GammaRay User Manual
Contents
1. 5543 Connect to Input ba 2 Connect to Input B Connect to any Input Connect to GND POWER 5V 6 OUTPUT A 5 OUTPUT B 4 E o O Y PUSHBUTTON SWITCH GROUND EL Alternate schematic for 5 pin variety of optical encoders POWER 5V 5 OUTPUT A 4 OUTPUT B 3 e A e WK e 3 39 PUSHBUTTON e SWITCH GROUND SN Beta Innovations c 2006 http www betainnovations com 13 Beta Innovations Gammatron Expansion Port Scan Matrix Mode Pin Out O Col Row Row Row sow O 6 x 8 Scan Matrix Wiring In scan matrix mode the GammaTron expansion port Port C will organize the inputs in 6 x 8 fashion 6 rows by 8 columns GND or VCC pins must not be used in this mode in order to avoid shorting the matrix pins In order to avoid ghosting false inputs signals diodes are required if using toggle switches or if multiple switches are to be turned on at the same time Any suitable rectifier diode may be used such as the 1N4148 These can be eliminated if only momentary switches are used and only one switch is pressed at a time All scan matrix inputs will appear as 48 additional inputs starting at 129 through to 176 Beta Innovations c 2006 http www betainnovations com 14 Beta Innovations ROW 3 25 26 827 828 8294 8304 3314 532 T T T T T T T ROW 4 Saal 34 535 T T T ROW 5 S42 T2. Innovations Gamma USB Module PORT B Beta Innovations 2005 zi m e k Se i mas K l P tr te B FREES EE DRUI 1 Ae 8 8 a EP Be ee eS eee KKK a WS 2 Mr LE ur D n PE L E DNK BD m LI F CATH u i 1 1 i i i L i i i B NS T rt D EX M M MN E um E E M MN M M Wm d M M M NM NM NM NM NM NM laammalron Rev 1 00 Product ID 710 Board Rev 1 00 Date June 24 2007 Firmware Rev 1 11 Beta Innovations c 2006 http www betainnovations com Beta Innovations Table of Contents Mal e ek WN Saige ce ecw ieee 5 M 6 Flash Loader Mode m lee 7 RESET dE ege 7 Gamimalron IESEL 8 BURON let P T E 8 10 APP 10 PONA a lO 10 D PIT 7 10 Rota Mode FIN Pe Tr 11 Mechanical Optical Rotary E
3. e 51 52 53 54 55 56 57 58 T T T T T T T T ROW 1 S9 s10 11 3121 13 3144 315 s16 ROW 2 517 818 319 520 521 s22 23 524 S39 T S37 S38 i S45 s46 S47 S48 T T T T S43 T ROW 6 COL1 COL2 COL3 COL4 COLS COLG COL COLS IMPORTANT When activating Scan Matrix mode disconnect all switches wired to ground pins in order to avoid short circuit conditions possibly causing permanent damage to the GammaTron module port pins No grounds should be connected to any of the pins in this mode GT 64X Mode Hefer to the GT 64X user manual for connection details Beta Innovations c 2006 http www betainnovations com 15 Beta Innovations Connecting Various Switches The GammaTron module main ports do not use a scan matrix type of input layout As such diodes are not required since it does not suffer from phantom signals when activating several switch inputs at the same time This in turn simplifies wiring considerably as illustrated in figure 2 oimplified Wiring E IM Wei 7 To Input 1 To Input 2 To Input 15 To Input 16 To COMMON GND Pin Figure 2 Simplified Wiring SPST Toggle Switches On Off Connect to any COMMON pin d Connect to any INPUT pin SPDT Switches On On Connect to any INPUT pin Connect to any COMMON GND pin Connect to any INPUT pin Beta Innovations c 2006 http www betainnovations com 16
4. Beta Innovations Rocker Switches On Off On Connect to any INPUT pin Connect to any COMMON GND pin Connect to any INPUT pin Push Button Switches Connect to any COMMON GND pin Connect to any INPUT Multi Position Rotary Switches Multi Position Rotary Switches come in many configurations but the most important thing to note is that they all share one or several common pins These common pins must to be connected to any one of the common GND pins found on the GammarTron unit All other pins can be connected to any one of the inputs as required Connect to any input 9 Connect to any input pin 9 d Connect to any COMMON GND Connect to any input pin Connect to any input pin Beta Innovations c 2006 http www betainnovations com 17 Beta Innovations Hardware Specifications All inputs on the GammarTron are active low which means you must ground an input in order to register a high ON signal at the output Most operating systems will detect and load the appropriate HID driver for your device and do not require that a custom device driver be installed Maximum power consumption is 2 5W 500 mA and is powered by the USB bus You do not need to use an external power supply for this device when connecting several optical encoders or circuitry to the onboard power pins 5 Vcc specifically added for this purpose It is imperative that these devices
