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Atmel STK525, Руководство пользователя по оборудованию

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Using the STK525

2-24

STK525 Hardware User Guide

7608A–AVR–04/06

2.11

Configuration Pads

Configuration pads are used

 to 

disconnect/connect on-board peripherals or elements, their

default configuration is: connect.

2.11.1

Configuration Pads Listing

Table 2-5 .  Configuration Pads 

2.11.2

Configuration Pads - Disconnection

Figure 1.  Configuration Pad - Disconnection 

2.11.3

Configuration Pads - Connection

Figure 2.  Configuration Pad - Re-connection 

Config. 

Pads 

Reference

Related 

Signals

Function

CP1

°c sensor (PF0)

This configuration pad is used to disconnect/connect the 
CTN sensor from STK525.

CP2

pot. (PF1)

This configuration pad is used to disconnect/connect the 
potentiometer from STK525.

CP3

Mic.(PF2)

This configuration pad is used to disconnect/connect the 
microphone preamplifier output from STK525.

Cut Connection

Wire

Droplet of Solder

Содержание STK525

Страница 1: ...STK525 Hardware User Guide...

Страница 2: ...r Supply 2 7 2 3 RESET 2 10 2 4 AT90USBxxx AVR Microcontroller 2 11 2 5 Serial Links 2 11 2 6 On board Resources 2 14 2 7 STK500 Resources 2 19 2 8 In System Programming 2 20 2 10 Test Points 2 23 2 1...

Страница 3: ...f the product using demonstration software To complement the evaluation and enable additional development capability the STK525 can be plugged into the Atmel STK500 Starter Kit Board in order to use t...

Страница 4: ...tloader 2 STK500 compatible Power supply flagged by VCC ON LED regulated 3 or 5V from an external power connector from the USB interface USB device bus powered application from STK500 2 ISP connector...

Страница 5: ...orted by AVR Studio version 4 12SP2 or higher For up to date information on this and other AVR tool products please consult our web site The newest version of AVR Studio AVR tools and this User Guide...

Страница 6: ...bes the board and all its features 2 1 Overview Figure 2 1 STK525 Overview USB MiniAB RS232 JTAG ISP External Power Joystick Potentiometer Reset Crystal Microphone STK500 Expand0 STK500 Expand1 Data F...

Страница 7: ...ed via the USB VBUS power supply line JACK PWR connector Need of a male JACK outlet Input supply from 9 up to 15V 1 DC No specific polarization 2 is required Figure 2 2 JACK PWR Connector J6 Figure 2...

Страница 8: ...ice application or when operating has a USB host To use this configuration an external power supply must be connected to J6 connector REG 3 3 3 3V This configuration allows the STK525 to be used in a...

Страница 9: ...J6 or STK500 expand0 1 connectors JP7 allows to select the 5V source used by the VBUS generator Figure 2 4 VBUS generator schematic Table 2 2 VBUS Generator Setting M1 FDV304P FAI R33 100k VTG STK Ext...

Страница 10: ...though the AT90USBxxx has its on chip RESET circuitry c f AT90USBxxx Datasheet section System Control and Reset the STK525 provides the AT90USBxxx a RESET signal which can come from 3 different source...

Страница 11: ...nd STKX2 switches and STK525 is connected to an STK500 the STK525 can operate with the STK500 Osc frequency parameter 2 4 2 Analog Power Supply AVCC By default AVCC is equivalent to VCC ANA REF By def...

Страница 12: ...tor assumes the RS 232 connections Figure 2 8 RS 232 DB9 Connector Figure 2 9 RS 232 DB9 Connections Figure 2 10 Typical PC Connection Layout 1 RS 232 DB9 front view pin 2 5 6 9 2 3 4 7 8 RS TxD pin 3...

Страница 13: ...9 Connection 1 Software Data Flow Control default configuration SP4 open SP5 open SP7 open SP8 open Tx Rx Pin 2 Pin 3 Optional Hardware Flow Control SP4 close SP5 close SP7 close SP8 close Tx Rx CTS R...

Страница 14: ...push button Figure 2 12 Joystick Schematic Figure 2 13 Joystick Implementation 2 6 2 LEDs The STK525 includes 4 green LEDs implemented on one line They are connected to the high nibble of Port D of A...

Страница 15: ...7608A AVR 04 06 Figure 2 14 LEDs Implementation Schematic In line Grouped LEDs D2 TOPLED LP M676 LED 0 green D3 TOPLED LP M676 LED 1 green D4 TOPLED LP M676 LED 2 green D5 TOPLED LP M676 LED 3 green R...

Страница 16: ...Voltage value on ADC 0 input V VCC Board power supply The NTC thermistor used in STK525 has a resistance of 100 K 5 at 25 C T0 and a beta value of 4250 3 By the use of the following equation the tempe...

Страница 17: ...5 100 000 55 27 133 85 9 161 4 465 300 26 95 342 56 26 085 86 8 863 3 438 854 27 90 930 57 25 084 87 8 576 2 414 089 28 86 750 58 24 126 88 8 300 1 390 890 29 82 787 59 23 211 89 8 035 0 369 145 30 79...

Страница 18: ...connected to PortB bit 4 of the AT90USBxxx See Figure 2 17 Figure 2 17 On board data flash schematic 2 6 6 Potentiometer The cursor of a potentiometer is connected to ADC channel 1 of the AT90USBxxx 3...

Страница 19: ...K500 2 7 1 Supply Voltage from STK500 The AVR supply voltage coming from STK500 VTG can also be controlled from AVR Studio The supply voltage coming from STK500 is controlled by power supply circuitry...

