User Manual - A and T Labs
Contents
1. RS GND RW E GLCD R22 es Header 20 GLCD LED WOHM GANDALF Ver 2 0 Page 17 User Manual Gandalf Notes u GANDALF Ver 2 0 Page 182. u GANDALF Ver 2 0 Page 8 User Manual Gandalf To activate this module you need to turn on the Temp Switch of CONFIG1 configuration switch panel R34 Res 4 Tk TEMP OUT i 0318820 Analog Potentiometer Analog Potentiometer is installed to the development board as the analog input module Output of this module is within the range of O to VCC provided This module is activated by the configuration switch POT in CONFIG1 ANI RPot SM ANALOG POT Potentiometer u GANDALF Ver 2 0 Page 9 User Manual Gandalf IR Sensor TSOP1738 Configuration switch IR in CONFIG2 is used to activate the IR Sensor TSOP1738 This can be used to decode remote controller signals and various applications Dr IR Sensor aa E Nu 2 Output Modules 8x LEDs 8 LEDs are installed to the Gandalf board via LEDx switches in CONFIG4 Each LED can be enabled or disabled via the corresponding switch in CONFIG4 CT2108MS ND CONFIG4 indingz indu GANDALF Ver 2 0 Page 10 User Manual Gandalf Alpha Numeric LCD Gandalf Development board supports The Alpha Numeric Display provided with the board This device can be enabled via LCD CONFIG switches u GANDALF Ver 2 0 Page 11 User Manual Gandalf 4x Seven Segment Display 4 Seven Segments can be driven using Gandalf development board This should be enabled using the SS
3. ART communication interface between a computer to the Gandalf The very same port is also used as the programmer connector Enable Rx amp Tx in CONFIG1 switch Cll 22pF Clt Dem 20 3 ULL EEEEELIT uy sr 13 IA 283 it TIT E Dm mate Mm a ES R43 C13 amp o EEPROM EEPROM 24AA01 is integrated to Gandalf development board The communication interface is I2C Please refer device data sheet for further information Configuration switches are in CONFIG3 SD CARD configuration switches must be in off position for proper operation u GANDALF Ver 2 0 Page 15 User Manual Gandalf Resl 10K SCL_EPPROM SDA_EEPROM Memory Card Slot SPI Flash SPI Card slot is installed in the Gandalf development board You can use simple SPI communication methods when using PIC16F877 to store information in an SD card However If you are using PIC18F and MicroC IDE use can use the MicroC Multimedia card library to work with your SD Card Please refer a SPI flash datasheet for further information To activate the device turn on SD CARD switches in CONFIG3 and turn off both RTC amp EEPROM configuration switches a SY z g REEN E E2228 TH u GANDALF Ver 2 0 Page 16 User Manual Gandalf Onboard I O Connectors GLCD Connector KS108 graphic LCD can be connected to the GLCD connector GLCD Conector LCD Br ghtnessi E 10k POT CS2
4. D CONFIG1 amp SSD CONFIG2 switches SSD provided are Common Cathod SSD connected with multiplexing capability The header file ssd h is provided to interface with SSD module FT unsr 5126 ND u GANDALF Ver 2 0 Page 12 User Manual Gandalf Buzzer The buzzer can be triggered up by PWM signals and can use to generate audible alerts as well as tones Configuration switch BUZ in CONFIG2 is used to activate the buzzer u GANDALF Ver 2 0 Page 13 User Manual Gandalf VCCR 296 9519 5 ND 296 9519 5 ND Gandalf consists with L293 H Bridge motor controller This module can be used to drive either two DC motors or one 4 input Stepper motor The peripheral power source can be selected as internal power or external power using the power selector configuration jumper It is advised to use external power while running DC and Stepper motors Configuration switches are in the CONFIG2 dip switch Other I O Modules RTC with CMOS Battery RTC DS1307 is integrated to Gandalf development board Enable RTC switches in CONFIG3 dip switch SD CARD configuration switches must be in off position for proper operation 32 378kHz SQW RTC SCL RTC SDA RTC BT Battery DS1307 GND u GANDALF Ver 2 0 Page 14 User Manual Gandalf USB UART USART Module USB UART USART module is powered by an FTDI communication chip This module can be used as USB UART US
5. E EE 10 Output Modules ann 10 RE 10 NNN 11 User Manual Gandalf Ax Seven Segment Display 12 BUZZ ee er I ne hee token M E 13 H Bridge Motor Controller L293 rrenan 13 Other I O Modules nenne 14 RTE With CMOS BI ae 14 USB UART USART Module esee nnns 15 EEPROM A 15 Memory Card Slot SPI Flash eese 16 Onboard YO Connectors 17 GLCD COMME CON u ee 17 User Manual Gandalf General Information Gandalf is a universal microcontroller development platform developed by A amp T Labs It supports four major microcontrollers PIC Atmega ST and 8051 as add on boards These add on boards can be directly plugged in to Gandalf board and can be used as a development board and each add on board can function as an individual small scale development board as well Universal Development Environment External Power and USB Powering UART via USB connector Real Time Clock with CMOS Battery Seven Segment Display Alpha Numeric Display and GLCD Connector He u GANDALF Ver 2 0 Page 1 User Manual Gandalf Package Contents Development Board Gandalf Development Board Add on Board Pipino PIC Microcontroller Development Add on CD Product CD Cables USB Cable Accessories 16x2 Alpha Numeric Display Documentation User Manual System Specification Power External Supply 7 18V USB Power Dimensions 200mm 170mm u GA