5. Tron firmware The jumper must be removed after successful firmware update prior to rebooting the device See the Device Manager utility user manual for details on firmware update procedures Beta Innovations c 2006 http www betainnovations com 7 Beta Innovations Gammatron Input Structure Buttons Structure Digital Inputs 1 2 Ce He Rotary Pairs 10 11 12 13 14 15 59 60 63 Decoded Rotary 65 66 67 68 69 70 71 SS _81_ The structure above lists the input order as seen by applications running on systems supporting USB HID compliant devices When digital inputs are configured as rotary encoders decoded outputs will be in pairs as illustrated below If push pull or toggle functionality is activated the output will toggle between the blue and green channels Standard Push Pull or Mode Toggle Mode Decoded Rotary1_ 1 DecodedRotary2 3 67 Decoded Rotary3 5 _9_ Decoded Rotary6 11 _15_ Decoded Rotary 10 19 Decoded Rotary 11 21 Decoded Rotary 12 23 Decoded Rotary 13 25 N NINININIJIN N N 01 GO 00 NSN TN Beta Innovations 2006 http www betainnovations com 8 Beta Innovations Decoded Rotary 14 Decoded Rotary 17 Due to the limited number of inputs push pull and toggle switches on rotaries limit the number of usable rotaries to 16 fo
6. als or ghosting and do not require individual diodes such as scan matrix designs simplifying wiring considerably Through a simple to use software configuration utility device firmware can be easily updated adding new features when they become available Additionally various parameters and many aspects of the device can be controlled adjusted activated or deactivated to meet individual needs In each case the GammarTron unit will reconfigure itself in real time As such the configuration settings can be altered at any time during normal operation without the need to reset the device Driver installation is automatic and most OS will install the required drivers without any user intervention Note Reset JP5 should be removed prior to plugging the device into a USB port Beta Innovations c 2006 http www betainnovations com 6 Beta Innovations Flash Loader Mode JP5 The GammaTron USB module consists of 2 devices in 1 In Flash Loader mode the module enumerates as a self programming device used solely for updating the core firmware via USB In Standard Device mode the unit operates as a standard device RESET Jumper JP5 Flash Loader mode one Enable Flash Loader mode Disable default RESET jumper JP5 can be used to restart the device in Flash Loader mode It should remain open disable for normal device operation The device can be set in Flash Loader mode when needed in order to update the core Gammar
7. dard Mode Beta Innovations c 2006 http www betainnovations com 18 Beta Innovations Mechanical Specifications 2 80 in 2 60 10 20 Cams Kr e oi c L c lec Jg 109 3 a EJ de ei c E BC Ma zn pem n L3 T Th 5 18 on c 5 DL Ls 5 n e JP 4 48 Be re _ S D zi D z gt m 3 3 t H 3 o c a Ly rb po 3 ja ul S Ak D Pa CH c e el m i ha CH EE 3 Le AMMATRON Visit www betainnovations com for the availability of expansion modules and accessories Beta Innovations c 2006 http www betainnovations com
8. ncoders 11 Connecting Mechanical Rotary Encoders 11 Connecting Optical Rotary Encoders 12 Connecting Optical Rotary Encoders with Pushbutton Switch 13 GammaTron Expansion POLL ipea rien rr ees iia 14 Scan Matrix Mode 14 Mall RATIS 14 SS 15 Connecting EE EE 16 Simplified Wiring 16 SPST Toggle Switches OMOT ME 16 SPDT Switches OMON nennen nennen nennen 16 Rocker Switches Cmn COn Om 17 e o ea 17 Multi Position Rotary 17 Beta Innovations c 2006 http www betainnovations com 2 Beta innovations Hardware Specifications Device Status LEDs Mechanical Specifications Beta Innovations c 2006 http www betainnovations com Beta Innovations GammaTron USB Module Expansion Port Power Connector Input Ports OP ns 2 BamnaTron 1 00 USB Connector Reset Jumper Status Indicator Leds Figure 1 GammaTron Beta Innovations c 2006 http www betainnovations com Beta Innovations Main Features Easy installation The GammaTron is a Full Speed USB HID compliant device which employs default drivers supplied by most OS and powered by the USB Bu
