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@ -26,20 +26,13 @@ uint8_t sesc;
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uint32_t saddress;
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uint32_t saddress;
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uint8_t slen;
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uint8_t slen;
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uint8_t smessage[62];
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uint8_t smessage[62];
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uint8_t slocked;
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uint8_t sbusy;
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volatile uint16_t sdelay;
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uint16_t sdelay;
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uint8_t waitack;
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uint8_t waitack;
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uint32_t aaddress;
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uint32_t aaddress;
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uint8_t actl;
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uint8_t alen;
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uint8_t alink;
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uint8_t amessage[62];
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uint8_t asent;
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uint8_t asent;
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uint8_t dsent;
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uint8_t gotack;
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uint8_t gotack;
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uint8_t configled;
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uint8_t configled;
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@ -67,6 +60,7 @@ static uint16_t crc16shift(uint16_t crc, uint8_t data)
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static void readaddr(void)
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static void readaddr(void)
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{
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{
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// my_address=eeprom_read_dword((const uint32_t *)EESIZE-4);
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((uint8_t*)&my_address)[0]=eeprom_read_byte((const uint8_t *)EESIZE-4);
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((uint8_t*)&my_address)[0]=eeprom_read_byte((const uint8_t *)EESIZE-4);
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((uint8_t*)&my_address)[1]=eeprom_read_byte((const uint8_t *)EESIZE-3);
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((uint8_t*)&my_address)[1]=eeprom_read_byte((const uint8_t *)EESIZE-3);
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((uint8_t*)&my_address)[2]=eeprom_read_byte((const uint8_t *)EESIZE-2);
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((uint8_t*)&my_address)[2]=eeprom_read_byte((const uint8_t *)EESIZE-2);
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@ -203,18 +197,16 @@ static uint8_t senddsc(void)
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UDR0 = 0xFE;
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UDR0 = 0xFE;
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sind = 1;
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sind = 1;
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sesc = 0;
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sesc = 0;
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dsent = 1;
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sdisc = 1;
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sdisc = 1;
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sdelay = 1000 + (rand() & 0x1F);
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return ~0;
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return ~0;
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}
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}
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static uint8_t is_bus_free(void)
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static uint8_t is_bus_free(void)
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{
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{
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if(sdelay || slocked)
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if(sdelay - hbw_timer > 0x7FFF)
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return 0;
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return 1;
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return 1;
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return 0;
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}
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}
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static void announce(void)
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static void announce(void)
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@ -241,8 +233,8 @@ static void announce(void)
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smessage[13] = HBWSERIAL7;
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smessage[13] = HBWSERIAL7;
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smessage[14] = HBWSERIAL8;
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smessage[14] = HBWSERIAL8;
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smessage[15] = HBWSERIAL9;
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smessage[15] = HBWSERIAL9;
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sendmsg();
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if (sendmsg())
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asent = 1;
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asent = 1;
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}
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}
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@ -269,104 +261,30 @@ void hbw_init(void)
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UCSR0B = (1 << TXEN0) | (1 << RXEN0) | (1 << RXCIE0);
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UCSR0B = (1 << TXEN0) | (1 << RXEN0) | (1 << RXCIE0);
