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Diffstat (limited to 'software/hhd70dongle/c1101lib.c')
-rw-r--r-- | software/hhd70dongle/c1101lib.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/software/hhd70dongle/c1101lib.c b/software/hhd70dongle/c1101lib.c new file mode 100644 index 0000000..875e6d6 --- /dev/null +++ b/software/hhd70dongle/c1101lib.c @@ -0,0 +1,60 @@ +/* + * + * mur.sat + * + * Somewhen in the year 2012, mur.at will have a nano satellite launched + * into a low earth orbit (310 km above the surface of our planet). The + * satellite itself is a TubeSat personal satellite kit, developed and + * launched by interorbital systems. mur.sat is a joint venture of mur.at, + * ESC im Labor and realraum. + * + * Please visit the project hompage at sat.mur.at for further information. + * + * + * Copyright (C) 2012 Bernhard Tittelbach <xro@realraum.at> + * + * This file is part of mur.sat. + * + * mur.sat is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * any later version. + * + * mur.sat is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with mur.sat. If not, see <http://www.gnu.org/licenses/>. + * + */ +#include "avr/io.h" +#include "util/delay.h" + +#include "c1101lib.h" +#include "spi.h" +//#include "usb_rawhid.h" + + +#max len: 64 bytes +void writeTXFifo(char *buffer, len) +{ + //check TXBYTES.NUM_TXBYTES + // never write more bytes than avaiblabe or doom ensues + + +} + +#max returned: 64 bytes +int readRXFifo(char *buffer) +{ + //check RXBYTES.NUM_RXBYTES + // never read more bytes than avaiblabe or we will read garbage + + //note: if RX transmission fills fifo buffer at exact same time as last RX Fifo Bit is read via SPI, Fifo Pointer will not be properly updated + // and last read byte will be duplicated. + // thus: don't last avialable FIFO Bytes unless we can be sure that it will be the last byte of a packet and we can be sure that a following duplicated byte is actually an Fifo duplication and not an actually recieved byte ! + + +}
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