mikrome board for ATmega user's guide to

Transcription

1 user's guide to mikrome ia board for ATmega Compact development system rich with on-board peripherals for all-round multimedia development on ATmega80 device

2 TO OUR VALUED CUSTOMERS I want to express my thanks to you for being interested in our products and for having confidence in Mikroelektronika. The primary aim of our company is to design and produce high quality electronic products and to constantly improve the performance thereof in order to better suit your needs. Nebojsa Matic General Manager The ATMEGA and Windows logos and product names are trademarks of ATMEL and Microsoft in the U.S.A. and other countries.

3 Table of Contents Introduction to mikromedia for ATmega Package Contains Key Features 6 System Specification 7. Power supply 8. ATmega80 microcontroller 0 Key microcontroller features 0. Programming the microcontroller Programming with mikrobootloader Identifying COM port step Choosing COM port step Establishing connection step Browse for.hex file step Select.hex file 6 step Uploading.hex file 6 step 6 Progress bar 7 step Finish upload 7 Programing with exernal programmer 6. Reset buttons 0. Crystal oscillator 6. microsd Card Slot 7. Touch Screen 8. Audio Module 6 9. USB UART communication 8 0. Accelerometer 0. Flash Memory. Pads. Pinout. Dimensions. Mikromedia accessories What s next 6 Page

4 Introduction to mikromedia for ATmega The mikromedia for ATmega is a compact development system with lots of on-board peripherals which allow development of devices with multimedia contents. The central part of the system is the 8-bit ATmega80 microcontroller. The mikromedia for ATmega features integrated modules such as stereo MP codec, TFT 0x0 touch screen display, accelerometer, USB connector, audio connector, MMC/SD card slot, 8 Mbit flash memory, x6 connection pads and other. It comes pre-programmed with USB- UART bootloader, but can also be programmed with external AVR JTAGICE mkii. Mikromedia is compact and slim, and perfectly fits in the palm of the hand, which makes it convenient platform for mobile devices. Page

5 Package Contains 00 Copyright 0 Mikroelektronika. All rights reserved. Mikroelektronika, Mikroelektronika logo and other Mikroelektronika trademarks are the property of Mikroelektronika. All other tradmarks are the property of their respective owners. Unauthorised copying, hiring, renting, public performance and broadcasting of this DVD prohibited. 0 Damage resistant 0 protective box mikromedia for ATmega development system 0 DVD with documentation and examples 0 mikromedia for ATmega 0 user s guide mikromedia for ATmega schematic 06 USB cable Page

6 Key Features Connection Pads TFT 0x0 display USB MINI-B connector CHARGE indication LED (RED) Li-Polymer battery connector.mm headphone connector Power supply regulator USB-UART IC 8MHz crystal oscillator RESET button VS0 stereo audio codec.88mhz crystal oscillator Atmel AVR ATmega 80 device Accelerometer Serial 8Mbit Flash memory microsd Card Slot JTAG programmer connector Power indication LED (GREEN) 0 0 Page 6

7 System Specification power supply Over a USB cable (V DC) 09 0 power consumption 68 ma with erased MCU (when on-board modules are inactive) board dimensions 8 x 6 cm (. x.6 inch) weight 6 ~6 g (0.0 lbs) 7 8 Page 7

8 . Power supply. USB power supply Figure -: Connecting USB power supply You can apply power supply to the board using MINI-B USB cable provided with the board. On-board voltage regulators will make sure that are avaibale the appropriate voltage levels to each part of the board. Power LED (GREEN) will indicate the presence of power supply.. Battery power supply You can also power the board using Li-Polymer battery, via on-board battery connector. On-board battery charger circuit MCP78 enables you to charge the battery over USB connection. CHARGE LED (RED) will indicate battery charging. Led is off when battery is full. Charging current is ~0mA and charging voltage is.v DC. Figure -: Connecting Li-Polymer battery Page 8

9 Page 9 -SYS E 0uF E 0uF R6 K Vin Vout REG LD9080DT -BAT D PMEG00ER R K9 Charging Current approx. 0mA R9 K7 E7 0uF C0.uF R K7 R6 K7 -BAT VSENSE -SYS -SYS R R7 R6 STAT R8 R K E 0uF R R9 K7 + - CN BATT CONN M DMP60UW STAT VSS VBAT VDD PROG U MCP78 Q BC86 Q BC86 C8 0nF FP FERRITE ID D+ D- VBUS CN USB MINIB -USB C9.uF R6 K E0 0uF R7 0K R0 K Vin EN ADJ Vout U AP7-ADJ DATA BUS HDR MX6 -SYS HDR MX6 LD CHARGE LD POWER -BAT Figure -: Power supply schematics