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UCSR0C = (1 << UPM01) | (1 << UCSZ01) | (1 << UCSZ00);
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UCSR0C = (1 << UPM01) | (1 << UCSZ01) | (1 << UCSZ00);
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OCR2A = 249;
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OCR2A = 0xF9;
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TIMSK2 |= (1 << OCIE2A);
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TIMSK2 |= (1 << OCIE2A);
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TCCR2A |= (1 << WGM21);
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TCCR2A |= (1 << WGM21);
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TCCR2B = TCCR2B | (1 << CS22);
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TCCR2B = TCCR2B | (1 << CS21) | (1 << CS20);
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rind = 0;
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rind = 0;
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sind = 0;
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sind = 0;
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sdisc = 0;
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sdisc = 0;
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rready = 0;
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rready = 0;
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asent = 0;
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asent = 0;
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dsent = 0;
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hbw_timer = 0;
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hbw_timer = 0;
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gotack = 0;
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gotack = 0;
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waitack = 0;
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waitack = 0;
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configled = 0;
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configled = 0;
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configbutton = 0;
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configbutton = 0;
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configstate = 0;
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configstate = 0;
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slocked = 0;
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sbusy = 0;
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alink = 0;
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readaddr();
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readaddr();
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hbw_read_config();
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srand(my_address);
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srand(my_address);
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sdelay = 1000 + (rand() & 0x1F);
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sdelay = 1000 + (rand() & 0x1F);
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sei();
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sei();
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}
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}
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void snext(void)
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static void process(void)
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{
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uint8_t linkchannel;
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if (amessage[0] != 'K') {
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alink = 0;
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return;
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}
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while (alink < HBW_MAXLINKS) {
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linkchannel = eeprom_read_byte((const uint8_t *)(alink*6)+HBW_LINKOFFS);
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if (amessage[1] == linkchannel) {
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((uint8_t*)&aaddress)[0]=eeprom_read_byte((const uint8_t *)(alink*6)+HBW_LINKOFFS+1);
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((uint8_t*)&aaddress)[1]=eeprom_read_byte((const uint8_t *)(alink*6)+HBW_LINKOFFS+2);
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((uint8_t*)&aaddress)[2]=eeprom_read_byte((const uint8_t *)(alink*6)+HBW_LINKOFFS+3);
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((uint8_t*)&aaddress)[3]=eeprom_read_byte((const uint8_t *)(alink*6)+HBW_LINKOFFS+4);
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linkchannel=eeprom_read_byte((const uint8_t *)(alink*6)+HBW_LINKOFFS+5);
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if(aaddress == my_address) {
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hbw_receive_key(linkchannel, amessage[3] >> 2, amessage[3] & 0x3);
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} else {
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amessage[2] = linkchannel;
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sbusy = 1;
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alink++;
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return;
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}
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}
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alink++;
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}
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alink = 0;
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}
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void sprocess(void)
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{
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if (gotack) {
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gotack = 0;
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waitack = 0;
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sbusy= 0;
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snext();
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return;
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}
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if (!is_bus_free())