9. not consume more than 500 mA Doing so will trip the short circuit protection which will shut down all power to external devices and circuitry When this happens the yellow LED D3 will turn off DO NOT EXCEED 100 mA when connecting the GammaTron to a bus powered USB HUB The USB HUB will not be able to provide sufficient current This will lead to one of several outcomes depending on the design o GammaTron will fail to enumerate and will not function o The HUB will shut down until current drain falls below 100 mA o The HUB will continue to operate but devices connected to this HUB may display erratic behavior or fail entirely Use self powered HUBs that have their own power source wall adapter or connect the GammarTron directly into the USB ports of your PC As per USB specifications PC host USB ports must be able to supply up to 500 mA per port NOTE DO NOT CONNECT of the Gammatron Vcc pins to external power supplies or voltage sources Although common grounds can be safely connected to external grounds it is not recommended and should be avoided whenever possible Doing so may adversely affect performance possibly causing strange or erratic behavior under certain conditions Device Status LEDs D1 D2 Description e Off O Off Device not powered not enumerated On Off Device configured in standard device mode On Blinking Transmitting data to USB host Flash Loader Mode Transmitting data to USB host Stan
10. pin Rotary encoder pins 8 B are connected to any input pair for decoding Mechanical Optical Rotary Encoders Typically rotary encoders require a decoder circuit in order to convert the output signals into a usable form by software applications in order to distinguish between CW and CCW rotation Any input pair on the GammarTron can be configured for rotary encoder support whereby all decoding is done in firmware eliminating the need for external decoding circuitry Supported rotary encoder output signals can be Gray code 1 1 1 2 or 1 4 decoding 1X Decoding 2X Decoding 4X Decoding Connecting Mechanical Rotary Encoders e Connect to Rotary Input 2 Connect to GND Connect to Rotary Input B Connecting Mechanical Rotary Encoders with Pushbutton Switch Connect to any Input Switch Common A Connect to Rotary Input Connect to any GND Connect to Rotary Input Beta Innovations c 2006 http www betainnovations com 11 Beta Innovations Connecting Optical Rotary Encoders Connect to VCC gt Connect to Input A Connect to giele Bu PIN POWER 5V 6 OUTPUT 5 OUTPUT 4 CN 3 GROUND 1 Beta Innovations c 2006 http www betainnovations com 12 Beta innovations Connecting Optical Rotary Encoders with Pushbutton Switch Connect to
11. r push pull mode and 21 for toggle mode ds N N N If the expansion port is activated all additional button inputs will appear as inputs 129 to 192 Beta Innovations c 2006 http www betainnovations com 9 Beta Innovations Gammatron Pin Out Digital Mode Pin Out Port A Pin Out Port B Pin Out COMMON GND INPUT 2 INPUT 4 INPUT 6 INPUT 8 INPUT 10 INPUT 12 INPUT 14 INPUT 16 INPUT 18 INPUT 20 INPUT 22 INPUT 24 INPUT 26 INPUT 28 INPUT 30 INPUT 32 COMMON GND Beta Innovations c 2006 INPUT 34 INPUT 36 INPUT 38 INPUT 40 INPUT 42 INPUT 44 13 14 INPUT 46 INPUT 48 INPUT 50 INPUT 52 INPUT 54 INPUT 56 INPUT 58 INPUT 60 INPUT 62 INPUT 64 vr 1 2 SINPUT 1 4 SINPUT 5 6 5 7 8 INPUT 7 9 10 INPUT 9 111 12 INPUT 11 13 14 INPUT 13 15 16 INPUT 15 INPUT 17 19 20 INPUT 19 21 22 INPUT 21 23 24 INPUT 23 25 26 INPUT 25 INPUT 27 29 30 INPUT 29 1311321 INPUT 31 33 34 er hi 71 2 3INPUT 33 4 35 75 6 gINPUT 37 INPUT 39 INPUT 41 INPUT 43 INPUT 45 INPUT 47 INPUT 49 INPUT 51 INPUT 53 INPUT 55 INPUT 57 INPUT 59 INPUT 61 INPUT 63 http www betainnovations com 10 Beta innovations Rotary Mode Pin Out Any input pair can be configured for rotary encoder support Typical rotaries consist of 3 pins Pin A amp B are the encoded outputs and one common middle
12. s Digital Inputs 64 Digital Inputs Supports a variety of input devices including common switches push buttons toggles etc Various modes supported including master switch rotary and toggle Rotary Encoder Up to 32 rotary encoders supported with integrated switches Gray Code using 1X 2X and 4X decoding with Push Pull Hold amp Turn or Toggle support for integrated switches Expansion Port Provides expandable functionality Currently supports the GT X64 input card adding an additional 64 inputs Short Circuit Protection Up to 500 mA available on all ports for external circuitry eliminating the need for additional power supplies Monitoring circuitry prevents component damage Software Configurable Operation All GammaTron functions are easily configurable through a fully visual interface Flash Loader Mode Incorporates a Flash Loader for easy firmware updates via USB Software Development Provides easy access to communicate with device through custom applications with skeleton samples in VB6 VC and MFC Keyboard Emulation Supports software based keyboard emulation using Keyboard Studio Beta Innovations c 2006 http www betainnovations com 5 Beta Innovations Introduction The GammatTron USB module has been developed for applications requiring hardware input such as switches rotary encoders and digital circuitry When used with switches the multiplexed inputs prevent phantom sign
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