George KJ6VU Ham since 1972 Repeater builder & QRP fan Sierra Radio Systems

Transcription

1

2 George KJ6VU Ham since 1972 Repeater builder & QRP fan Sierra Radio Systems Sierra repeater control system HamStack microcontroller platform Station automation and remote monitoring & control systems

3 Internet HOME REMOTE

4 Team Nick N3WG Author of HamLog, designer of PigTail George KJ6VU Designer of HamStack, SRS rptr controller Bruce W1GQ Wanted to remote his big contest / DX station Goals Combine existing client apps + HamStack With new stuff: BeagleBone + new SW + new HW Create a remote station control system

5 Rig control (PigRemote) Streaming audio (PigRemote)

6 Rig control (PigRemote) Streaming audio (PigRemote) Turn power on / off Measure voltage & current Measure RF wattage Measure temperature Alarm switch inputs Extra relay switching Change antennas Support multiple radios Station Controller

7 Field Test Name The City! Play video

8 Serial On the Road: User s PC Or ipad Back at the Shack: Radio Control & Audio Audio Internet Linux Host Serial Station Monitoring & Control Volt meters Current meter RF Power meter Temperature measurement Power control (AC/DC) Antenna switching Etc

9

10 Station Controller LAN or Internet 2.4 GHz Data link Ethernet PigRemote

11 RF 13.8 VDC AC

12 VOLTS AMPS RF 13.8 VDC WATTS TEMP VOLTS AC

13 RF 13.8 VDC AC power On/Off DC power On/Off Switch RF relays 3x SPDT relays Generate alarm tones

14

15 LAN or Internet Ethernet Linux Audio Serial BeagleBone Audio in/out Serial data to radio Ethernet Wireless data link to station controller + A bunch of software

16 Original Black BB White (Original) Specs CPU: 720 MHz ARM Cortex-A8 Memory (SDRAM): 512 MB Micro SD card for data storage Ethernet 2x I 2 C - 4x UARTS - I 2 S SPI - 66x 3.3V GPIO 7x ADC BB Black Additional Features 1 GHz CPU HDMI Audio & Video* $89 emmc (2GB on-board MMC card chip $45

17 BeagleBone ARM CPU RAM SD Card (disk) Ethernet UART - I2C GPIO USB Runs various Linux distros Etc Raspberry Pi

18 Ethernet USB usd Card HDMI Video & Audio RAM ARM CPU EMMC Blue = Both Beagle & Raspberry Green = Additional BeagleBone features UART 1 UART 2 UART 3 UART 4 GPIO GPIO I2C 1 I2C 2 SPI 1 SPI 2 A/D 1 A/D 2 A/D 3 A/D 4 A/D 5 A/D 6 A/D 7 4 UARTS >30 GPIO 2 I2C 2 SPI 7 A/D

19 PIC 18F4620 Microcontroller PIC 18F2620 Microcontroller

20 RF Data Radio DCN Device Control Network Tone Gen Speaker Configuration Switches Main CPU Optional LCD DIsplay DC Power Relays Current Sensor Temperature Probe +12 VDC Power RF Coupler (Wattmeter) 2x Digital Inputs 2x Analog Inputs 3x SPDT Relays +5v Swtiched output for AC relay 12V Input & Switched Output DCN Device Control Network

21 Main CPU Microchip PIC 18F4620 Front Panel CPU PIC 18F2620 CPU chips contain Processor core Flash memory for program storage RAM for variable storage Flash memory for data storage Input/output peripherals Digital input / output A to D converter input Serial UART Serial bus I2C, SPI, etc Pulse width modulator Timers More Main CPU Front Panel CPU

22 Xbee radio module 2.4 Ghz 1 mw ~30 range 63 mw range ¼ wave whip or RP-SMA stack Simple wireless serial cable Multiple nodes can share the network Each board has a unique network address

23 Rig control (PigRemote) Streaming audio (PigRemote) Turn power on / off Measure voltage & current Measure RF wattage Measure temperature Alarm switch inputs Extra relay switching Change antennas Support multiple radios

24 SPDT RF Relay Good to 250 W Measured to 181 MHz RS485 data over CAT5 Power Over CAT5

25 Connectors on top for outdoor chassis Connectors on bottom for metal Chassis Network Address Relay state LED Manual push button Network link status LED Device status LED 2x RJ45 network jacks Wall mount flange

26 RS485 Data +12 VDC Ground CAT5

27 LAN or Internet Ethernet PigRemote 2.4 GHz Data link

28

29 Rig control (PigRemote) Streaming audio (PigRemote) Turn power on / off Measure voltage & current Measure RF wattage Measure temperature Alarm switch inputs Extra relay switching Change antennas Support multiple radios

30

31 Rx1 Rx2 Rx3 Input buffer and isolation 4 in 1 out Audio Switch Buffer & master volume digital pot 10w Speaker amp Speaker enable Speaker out Rx4 Low Pass Filter Phones enable Headphone out USB RS485 RS232 Switches +12v Input HamStack CPU Power Supply LED Indicators Status

32 Rx1 Rx2 Rx3 Input buffer and isolation 4 in 1 out Audio Switch Buffer & master volume digital pot 10w Speaker amp Speaker enable Speaker out Rx4 Low Pass Filter Phones enable Headphone out USB RS485 RS232 Switches +12v Input HamStack CPU Power Supply LED Indicators Status Junction Box Tx1 14 Pole 2 Pos Switch Tx2 Junction Box Junction Box

33 Rig control (PigRemote) Streaming audio (PigRemote) Turn power on / off Measure voltage & current Measure RF wattage Measure temperature Alarm switch inputs Extra relay switching Change antennas Support multiple radios

34 Remote Station Operation Is Fun! Work the world from your laptop or ipad A lot to think about Rig control Audio streaming Station control and monitoring Lots of options Build it yourself Use commercial products Combo of both www. sierra radio.net