Страница 20: ...f the AT90USBxxx This is the easiest and fastest way to reprogram the device directly over the USB interface The Flip PC side application available for free on Atmel website offers a flexible and user...

Страница 21: ...and all Fuses and Lock Bits options ISP programmable can be programmed individually or with the sequential automatic programming option The AVR ISP mkII programmer is a compact and easy to use In Sys...

Страница 22: ...l programing mode 2 8 4 Programming with AVR JTAG ICE The AT90USBxxx can be programmed using specific JTAG link This sub section will explain how to connect and use the AVR JTAG ICE Note When the JTAG...

Страница 23: ...el set a chip erase operation will be performed on the part before debugging Thus the on chip flash bootloader will be erased It can be restored after the debug session using the bootloader hex file a...

Страница 24: ...on Figure 1 Configuration Pad Disconnection 2 11 3 Configuration Pads Connection Figure 2 Configuration Pad Re connection Config Pads Reference Related Signals Function CP1 c sensor PF0 This configura...

Страница 25: ...3 3V This solder pad is reserved to connect 3 3V power supply to the N C pin of Expand0 1 SP4 PD1 CTS This solder pad allows to enable the logical CTS signal for hardware control flow on RS232 interf...

Страница 26: ...VR JTAG ICE probe is not connected Connect the JTAG ICE 10 PIN header to the correct STK525 JTAG header page 22 The memory lock bits are programmed Erase the memory before programming The fuse bits ar...

Страница 27: ...Troubleshooting Guide STK525 Hardware User Guide 3 27 7608A AVR 04 06...

Страница 28: ...imensions L 119 x W 56 x H 27 mm Weight 70 g Operating Conditions Internal Voltage Supply 2 7V 5 5V External Voltage Supply 9V 15V 100mA Connections USB Connector Mini AB receptacle USB Communications...

Страница 29: ...Which target AVR device is used complete part number Target voltage and speed Clock source and fuse setting of the AVR Programming method ISP JTAG or specific Boot Loader Hardware revisions of the AVR...

Страница 30: ...Guide 6 30 7608A AVR 04 06 Section 6 Complete Schematics On the next pages the following documents of STK525 revision 4381A are shown Complete schematics Assembly drawing Bill of materials Default co...

Страница 31: ...iABF J1 PB2 PC3 R5 47k PE7 2 UVcc 3 D 4 D 5 UGND 6 UCAP 7 VBUS 8 PE3 9 PB0 10 PB1 11 PB2 12 PB3 13 PB4 14 PB5 15 PB6 16 PB7 17 PD0 25 PD1 26 PD2 27 PD3 28 PD4 29 PD5 30 PD6 31 PD7 32 PE4 18 PE5 19 ARE...

Страница 32: ...9 DATA0 10 DATA1 11 DATA9 12 SI 13 SO 14 SCK 15 CS 16 XT1 17 XT2 18 VTG 19 VTG 20 GND 21 GND 22 PB7 23 PB6 24 PB5 25 PB4 26 PB3 27 PB2 28 PB1 29 PB0 30 PD7 31 PD6 32 PD5 33 PD4 34 PD3 35 PD2 36 PD1 37...

Страница 33: ...00nF PF1 C19 100nF RxD PD2 DECOUPLING CAPACITOR CLOSE TO THE DEVICE RS T xD RS T xD RS T xD RS T xD RS T xD RS T xD RS T xD RS T xD RS RxD PD 7 0 VCC PF0 1 TP4 Mic VCC DECOUPLING CAPACITOR CLOSE TO TH...

Страница 34: ...Vbus Icc limiter optionnal When Not Mounted Close Solder Pad JP Closed f or 3 0 Vcc 3 3 1 TP6 5V R31 124k 1 1 TP8 VBUS U6out 1 25 1 R28 R29 1 2 JP5 VTG STK VBUS VBUS 3 3V R30 100k 1 Ext VCC 1 TP7 GND...

Страница 35: ...Complete Schematics STK525 Hardware User Guide 6 35 7608A AVR 04 06 Figure 6 5 Assembly Drawing 1 of 2 component side Figure 6 6 Assembly Drawing 2 of 2 solder side...

Страница 36: ...11 1 D1 BAT54 SOT Vf 0 3V SOT23 12 5 D2 D3 D4 D5 D8 TOPLED LP M676 Green I 10 mA_ PLCC 2 13 2 D6 D7 LL4148 i 200mA max LL 34 14 5 JP1 JP2 JP3 JP4 JP5 JUMPER 1x2 Need 1 shunt 0 1 pitch 15 1 J1 USB_Min...

Страница 37: ...6N 44 1 SW3 TPA511G 4 1 ways joystick CMS 45 8 TP1 TP2 TP3 TP4 TP5 TP6 TP7 TP8 TEST POINT Diam 1 32mm 46 1 U1 AT90USBxxx TQFP64 47 1 U1 Socket TQFP64 ZIF 48 1 U2 AT45DB321C TSOP28 49 1 U3 MAX3232ECAE...

Страница 38: ...V on Expand 0 NC pin OPEN SP4 CTS OPEN SP5 RTS OPEN SP6 Bypass limiter OPEN SP7 RS232 hardware control enable OPEN SP8 RS232 hardware control enable OPEN Configuration PADS CP1 Bypass CTN in on PF0 CL...

Страница 39: ...d otherwise Atmel products are not suitable for and shall not be used in automotive applications Atmel s products are not intended authorized or warranted for useas components in applications intended...

Страница 40: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Microchip ATSTK525...

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