From a6e18604befdb6a954542f7722c8d55424065621 Mon Sep 17 00:00:00 2001 From: Nicholas Corgan Date: Thu, 17 Jul 2014 11:50:50 -0700 Subject: OctoClock firmware upgrade, added host driver * OctoClock can communicate with UHD over Ethernet * Can read NMEA strings from GPSDO and send to host * Added multi_usrp_clock class for clock devices * uhd::device can now filter to return only USRP devices or clock devices * New OctoClock bootloader can accept firmware download over Ethernet * Added octoclock_burn_eeprom,octoclock_firmware_burner utilities * Added test_clock_synch example to show clock API --- firmware/octoclock/lib/gpsdo.c | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 firmware/octoclock/lib/gpsdo.c (limited to 'firmware/octoclock/lib/gpsdo.c') diff --git a/firmware/octoclock/lib/gpsdo.c b/firmware/octoclock/lib/gpsdo.c new file mode 100644 index 000000000..a6a7daaca --- /dev/null +++ b/firmware/octoclock/lib/gpsdo.c @@ -0,0 +1,37 @@ +/* + * Copyright 2014 Ettus Research LLC + * + * This program 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 + * (at your option) any later version. + * + * This program 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 this program. If not, see . + */ + +#include + +#include +#include +#include + +void send_gpsdo_cmd(char* buf, uint8_t size){ + for(uint8_t i = 0; i < size; i++) usart_putc(buf[i]); +} + +//Serial out +ISR(USART1_RX_vect){ + gpsdo_buf[gpsdo_state.pos] = UDR1; + + if(gpsdo_state.pos == (POOLSIZE-1)){ + gpsdo_state.num_wraps++; + gpsdo_state.pos = 0; + } + else gpsdo_state.pos++; +} -- cgit v1.2.3