HandleMessage(StdCan_Msg_t *rxMsg) |
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| 77 | { |
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| 78 | uint8_t i,j; |
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| 79 | uint16_t channel_id; |
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| 80 | uint16_t value; |
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| 81 | if ( StdCan_Ret_class(rxMsg->Header) == CAN_MODULE_CLASS_CHN) |
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| 82 | { |
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| 83 | if( (rxMsg->Id & (1L<<24)) == 0 ) { /* Value */ |
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| 84 | channel_id = (rxMsg->Id >> 8) & 0xFFFF; |
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| 85 | |||
| 86 | for( j=0; j<(rxMsg->Length&~1); j+=2 ) { |
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| 87 | value = (rxMsg->Data[j]<<8) | rxMsg->Data[j+1]; |
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| 88 | for( i=0; i<chn_ChnMaster_listenCount; i++ ) { |
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| 89 | if( chn_ChnMaster_listeners[i].channel_id == channel_id ) { |
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| 90 | (*chn_ChnMaster_listeners[i].update_func)( channel_id, value ); |
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| 91 | } |
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| 92 | } |
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| 93 | channel_id++; |
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| 94 | } |
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| 95 | } else { /* Metadata */ |
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| 96 | } |
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| 97 | } |
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| 98 | } |
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| 99 | |||
| 100 | void chn_ChnMaster_List(uint8_t ModuleSequenceNumber) |
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| 101 | { |
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| 102 | StdCan_Msg_t txMsg; |
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| 103 | |||
| 104 | StdCan_Set_class(txMsg.Header, CAN_MODULE_CLASS_CHN); |
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| 105 | StdCan_Set_direction(txMsg.Header, DIRECTIONFLAG_FROM_OWNER); |
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| 106 | txMsg.Header.ModuleType = CAN_MODULE_TYPE_CHN_CHNMASTER; |
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| 107 | txMsg.Header.ModuleId = chn_ChnMaster_ID; |
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| 108 | txMsg.Header.Command = CAN_MODULE_CMD_GLOBAL_LIST; |
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| 109 | txMsg.Length = 6; |
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| 110 | |||
| 111 | txMsg.Data[0] = NODE_HW_ID_BYTE0; |
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| 112 | txMsg.Data[1] = NODE_HW_ID_BYTE1; |
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| 113 | txMsg.Data[2] = NODE_HW_ID_BYTE2; |
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| 114 | txMsg.Data[3] = NODE_HW_ID_BYTE3; |
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| 115 | |||
| 116 | txMsg.Data[4] = NUMBER_OF_MODULES; |
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| 117 | txMsg.Data[5] = ModuleSequenceNumber; |
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| 118 | |||
| 119 | while (StdCan_Put(&txMsg) != StdCan_Ret_OK); |
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| 120 | } |