10 . ATmega80 microcontroller The mikromedia for ATmega development board comes with the AVR ATmega80 microcontroller. This high-performance 8-bit microcontroller with its integrated modules and in combination with other on-board modules is ideal for multimedia applications. PORTS (A, B, C, D, E, F, G, H, I, J, K, L) Watchdog timer Key microcontroller features - Up to 6 MIPS Operation; - 8-bit architecture; - 8KB of Flash memory; - 8KB of SRAM memory; - KB of EEPROM JTAG TWI Analog Comparator ADC TIMERS SPI FLASH XRAM EEPROM SRAM - 86 I/O pins; - UART, SPI, TWI; - ADC, Analog Comparator; - JTAG programming interface, etc. USART0 USART USART USART Page 0

11 . Programming the microcontroller Figure -: ATmega80 microcontroller The microcontroller can be programmed in two ways: 0 0 Via USB-UART mikrobootloader Using external AVR JTAGICE mkii programmer Page

12 Programming with mikrobootloader You can program the microcontroller with UART bootloader which is preprogrammed into the device by default. To transfer.hex file from a PC to MCU you need bootloader software (mikrobootloader) which can be downloaded from: mikrobootloader software mikrobootloader_atmega80_v0.zip After software is downloaded unzip it to desired location and start mikrobootloader software. Figure -: mikrobootloader window 0 When you start mikrobootloader software, a window shown on Figure - should appear. Page

13 NOTE: Connect mikromedia for ATmega with a PC before starting mikrobootloader software Page

14 Identifying device COM port step Choosing COM port Figure -: Identifying COM port Figure -: Selecting COM port 0 In Device Manager you can see which COM port is assigned to mikromedia (in this case COM) 0 0 Click the Change Settings button From drop down list select COM port which is used for communication with a PC (in this case COM) Page 0 Click OK button

15 step Establishing connection step Browse for.hex file 0 0 Figure -: Connecting mikromedia with mikrobootloader Figure -6: Browsing for.hex file 0 Reset mikromedia board and within s click the 0 Connect button. If connected, caption on a button will be changed to Disconnect. Click the Browse for HEX button and from pop-up window (figure -) select.hex file which will be uploaded to MCU memory NOTE: Baud Rate is set to 6000bps by default Page

16 step Select.hex file step Uploading.hex file Figure -7: Selecting HEX Figure -8: Begin uploading 0 0 Select a.hex file via open dialog window Click the Open button 0 To start.hex file uploading click the Begin uploading button Page 6

17 step 6 Progress bar step 7 Finish upload 0 Figure -9: Progress bar Figure -0: Restarting MCU 0 You can monitor.hex file uploading via progress bar 0 Click the OK button after uploading is finished. Reset MCU and your mikromedia will start with new firmware. Page 7

18 Programing with external programmer The microcontroller can be programmed with an external programmer (AVR JTAGICE mkii or other supported programer with JTAG interface). The external programmer is connected to the development system via pads marked with JTAG, Figure -. In order to connect the external programmer to the development system, it is necessary to solder the x male headers provided with the product to JTAG pads NOTE: If bootloader program is accidently erased you can upload it again via AVR JTAGICE mkii programmer. Program mikromedia for ATmega Bootloader Firmware.hex can be found under Firmware folder (page ) Figure -: mikroprog JTAG connector Page 8

19 Page 9 Figure -: JTAG programmer connection schematics RESET# JTAG TDI TDO TMS TCK CN R6 R6 A TDI TDO TMS TCK ATmega80 00pin TQFP PL0/ICP XTAL XTAL PL7 PL6 PE/OCA PE/INT PE/INT PE6/INT6 PCINT/PJ A/PC PD/SDA PD0/SCL A8/PC0 A9/PC A0/PC A/PC PD/RXD PD/TXD TDO/PF6 TDI/PF7 ADC8/PK0 TCK/PF ADC9/PK ADC0/PK ADC/PK ADC/PK6 PE/XCK0 PE/TXD0 AREF ADC0/PF0 ADC/PF ADC/PF ADC/PF TMS/PF PH0/RXD PG/TOSC PB/OCA PB/OCA PB/MISO PB/MOSI PB/SCK PB0/PCINT0 PCINT/PJ6 PCINT/PJ PG PG0 PH/OCA PL/OCA A PG PE0/RXD0 PH7 PB7 PB6/OCB PD6/T PD7/T0 PCINT/PJ PD/ICP PD/XCK A/PC PL/OCB PL/T A/PC6 ADC/PK PH6/OCB PH/OCC PH/OCB PL/ICP PL/OCC A/PC7 XCK/PJ ADC/PK RESET PG/TOSCI PH/TXD PE7/INT7 RXD/PJ0 TXD/PJ ALE/PG AD0/PA0 PA AD/PA AD/PA AD/PA PA PJ7 ADC/PK7 PH/XCK AD7/PA7 AD6/PA6 U RESET# R6 R60