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return;
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if(waitack > 2) {
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waitack = 0;
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sbusy= 0;
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snext();
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return;
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}
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saddress = aaddress;
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sctl = actl;
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slen = alen;
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memcpy(smessage,amessage,slen);
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if (!sendmsg())
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return;
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if (aaddress == 0xFFFFFFFF) {
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sbusy = 0;
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snext();
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return;
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}
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waitack++;
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gotack = 0;
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sdelay = 100 + (rand() & 0x1F);
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}
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static void rprocess(void)
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{
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{
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uint8_t seq,i;
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uint8_t seq,i;
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uint16_t addr;
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uint16_t addr;
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@ -424,6 +342,8 @@ static void rprocess(void)
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sendmsg();
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sendmsg();
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break;
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break;
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case 'v':
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case 'v':
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if (rlen != 2)
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return;
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smessage[0] = HBWMAJOR;
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smessage[0] = HBWMAJOR;
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smessage[1] = HBWMINOR;
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smessage[1] = HBWMINOR;
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slen = 2;
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slen = 2;
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@ -479,20 +399,6 @@ static void rprocess(void)
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break;
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break;
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}
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}
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}
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}
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if ((rdest == 0xFFFFFFFF) &&
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((rctl & 0x11) == 0x10)) {
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if(!rlen)
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return;
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switch (rmessage[0]) {
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case 'z':
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slocked = 1;
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break;
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case 'Z':
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slocked = 0;
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break;
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}
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}
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}
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}
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static void eeprom_clear(void)
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static void eeprom_clear(void)
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@ -507,23 +413,14 @@ void hbw_loop(void)
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{
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{
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rloop();
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rloop();
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if (rready) {
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if (rready) {
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rprocess();
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process();
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rready = 0;
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rready = 0;
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}
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}
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if (sbusy) {
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sprocess();
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} else {
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if (!dsent) {
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if (is_bus_free()) {
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senddsc();
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}
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}
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if (!asent) {
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if (!asent) {
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if (is_bus_free()) {
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if (is_bus_free()) {
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announce();
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announce();
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}
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}