6. GANDALF Ver 2 0 User Manual Universal Microcontroller Development Platform TO OUR VALUED CUSTOMERS We hereby express our sincere gratitude to you for trusting n A amp T Labs and for showing interest in our products We at A amp T Labs target to deliver high quality Electronic Development systems while improving the quality of products to better su t your requirements We A amp T Labs highly appreciate feedback from our customers May t be any compla n error request suggestions or your experience you can reach us v a our email address or message us on Facebook Email info aatlabslanka com Web www atlabslanka com Facebook www facebook com AandTLabs Thank you very much amp best Regards A Tennakoon T Ambagahawaththa Director Technology Director Technology User Manual Gandalf Contents General INormAlRIO 522s ansiosas n 1 Package NAN 2 System Specification nes 2 FPU SA 3 Powering Up Gandalf esses nnn nnn nnns 4 Using Power Connector nee ea 5 USB POWEN une HR 6 Other Olei ei RTT TM 6 Pipino and Other Add on boards errar 6 Placing an Add on Board essen nnns 6 FPU ve reneste 7 MINE 6 7 8x Push Button Switches u 7 4x4 Pash Button Grid ee 8 Temperature Sensor DS18B20 errnnnrrnnnnnnrnnnnnnernnnnvernnnnsernnnnernnnnseennnene 8 Analog Potentiouste 9 IR Sensor TOOP IZ 3 ERT TRE E
7. NDALF Ver 2 0 Page 2 User Manual Gandalf Features Od ite hm AD MI oo UE 35 X2 Oo En GANDALF Ver 2 0 Page 3 User Manual Gandalf 1 Power Supply SMPS 12 EEPROM module 2 Motor Controller Module 13 RTC with CMOS Battery 3 GLCD Connector and Space i nn sensor X DENE 16 8xServo Motor amp Digital I O 5 8 x Push button switches Connectar 6 4x4 Push Button Grid 17 Analog Potentiometer 7 Membrane Keypad connector 18 IR Sensor 8 Configuration Switches 19 Memory Card SPI Flash 9 Add on Board Connector 20 Seven Segment Display 10 B seer 21 USB Connector 11 USB UART module Powering Up Gandalf Gandalf Universal Development Board has two main powering options It can be either powered by an external power source of 7 to 18 volts or can be powered via USB cable System automatically detects its power source and switches between sources The High priority power source is the External power Therefore the system switches its source as external source whenever external power is connected e Following diagram shows the correct polarity for the DC power input If reverse polity supply applied error LED will indicated that polarity is O0 wrong u GANDALF Ver 2 0 Page 4 User Manual Gandalf VCCIN Li Inductor Power limi VDD VG SW SPSI Ds Cap ENER 22uF AMSIII7 VEC 33 Using Power Connector The Development Board is powered by LM2596S a switch mode power supply Inpu
8. of Gandalf with the Female header lines Step3 Gently push the Add on board so that it will fully fits to Gandalf Board u GANDALF Ver 2 0 Page 6 User Manual Gandalf Programming Gandalf development board has a USB connector by this you can program the microcontroller Apart from that each add on board has its own ICSP JTAG FTDI connector where you can use the conventional programming method for programming Input Modules Gandalf Board contains 5 Input modules 8x Push Button Switches Push button switches are pulled down and under normal conditions its output is logic 0 By default these switch module is in activated mode to the development board VOC PBS 3 Sw PB BS SW PB PBS Sw pp w pp PBS SW PB PBS 5 SW PB SW PB PBS 4 SW PH u GANDALF Ver 2 0 Page 7 User Manual Gandalf 4x4 Push Button Grid 4x4 push button grid shares its connections with membrane keypad connector A source code which use to handle the 4x4 membrane keypad can be used to handle this module as well By default this switch module is in activated mode to the development board KEYPADI KEYPAD KEYPADS Temperature Sensor DS18B20 Gandalf board contains One wire communication based temperature sensor DS18B20 which has 8 9 10 12 bit resolution There are a number of software libraries available for one wire communication with DS18B80 sensor For further information please follow DS18B80 datasheet
9. t power should be turned on off by the power toggle switch The Power module has following features e Incorrect Polarity protection e Incorrect polarity indicator e Power on indicator Input range 7 18V DC e Power line noise protection e Surge protection Short Circuit protection u GANDALF Ver 2 0 Page 5 User Manual Gandalf USB Power The System can be run using USB power the source switching is done by the protection enabled circuit itself Other Options The add on boards have their own programming power connectors such as ICSP These power connections can also be used to power up the Gandalf development board However for the long run it is advised to use the USB or External source power for the Gandalf Board Pipino and Other Add on boards Gandalf Development board supports a set of Add on Boards e Pipino PIC Add on Supports 16Fxxxx 18Fxxxx 28 40 Pin DIP packages and as standalone PIC board e Fordo ATMEGA Add on Supports Atmega 2560 standalone Arduino board e Sam ST Add on Supports STM32F405 STM32F429 and more and asa standalone board e Merry TI Add on MSP430 C5535 and more as a standalone board e Bilbo 8051 Add on 8051 micro controller and as a standalone board e Gimli Senior FPGA Add on Xilinx Spartan 3 e Gimli Junior FPGA Add on Altera Cyclone 2 Placing an Add on Board Step 1 Align sign on Add on Board with UK sign of Gandalf Step2 Align Male header lines
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