20 . Reset Buttons Board is equipped with two reset buttons. First is located at the back side of the board (Figure -), and second one is at the top of front side (Figure -). If you want to reset the circuit, press either of two buttons. It will generate low voltage level on microcontroller reset pin (input). In addition, a reset can be externally provided through pin 7 on side headers (Figure -). Figure -: Reset button located at the backside of the board Page 0 Figure -: Frontal reset button

21 Page Figure -: Reset circuit schematics R8 C 00nF T R7 00 T RST A XTAL XTAL C pf C pf X 8MHz ATmega80 00pin TQFP PL0/ICP XTAL XTAL PL7 PL6 PE/OCA PE/INT PE/INT PE6/INT6 PCINT/PJ A/PC PD/SDA PD0/SCL A8/PC0 A9/PC A0/PC A/PC PD/RXD PD/TXD TDO/PF6 TDI/PF7 ADC8/PK0 TCK/PF ADC9/PK ADC0/PK ADC/PK ADC/PK6 PE/XCK0 PE/TXD0 AREF ADC0/PF0 ADC/PF ADC/PF ADC/PF TMS/PF PH0/RXD PG/TOSC PB/OCA PB/OCA PB/MISO PB/MOSI PB/SCK PB0/PCINT0 PCINT/PJ6 PCINT/PJ PG PG0 PH/OCA PL/OCA A PG PE0/RXD0 PH7 PB7 PB6/OCB PD6/T PD7/T0 PCINT/PJ PD/ICP PD/XCK A/PC PL/OCB PL/T A/PC6 ADC/PK PH6/OCB PH/OCC PH/OCB PL/ICP PL/OCC A/PC7 XCK/PJ ADC/PK RESET PG/TOSCI PH/TXD PE7/INT7 RXD/PJ0 TXD/PJ ALE/PG AD0/PA0 PA AD/PA AD/PA AD/PA PA PJ7 ADC/PK7 PH/XCK AD7/PA7 AD6/PA6 U C 00nF C6 00nF C7 00nF E8 0uF HDR MX6 RST RST

22 . Crystal oscillator ATmega80 is equipped with internal 8kHz RC oscillator that can provide base frequency. Board also contains 8MHz crystal oscillator (X), which is the most optimal because chip is powered by.v supply. Since chip does not have integrated PLL, maximum operating frequency is also 8MHz, which is just enough for your multimedia applications. Figure -: 8MHz crystal oscillator A A AREF ADC0/PF0 ADC/PF ADC/PF ADC/PF TCK/PF TMS/PF TDO/PF6 TDI/PF7 ADC8/PK0 ADC9/PK ADC0/PK ADC/PK ADC/PK ADC/PK ADC/PK6 ADC/PK7 PJ7 AD0/PA0 PA PA PG PE0/RXD0 PE/TXD0 PE/XCK0 PE/OCA PE/INT PE/INT PE6/INT6 PE7/INT7 PH0/RXD PH/TXD PH/XCK PH/OCA PH/OCB PH/OCC PH6/OCB PB0/PCINT0 PB/SCK PB/MOSI PB/MISO PB/OCA PB/OCA PB6/OCB ATmega80 00pin TQFP PB7 PH7 PG/TOSC PG/TOSCI RESET XTAL XTAL PL0/ICP PL/ICP PL/T PL/OCA PL/OCB PL/OCC PL6 PL7 PD0/SCL PD/SDA PD/RXD PD/TXD PD/ICP PD/XCK PD6/T PD7/T0 U AD/PA AD/PA AD/PA AD6/PA6 AD7/PA7 ALE/PG PCINT/PJ6 PCINT/PJ PCINT/PJ PCINT/PJ XCK/PJ TXD/PJ RXD/PJ0 A/PC7 A/PC6 A/PC A/PC A/PC A0/PC A9/PC A8/PC0 PG PG0 X 8MHz C pf C pf Figure -: Crystal oscillator schematics Page