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}
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}
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}
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#ifdef ConfigButton
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#ifdef ConfigButton
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switch (configstate) {
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switch (configstate) {
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@ -553,14 +450,14 @@ void hbw_loop(void)
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}
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}
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break;
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break;
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case 3:
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case 3:
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configled = (hbw_timer & 128)?0:1;
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configled = ((hbw_timer % 400) > 200)?0:1;
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if (bit_is_set(PIND, ConfigButton)) {
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if (bit_is_set(PIND, ConfigButton)) {
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configstate = 4;
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configstate = 4;
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configtimer = hbw_timer;
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configtimer = hbw_timer;
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}
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}
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break;
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break;
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case 4:
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case 4:
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|
|
|
configled = (hbw_timer & 128)?0:1;
|
|
|
|
configled = ((hbw_timer % 400) > 200)?0:1;
|
|
|
|
if (((hbw_timer - configtimer) > 2000) &&
|
|
|
|
if (((hbw_timer - configtimer) > 2000) &&
|
|
|
|
(bit_is_set(PIND, ConfigButton))) {
|
|
|
|
(bit_is_set(PIND, ConfigButton))) {
|
|
|
|
configstate = 0;
|
|
|
|
configstate = 0;
|
|
|
@ -570,13 +467,12 @@ void hbw_loop(void)
|
|
|
|
(bit_is_clear(PIND, ConfigButton))) {
|
|
|
|
(bit_is_clear(PIND, ConfigButton))) {
|
|
|
|
configstate = 5;
|
|
|
|
configstate = 5;
|
|
|
|
configled = 0;
|
|
|
|
configled = 0;
|
|
|
|
|
|
|
|
eeprom_clear();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
break;
|
|
|
|
case 5:
|
|
|
|
case 5:
|
|
|
|
configled = (hbw_timer & 512)?0:1;
|
|
|
|
|
|
|
|
if (((hbw_timer - configtimer) > 20) &&
|
|
|
|
if (((hbw_timer - configtimer) > 20) &&
|
|
|
|
(bit_is_set(PIND, ConfigButton))) {
|
|
|
|
(bit_is_set(PIND, ConfigButton))) {
|
|
|
|
eeprom_clear();
|
|
|
|
|
|
|
|
configstate = 0;
|
|
|
|
configstate = 0;
|
|
|
|
configled = 0;
|
|
|
|
configled = 0;
|
|
|
|
asent = 0;
|
|
|
|
asent = 0;
|
|
|
@ -592,54 +488,52 @@ void hbw_loop(void)
|
|
|
|
#endif
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
uint8_t hbw_send_key(uint8_t channel, uint8_t count, uint8_t flag)
|
|
|
|
uint8_t hbw_send_channel(uint8_t channel, uint8_t length, uint8_t const * const data, uint32_t target_address)
|
|
|
|
{
|
|
|
|
{
|
|
|
|
if (sbusy)
|
|
|
|
if (gotack) {
|
|
|
|
return 0;
|
|
|
|
gotack = 0;
|
|
|
|
|
|
|
|
waitack = 0;
|
|
|
|
if (alink)
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
alen = 4;
|
|
|
|
|
|
|
|
actl = 0xF8;
|
|
|
|
|
|
|
|
amessage[0] = 'K';
|
|
|
|
|
|
|
|
amessage[1] = channel;
|
|
|
|
|
|
|
|
amessage[2] = 0;
|
|
|
|
|
|
|
|
amessage[3] = (flag & 3) | (count << 2);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
aaddress = 0xFFFFFFFF;
|
|
|
|
|
|
|
|
sbusy = 1;
|
|
|
|
|
|
|
|
alink = 0;
|
|
|
|
|
|
|
|
return 1;
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
uint8_t hbw_send_channel(uint8_t channel, uint8_t length, uint8_t const * const data)
|
|
|
|
if (!is_bus_free())
|
|
|
|
{
|
|
|
|
|
|
|
|
if (sbusy)
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
|
|
|
|
if (alink)
|
|
|
|
if(waitack > 2) {
|
|
|
|
return 0;
|
|
|
|
waitack = 0;
|
|
|
|
|
|
|
|
return 2;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
alen = length + 2;
|
|
|
|
slen = length + 2;
|
|
|
|
actl = 0xF8;
|
|
|
|
sctl = 0xF8;
|
|
|
|
|
|
|
|
aaddress = target_address;
|
|
|
|
|
|
|
|
if(aaddress == 0) {
|
|
|
|
((uint8_t*)&aaddress)[0]=eeprom_read_byte((const uint8_t *)2);
|
|
|
|
((uint8_t*)&aaddress)[0]=eeprom_read_byte((const uint8_t *)2);
|
|
|
|
((uint8_t*)&aaddress)[1]=eeprom_read_byte((const uint8_t *)3);
|
|
|
|
((uint8_t*)&aaddress)[1]=eeprom_read_byte((const uint8_t *)3);
|
|
|
|
((uint8_t*)&aaddress)[2]=eeprom_read_byte((const uint8_t *)4);
|
|
|
|
((uint8_t*)&aaddress)[2]=eeprom_read_byte((const uint8_t *)4);
|
|
|
|
((uint8_t*)&aaddress)[3]=eeprom_read_byte((const uint8_t *)5);
|
|
|
|
((uint8_t*)&aaddress)[3]=eeprom_read_byte((const uint8_t *)5);
|
|
|
|
|
|
|
|
// aaddress = eeprom_read_dword((const uint32_t *)2);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
amessage[0] = 'i';
|
|
|
|
saddress = aaddress;
|
|
|
|
amessage[1] = channel;
|
|
|
|
smessage[0] = 'i';
|
|
|
|
memcpy(&(amessage[2]), data, length);
|
|
|
|
smessage[1] = channel;
|
|
|
|
sbusy = 1;
|
|
|
|
memcpy(&(smessage[2]), data, length);
|
|
|
|
|
|
|
|
sendmsg();
|
|
|
|
|
|
|
|
if (aaddress == 0xFFFFFFFF)
|
|
|
|
return 1;
|
|
|
|
return 1;
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
waitack++;
|
|
|
|
|
|
|
|
gotack = 0;
|
|
|
|
|
|
|
|
sdelay = hbw_timer + 100 + (rand() & 0x1F);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
ISR(USART_RX_vect)
|
|
|
|
ISR(USART_RX_vect)
|
|
|
|
{
|
|
|
|
{
|
|
|
|
uint8_t c;
|
|
|
|
uint8_t c;
|
|
|
|
|
|
|
|
|
|
|
|
sdelay = 100 + (rand() & 0x1F);
|
|
|
|
sdelay = hbw_timer + 100 + (rand() & 0x1F);
|
|
|
|
|
|
|
|
|
|
|
|
c = UDR0;
|
|
|
|
c = UDR0;
|
|
|
|
if (c == 0xFE) {
|
|
|
|
if (c == 0xFE) {
|
|
|
@ -706,7 +600,5 @@ ISR(TIMER2_COMPA_vect)
|
|
|
|
{
|
|
|
|
{
|
|
|
|
cli();
|
|
|
|
cli();
|
|
|
|
hbw_timer++;
|
|
|
|
hbw_timer++;
|
|
|
|
if (sdelay)
|
|
|
|
|
|
|
|
sdelay--;
|
|
|
|
|
|
|
|
sei();
|
|
|
|
sei();
|
|
|
|
}
|
|
|
|
}
|
|
|
|