improved logic.
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parent
1f00c20815
commit
7a6a9e62e4
1 changed files with 5 additions and 13 deletions
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@ -232,13 +232,8 @@ cc1020_send(const void *buf, unsigned short len)
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cc1020_txbuf[cc1020_txlen++] = TAIL;
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cc1020_txbuf[cc1020_txlen++] = TAIL;
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cc1020_set_rx();
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if ((cc1020_state & CC1020_RX_SEARCHING) == 0) {
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// Wait until the receiver is idle.
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while (cc1020_state & CC1020_RX_SEARCHING);
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// Wait for the medium to become idle.
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if (cc1020_carrier_sense()) {
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while (cc1020_carrier_sense());
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// Then wait for a short pseudo-random time before sending.
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@ -259,7 +254,6 @@ cc1020_send(const void *buf, unsigned short len)
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// clean up
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cc1020_txlen = 0;
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if (cc1020_state & CC1020_TURN_OFF) {
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CC1020_SET_OPSTATE(CC1020_RX | CC1020_RX_SEARCHING);
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cc1020_off();
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} else {
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cc1020_set_rx();
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@ -288,10 +282,10 @@ cc1020_read(void *buf, unsigned short size)
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// reset receiver
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cc1020_rxlen = 0;
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CC1020_SET_OPSTATE(CC1020_RX | CC1020_RX_SEARCHING);
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if ((cc1020_state & CC1020_TURN_OFF) && (cc1020_txlen == 0)) {
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cc1020_off();
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} else {
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CC1020_SET_OPSTATE(CC1020_RX | CC1020_RX_SEARCHING);
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ENABLE_RX_IRQ();
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}
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@ -361,8 +355,6 @@ PROCESS_THREAD(cc1020_receiver_process, ev, data)
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if(receiver_callback != NULL) {
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receiver_callback(&cc1020_driver);
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} else {
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printf("cc1020_receiver_process no callback function defined\n");
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}
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}
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@ -422,7 +414,7 @@ interrupt(UART0RX_VECTOR) cc1020_rxhandler(void)
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// Update RSSI.
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rssi = cc1020_read_reg(CC1020_RSS);
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CC1020_SET_OPSTATE(CC1020_RX | CC1020_RX_RECEIVING);
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} else if( cc1020_state & CC1020_RX_RECEIVING ) {
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} else if (cc1020_state & CC1020_RX_RECEIVING) {
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if (syncbs == 0) {
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cc1020_rxbuf[cc1020_rxlen] = RXBUF0;
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} else {
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