23 6. microsd Card Slot Board contains microsd card slot for using microsd cards in your projects. It enables you to store large amounts of data externally, thus saving microcontroller memory. microsd cards use Serial Peripheral Interface (SPI) for communication with the microcontroller. R 7 SCK-PB MOSI-PB MISO-PB R A A AREF ADC0/PF0 ADC/PF ADC/PF ADC/PF TCK/PF TMS/PF TDO/PF6 TDI/PF7 ADC8/PK0 ADC9/PK ADC0/PK ADC/PK ADC/PK ADC/PK ADC/PK6 ADC/PK7 PJ7 AD0/PA0 PA PA PG PE0/RXD0 PE/TXD0 PE/XCK0 PE/OCA PE/INT PE/INT PE6/INT6 PE7/INT7 PH0/RXD PH/TXD PH/XCK PH/OCA PH/OCB PH/OCC PH6/OCB PB0/PCINT0 PB/SCK PB/MOSI PB/MISO PB/OCA PB/OCA PB6/OCB ATmega80 00pin TQFP PB7 PH7 PG/TOSC PG/TOSCI RESET XTAL XTAL PL0/ICP PL/ICP PL/T PL/OCA PL/OCB PL/OCC PL6 PL7 PD0/SCL PD/SDA PD/RXD PD/TXD PD/ICP PD/XCK PD6/T PD7/T0 SD-CD# SD-CS# SD-CS# MOSI-PB SCK-PB MISO-PB SD-CD# -MMC R R0 R9 R6 7 -MMC -MMC C8 00nF 6 7 CD CS Din +.V SCK Dout CD E6 0uF CN FP FERRITE G G U AD/PA AD/PA AD/PA AD6/PA6 AD7/PA7 ALE/PG PCINT/PJ6 PCINT/PJ PCINT/PJ PCINT/PJ XCK/PJ TXD/PJ RXD/PJ0 A/PC7 A/PC6 A/PC A/PC A/PC A0/PC A9/PC A8/PC0 PG PG Figure 6-: microsd card slot module connection schematics X 8MHz C pf C pf Figure 6-: Inserting microsd card Page

24 7. Touch Screen The development system features a TFT 0x0 display covered with a resistive touch panel. Together they form a functional unit called a touch screen. It enables data to be entered and displayed at the same time. The TFT display is capable of showing data in 6. diffe rent colors. Figure 7-: Touch Screen Page

25 Page A VREF-.8 T-D T-D T-D0 LCD-YD LCD-XL LCD-BLED XTAL XTAL C pf C pf X 8MHz T-D T-D6 T-D7 T-D T-D PMRD PMWR LCD-RS LCD-RST LCD-CS# T-D8 T-D9 T-D0 T-D T-D T-D T-D T-D ATmega80 00pin TQFP PL0/ICP XTAL XTAL PL7 PL6 PE/OCA PE/INT PE/INT PE6/INT6 PCINT/PJ A/PC PD/SDA PD0/SCL A8/PC0 A9/PC A0/PC A/PC PD/RXD PD/TXD TDO/PF6 TDI/PF7 ADC8/PK0 TCK/PF ADC9/PK ADC0/PK ADC/PK ADC/PK6 PE/XCK0 PE/TXD0 AREF ADC0/PF0 ADC/PF ADC/PF ADC/PF TMS/PF PH0/RXD PG/TOSC PB/OCA PB/OCA PB/MISO PB/MOSI PB/SCK PB0/PCINT0 PCINT/PJ6 PCINT/PJ PG PG0 PH/OCA PL/OCA A PG PE0/RXD0 PH7 PB7 PB6/OCB PD6/T PD7/T0 PCINT/PJ PD/ICP PD/XCK A/PC PL/OCB PL/T A/PC6 ADC/PK PH6/OCB PH/OCC PH/OCB PL/ICP PL/OCC A/PC7 XCK/PJ ADC/PK RESET PG/TOSCI PH/TXD PE7/INT7 RXD/PJ0 TXD/PJ ALE/PG AD0/PA0 PA AD/PA AD/PA AD/PA PA PJ7 ADC/PK7 PH/XCK AD7/PA7 AD6/PA6 U R K -SYS E 0uF R R LCD-RST LCD-CS# LCD-BLED R0 -SYS D BAT LED-A DB7 HSYNC RD VSYNC WR/SCL 6 LED-A LED-A LED-A IM0 6 ENABLE IM 7 IM 8 IM 9 DOTCLK SDO RESET 0 RS 7 CS 8 FMARK 9 -IO 0 XR YD XL 6 SDI LED-K YU 7 DB6 6 DB 7 DB 8 DB 9 DB 0 DB DB0 DB9 DB8 DB7 DB6 6 DB 7 DB 8 DB 9 DB 0 DB DB0 -I TFT MI08QT Q9 BC86 Q0 BC86 R8 R K -.8 R R K Q8 BC R Q6 BC86 R C 00nF R 00K Q7 BC86 R6 C 00nF R7 00K R K LCD-XR LCD-YU LCD-XL LCD-YD DRIVEA DRIVEB Q BC86 Q BC86 Q BC86 LCD-RST LCD-RS LCD-CS# LCD-YU LCD-XL LCD-YD LCD-XR PMRD PMWR T-D T-D6 T-D7 T-D T-D T-D T-D T-D0 T-D8 T-D9 T-D0 T-D T-D T-D T-D T-D DRIVEB DRIVEA -.8 VREF-.8 E 0uF FP FERRITE Figure 7-: Touch Screen connection schematics

26 8. Audio Module Figure 8-: on-board VS0 stereo audio codec mikromedia for ATmega features stereo audio codec VS0. This module enables audio reproduction by using stereo headphones connected to the system via a.mm connector CN. All functions of this module are controlled by the microcontroller via Serial Peripheral Interface (SPI). Page 6

27 Page 7 Figure 8-: Audio module connection schematics A MP-DCS MISO-PB XTAL XTAL MP-CS# MP-DREQ MP-RST# C pf C pf X 8MHz ATmega80 00pin TQFP PL0/ICP XTAL XTAL PL7 PL6 PE/OCA PE/INT PE/INT PE6/INT6 PCINT/PJ A/PC PD/SDA PD0/SCL A8/PC0 A9/PC A0/PC A/PC PD/RXD PD/TXD TDO/PF6 TDI/PF7 ADC8/PK0 TCK/PF ADC9/PK ADC0/PK ADC/PK ADC/PK6 PE/XCK0 PE/TXD0 AREF ADC0/PF0 ADC/PF ADC/PF ADC/PF TMS/PF PH0/RXD PG/TOSC PB/OCA PB/OCA PB/MISO PB/MOSI PB/SCK PB0/PCINT0 PCINT/PJ6 PCINT/PJ PG PG0 PH/OCA PL/OCA A PG PE0/RXD0 PH7 PB7 PB6/OCB PD6/T PD7/T0 PCINT/PJ PD/ICP PD/XCK A/PC PL/OCB PL/T A/PC6 ADC/PK PH6/OCB PH/OCC PH/OCB PL/ICP PL/OCC A/PC7 XCK/PJ ADC/PK RESET PG/TOSCI PH/TXD PE7/INT7 RXD/PJ0 TXD/PJ ALE/PG AD0/PA0 PA AD/PA AD/PA AD/PA PA PJ7 ADC/PK7 PH/XCK AD7/PA7 AD6/PA6 U MP-CS# C0 pf C9 pf R M R0 R MP-DREQ MP-RST# R R9 X.88MHz C uf GPIO LEFT RIGHT GBUF E 0uF E 0uF CN PHONEJACK LEFT RIGHT C6 0nF C 7nF C 0nF R7 0 R0 0 R 0 R8 0 R9 0 R 70 C7.nF R7 00K R 70 C8.nF R8 00K L R C9.uF R6 K E0 0uF R7 0K R0 K R MCP/LN MICN XRESET D0 CVDD0 IOVDD0 CVDD DREQ GPIO GPIO GPIO6 GPIO7 XDCS/BSYNC IOVDD VC0 D XTAL0 XTAL IOVDD D D D XCS CVDD GPIO RX TX SCLK SI SO CVDD XTEST GPIO0 GPIO GPIO A0 AVDD0 AVDD A A A LN LEFT RCAP AVDD GBUF RIGHT VS0 U -.8 MP-CS# MP-RST# Vin EN ADJ Vout U AP7-ADJ MP-DCS MOSI-PB SCK-PB MISO-PB C 00nF C0 00nF C 00nF C 00nF C9 00nF C 00nF C 00nF C6 00nF C7 00nF R 7 R 7 SCK-PB MOSI-PB

28 9. USB-UART communication Figure 9-: USB-UART communication Mikromedia contains USB MINI-B connector which is positioned next to the battery connector. FTRL USB-UART IC enables you to implement UART serial communication functionality via USB cable, since ATmega80 does not support USB protocol. Before connecting the board, make sure that you have FTDI drivers installed on your computer. Rx/Tx LED flashes when USB and controller communicate. Page 8

29 Page 9 A RX0-MCU TX0-MCU USBDET XTAL XTAL C pf C pf X 8MHz ATmega80 00pin TQFP PL0/ICP XTAL XTAL PL7 PL6 PE/OCA PE/INT PE/INT PE6/INT6 PCINT/PJ A/PC PD/SDA PD0/SCL A8/PC0 A9/PC A0/PC A/PC PD/RXD PD/TXD TDO/PF6 TDI/PF7 ADC8/PK0 TCK/PF ADC9/PK ADC0/PK ADC/PK ADC/PK6 PE/XCK0 PE/TXD0 AREF ADC0/PF0 ADC/PF ADC/PF ADC/PF TMS/PF PH0/RXD PG/TOSC PB/OCA PB/OCA PB/MISO PB/MOSI PB/SCK PB0/PCINT0 PCINT/PJ6 PCINT/PJ PG PG0 PH/OCA PL/OCA A PG PE0/RXD0 PH7 PB7 PB6/OCB PD6/T PD7/T0 PCINT/PJ PD/ICP PD/XCK A/PC PL/OCB PL/T A/PC6 ADC/PK PH6/OCB PH/OCC PH/OCB PL/ICP PL/OCC A/PC7 XCK/PJ ADC/PK RESET PG/TOSCI PH/TXD PE7/INT7 RXD/PJ0 TXD/PJ ALE/PG AD0/PA0 PA AD/PA AD/PA AD/PA PA PJ7 ADC/PK7 PH/XCK AD7/PA7 AD6/PA6 U USBDP USBDM -USB C8 0nF FP FERRITE USBDET R6 00 C6 00nF R 0 R K7 R C 00nF ID D+ D- VBUS CN USB MINIB LD RX/TX RX0-MCU TX0-MCU TXD DTR# RTS# IO RXD RI# NC DSR# DCD# CTS# CBUS CBUS CBUS CBUS0 CBUS OSCO OSCI TEST A NC RESET# VOUT USBDM USBDP FTRL U FTRL Figure 9-: USB-UART connection schematics

30 A Accelerometer On board ADXL accelerometer, among other features, can be used to measure acceleration in three axis: x, y, and z. The accelerometer function is defined by the user in the program loaded into the microcontroller. Communication between the accelerometer and the microcontroller is performed via the IC interface. U A AREF ADC0/PF0 ADC/PF ADC/PF ADC/PF TCK/PF TMS/PF TDO/PF6 TDI/PF7 ADC8/PK0 ADC9/PK ADC0/PK ADC/PK ADC/PK ADC/PK ADC/PK6 ADC/PK7 PJ7 AD0/PA0 PA PA PG PE0/RXD0 PE/TXD0 PE/XCK0 PE/OCA PE/INT PE/INT PE6/INT6 PE7/INT7 PH0/RXD PH/TXD PH/XCK PH/OCA PH/OCB PH/OCC PH6/OCB PB0/PCINT0 PB/SCK PB/MOSI PB/MISO PB/OCA PB/OCA PB6/OCB XTAL XTAL X C pf ATmega80 00pin TQFP PB7 PH7 PG/TOSC PG/TOSCI RESET XTAL XTAL PL0/ICP PL/ICP PL/T PL/OCA PL/OCB PL/OCC PL6 PL7 PD0/SCL PD/SDA PD/RXD PD/TXD PD/ICP PD/XCK PD6/T PD7/T0 8MHz C pf SCL-PD0 SDA-PD AD/PA AD/PA AD/PA AD6/PA6 AD7/PA7 ALE/PG PCINT/PJ6 PCINT/PJ PCINT/PJ PCINT/PJ XCK/PJ TXD/PJ RXD/PJ0 A/PC7 A/PC6 A/PC A/PC A/PC A0/PC A9/PC A8/PC0 PG PG Figure 0-: Accelerometer connection schematics U9 Res 6 SCL 7 CS SDA ADD Res NC INT INT ADXL R SCL-PD0 J SDA-PD ACC ADDRESS C 00nF R C 00nF Figure 0-: Accelerometer module You can set the accelerometer address to 0 or by re-soldering the SMD jumper (zero-ohm resistor) to the appropriate position. Jumper is placed in address position by default. Page 0

31 . Flash Memory A U R 7 SCK-PB MOSI-PB MISO-PB R A AREF ADC0/PF0 ADC/PF ADC/PF ADC/PF TCK/PF TMS/PF TDO/PF6 TDI/PF7 ADC8/PK0 ADC9/PK ADC0/PK ADC/PK ADC/PK ADC/PK ADC/PK6 ADC/PK7 PJ7 AD0/PA0 PA PA PG PE0/RXD0 PE/TXD0 PE/XCK0 PE/OCA PE/INT PE/INT PE6/INT6 PE7/INT7 PH0/RXD PH/TXD PH/XCK PH/OCA PH/OCB PH/OCC PH6/OCB PB0/PCINT0 PB/SCK PB/MOSI PB/MISO PB/OCA PB/OCA PB6/OCB ATmega80 00pin TQFP PB7 PH7 PG/TOSC PG/TOSCI RESET XTAL XTAL PL0/ICP PL/ICP PL/T PL/OCA PL/OCB PL/OCC PL6 PL7 PD0/SCL PD/SDA PD/RXD PD/TXD PD/ICP PD/XCK PD6/T PD7/T FLASH-CS# AD/PA AD/PA AD/PA AD6/PA6 AD7/PA7 ALE/PG PCINT/PJ6 PCINT/PJ PCINT/PJ PCINT/PJ XCK/PJ TXD/PJ RXD/PJ0 A/PC7 A/PC6 A/PC A/PC A/PC A0/PC A9/PC A8/PC0 PG PG FLASH-CS# MISO-PB R9 7 R8 U0 CS SDO WP MP80 Figure -: Flash memory module connection schematics C7 00nF 8 7 HOLD 6 SCK-PB SCK MOSI-PB SDI Figure -: Flash memory module Since multimedia applications are getting increasingly demanding, it is necessary to provide additional memory space to be used for storing more data. The flash memory module enables the microcontroller to use additional 8Mbit flash memory. It is connected to the microcontroller via the Serial Peripheral Interface (SPI). Page

32 . Pads A PK0 PK PK PK PK PK PK6 HDR RST L R PH PH PL PL PL0 PL PL PL PL6 PL7 PB PB6 PD PD PD6 PD7 RX-PD TX-PD SCL-PD0 SDA-PD PE PE PE6 PE7 PH0 PH PH PH PH PH PH6 R 7 SCK-PB MOSI-PB MISO-PB PB R 7 PB A AREF ADC0/PF0 ADC/PF ADC/PF ADC/PF TCK/PF TMS/PF TDO/PF6 TDI/PF7 ADC8/PK0 ADC9/PK ADC0/PK ADC/PK ADC/PK ADC/PK ADC/PK6 ADC/PK7 PJ7 AD0/PA0 PA PA PJ PJ PJ0 -SYS HDR PK0 PK PK PK 6 PK 7 PK 8 PK6 9 PE 0 PE PE6 PE7 PJ0 PJ PJ 6 PH0 7 PH 8 PH 9 PH 0 PH6 SCK-PB MISO-PB MOSI-PB 6 MX6 MX6 XTAL XTAL PL0 PL PL PL PL PL PL6 PL7 SCL-PD0 SDA-PD RX-PD TX-PD PD PD PD6 PD PG PE0/RXD0 PE/TXD0 PE/XCK0 PE/OCA PE/INT PE/INT PE6/INT6 PE7/INT7 PH0/RXD PH/TXD PH/XCK PH/OCA PH/OCB PH/OCC PH6/OCB PB0/PCINT0 PB/SCK PB/MOSI PB/MISO PB/OCA PB/OCA PB6/OCB ATmega80 00pin TQFP PB7 PH7 PG/TOSC PG/TOSCI RESET XTAL XTAL PL0/ICP PL/ICP PL/T PL/OCA PL/OCB PL/OCC PL6 PL7 PD0/SCL PD/SDA PD/RXD PD/TXD PD/ICP PD/XCK PD6/T PD7/T0 U AD/PA AD/PA AD/PA AD6/PA6 AD7/PA7 ALE/PG PCINT/PJ6 PCINT/PJ PCINT/PJ PCINT/PJ XCK/PJ TXD/PJ RXD/PJ0 A/PC7 A/PC6 A/PC A/PC A/PC A0/PC A9/PC A8/PC0 PG PG0 Pads HDR X 8MHz C pf C pf Figure -: Pads connecting schematics Pads HDR Most microcontroller pins are available for further connectivity via two x6 rows of connection pads on both sides of the mikromedia board. They are designed to match additional shields, such as Battery Boost shield, Gaming, PROTO shield and others. Pads with underlined silkscreen markings have multiple functions (see the complete schematics for more information). Page

33 . Pinout System power supply Reference Ground Analog Lines Interrupt Lines Digital I/O lines SCK SPI Lines SDI SDO.V power supply Reference Ground Pin functions VSYS RST Reset pin Reference Ground PK0 L left ch. PK R right ch. audio out PK PH PK PH PK PL PWM lines PK PL PK6 PL0 PE PL PE PL PE6 PL PE7 PL6 PJ0 PL7 PJ PB Digital I/O lines PJ PB6 PH0 PD PH PD PH PD6 PH PD7 PH6 PB PD PD RX TX UART Lines PB PD0 SCL PB PD SDA I C Lines.V.V.V power supply Reference Ground Pin functions Digital lines Analog Lines Interrupt Lines SPI Lines IC Lines UART lines PWM lines Page

34 . Dimensions mm (.8 ) 7.0 mm (.87 ) 69.8 mm (.7 ).08 mm (0.0 ) 60.6 mm (.8 ).7 mm (.8 ) 0.7 mm (.98 ) 6. mm (. ). mm (0.7 ). mm (0.0 ).77 mm (0. ) Page

35 . mikromedia accessories We have prepared a set of extension boards pin-compatible with your mikromedia, which enable you to easily expand your board basic functionality. We call them mikromedia shields. But we also offer other accessories, such as Li-polymer battery, stacking headers, wire jumpers and more. 0 Connect shield 0 BatteryBoost shield 0 PROTO shield 0 Gaming shield 0 Li-Polimer battery 06 Wire Jumpers 07 Stacking headers Page

36 What s next? You have now completed the journey through each and every feature of mikromedia for ATmega board. You got to know it s modules and organization. Now you are ready to start using your new board. We are suggesting several steps which are probably the best way to begin. We invite you to join the users of mikromedia brand. You will find very useful projects and tutorials and can get help from a large ecosystem of users. Welcome! Compiler You still don t have an appropriate compiler? Locate AVR compiler that suits you best on the Product DVD provided with the package: DVD://download/eng/software/compilers/ Choose between mikroc, mikrobasic and mikropascal and download fully functional demo version, so you can begin building your first applications. Projects Once you have chosen your compiler, and since you already got the board, you are ready to start writing your first projects. Visual TFT software for rapid development of graphical user interfaces enables you to quickly create your GUI. It will automatically create necessary code which is compatible with mikroelektronika compilers. Visual TFT is rich with examples, which are an excellent starting point for your future projects. Just load the example, read well commented code, and see how it works on hardware. Visual TFT is also available on the Product DVD. Page 6

37 Notes: Page 7

38 Notes: Page 8

39 DISCLAIMER All the products owned by MikroElektronika are protected by copyright law and international copyright treaty. Therefore, this manual is to be treated as any other copyright material. No part of this manual, including product and software described herein, may be reproduced, stored in a retrieval system, translated or transmitted in any form or by any means, without the prior written permission of MikroElektronika. The manual PDF edition can be printed for private or local use, but not for distribution. Any modification of this manual is prohibited. MikroElektronika provides this manual as is without warranty of any kind, either expressed or implied, including, but not limited to, the implied warranties or conditions of merchantability or fitness for a particular purpose. MikroElektronika shall assume no responsibility or liability for any errors, omissions and inaccuracies that may appear in this manual. In no event shall MikroElektronika, its directors, officers, employees or distributors be liable for any indirect, specific, incidental or consequential damages (including damages for loss of business profits and business information, business interruption or any other pecuniary loss) arising out of the use of this manual or product, even if MikroElektronika has been advised of the possibility of such damages. MikroElektronika reserves the right to change information contained in this manual at any time without prior notice, if necessary. HIGH RISK ACTIVITIES The products of MikroElektronika are not fault tolerant nor designed, manufactured or intended for use or resale as on line control equipment in hazardous environments requiring fail safe performance, such as in the operation of nuclear facilities, aircraft navigation or communication systems, air traffic control, direct life support machines or weapons systems in which the failure of Software could lead directly to death, personal injury or severe physical or environmental damage ( High Risk Activities ). MikroElektronika and its suppliers specifically disclaim any expressed or implied warranty of fitness for High Risk Activities. TRADEMARKS The MikroElektronika name and logo, the MikroElektronika logo, mikroc, mikrobasic, mikropascal, mikroprog, EasyAVR6, BIGAVR6, AVRPLC6 v6 and mikromedia are trademarks of MikroElektronika. All other trademarks mentioned herein are property of their respective companies. All other product and corporate names appearing in this manual may or may not be registered trademarks or copyrights of their respective companies, and are only used for identification or explanation and to the owners benefit, with no intent to infringe. Copyright MikroElektronika, 0, All Rights Reserved. Page 9

40 If you want to learn more about our products, please visit our website at If you are experiencing some problems with any of our products or just need additional information, please place your ticket at If you have any questions, comments or business proposals, do not hesitate to contact us at mikromedia for ATMEGA Manual (Mini) ver