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 User Guide

DS40002199A-page 39

Содержание ATtiny1627 Curiosity Nano

Страница 1: ...o explore how to integrate the device into a custom design The Curiosity Nano series of evaluation boards include an on board debugger No external tools are necessary to program and debug the ATtiny16...

Страница 2: ...1 3 1 3 4 Special Commands 12 3 1 4 Data Gateway Interface DGI 12 3 1 4 1 Debug GPIO 12 3 1 4 2 Timestamping 13 3 2 Curiosity Nano Standard Pinout 13 3 3 Power Supply 14 3 3 1 Target Regulator 15 3 3...

Страница 3: ...ision History 28 7 Appendix 29 7 1 Schematic 29 7 2 Assembly Drawing 31 7 3 Curiosity Nano Base for Click boards 32 7 4 Disconnecting the On board Debugger 33 7 5 Getting Started with IAR 34 The Micro...

Страница 4: ...ulator controlled by the on board debugger 1 8 5 1V output voltage limited by USB input voltage 500 mA maximum output current limited by ambient temperature and output voltage 1 2 Kit Overview The Mic...

Страница 5: ...Windows Mac OS Linux to develop applications for Microchip microcontrollers and digital signal controllers It is called an Integrated Development Environment IDE because it provides a single integrat...

Страница 6: ...Solutions Microchip PIC and AVR Device Solutions contains complete applications for use with Microchip development boards ready to be adapted and extended ATtiny1627 Curiosity Nano website Kit inform...

Страница 7: ...et application through terminal software A Data Gateway Interface DGI for code instrumentation with logic analyzer channels debug GPIO to visualize program flow The on board debugger controls a Power...

Страница 8: ...et Send Terminal Receive Terminal Send Info As shown in Figure 3 1 the debugger s CDC TX pin is connected to a UART RX pin on the target for receiving characters from the host computer Similarly the d...

Страница 9: ...r has the following behaviour Debugger UART receiver is disabled so no further data will be transferred to the host computer Debugger UART transmitter will continue to send data that is queued for sen...

Страница 10: ...xplicit baud rates CMD SEND_9600 CMD SEND_115200 CMD SEND_460800 USB Level Framing Considerations Sending data from the host to the CDC can be done byte wise or in blocks which will be chunked into 64...

Страница 11: ...file starting with CMD ERASE onto the disk By default the CURIOSITY drive contains several read only files for generating icons as well as reporting status and linking to further information AUTORUN...

Страница 12: ...his has no effect Debugger firmware v1 21 or newer CMD 3V3 Sets the target voltage to 3 3V If external power is provided this has no effect Debugger firmware v1 16 or newer CMD 5V0 Sets the target vol...

Страница 13: ...amping DGI sources are timestamped as they are captured by the debugger The timestamp counter implemented in the Curiosity Nano debugger increments at 2 MHz frequency providing a timestamp resolution...

Страница 14: ...regulator for the target microcontroller ATtiny1627 and its peripherals The voltage from the USB connector can vary between 4 4V to 5 25V according to the USB specification and will limit the maximum...

Страница 15: ...ect dashboard tab or programming reading program memory Info There is a simple option to adjust the target voltage with a drag and drop command text file to the board This only supports settings of 0...

Страница 16: ...the board Info If an external voltage is applied without pulling the VOFF pin low and an external supply pulls the voltage lower than the monitoring window lower limit target voltage setting 100 mV t...

Страница 17: ...debugger will enable the on board voltage regulator when the new condition is detected Note that the PS LED will be blinking rapidly if the target voltage is below 100 mV of the setting but will be l...

Страница 18: ...e firmware into the ATtiny1627 Figure 3 7 Target Power Strap Target Power strap top side Tip A 100 mil pin header can be soldered into the Target Power strap J101 footprint for easy connection of an a...

Страница 19: ...ware configuration is required to program and debug the same device that is mounted on the board To program and debug a different microcontroller than what is mounted on the board Atmel Studio must be...

Страница 20: ...ugging signals must be connected to program and debug external microcontrollers The on board debugger can supply power to the external hardware or use an external voltage as a reference for its level...

Страница 21: ...3 6 Connecting External Debuggers Even though there is an on board debugger external debuggers can be connected directly to the ATtiny1627 Curiosity Nano to program debug the ATtiny1627 The on board d...

Страница 22: ...Nano 2 3 4 5 6 7 8 1 VDD Ground DATA 2 VDD 3 Ground 4 PGD 5 Unused 6 Unused 7 Unused 8 Unused 1 Unused MPLAB PICkit 4 USB DEBUGGER PS LED NC ID CDC RX CDC TX DBG1 DBG2 VBUS VOFF DBG3 DBG0 GND VTG CURI...

Страница 23: ...D CDC RX CDC TX DBG1 DBG2 VBUS VOFF DBG3 DBG0 GND VTG CURIOSITY NANO CAUTION To avoid contention between the external debugger and the on board debugger do not start any programming debug operation wi...

Страница 24: ...IN9 TCA0 WO1 PA3 PA3 AIN3 TCA0 WO3 PA4 PA4 AIN4 TCA0 WO4 PA5 PA5 AIN5 PA6 PA6 AIN6 PA7 PA7 AIN7 GND GND PC5 PC5 PC4 PC4 SW0 DEBUGGER ATtiny1627 Analog Debug I2C SPI UART Peripheral Port PWM Power Grou...

Страница 25: ...abled on pin PC4 Table 4 2 Mechanical Switch ATtiny1627 Pin Description Shared Functionality PC4 User switch SW0 Edge connector On board debugger 4 2 3 Crystal The ATtiny1627 Curiosity Nano Board has...

Страница 26: ...MPLAB Data Visualizer can be used as a front end for the CDC and debug GPIO 4 2 4 1 On Board Debugger Connections The table below shows the connections between the target and the debugger section All...

Страница 27: ...ier and revision Tip The Kit Window can be opened in MPLAB X IDE through the menu bar Window Kit Window The same information can be found on the sticker on the bottom side of the PCB Most boards will...

Страница 28: ...6 Document Revision History Doc rev Date Comment A 04 2020 Initial document release ATtiny1627 Document Revision History 2020 Microchip Technology Inc User Guide DS40002199A page 28...

Страница 29: ...TX 7 1 RX 8 2 SDA 9 3 SCL 10 4 MOSI 11 5 MISO 12 6 SCK 13 7 SS 14 GND 15 0 TX 16 1 RX 17 DBG3 32 DBG0 31 GND 30 VCC 29 PWM 3 24 ADC 2 23 ADC 1 22 ADC 0 21 GND 20 3 19 2 18 ADC 7 28 ADC 6 27 ADC 5 26 P...

Страница 30: ...GGER TESTPOINTs DBG2_CTRL VOFF CDC_RX_CTRL 47k R109 DBG1 CDC_TX_CTRL CDC_RX_CTRL SWCLK REG_ADJUST DBG2_GPIO DBG3_CTRL DBG2_CTRL DBG3 1k R110 VBUS_ADC DMN65D8LFB 1 2 3 Q101 ID_SYS VOFF 1k R112 VCC_P3V3...

Страница 31: ...0 5 P A J 1 0 2 0 4 P A J 1 0 2 0 3 P A J 1 0 2 0 2 P A J 1 0 2 0 1 C O J 1 0 2 P A J 1 0 5 0 1 1 P A J 1 0 5 0 1 0P A J 1 0 5 0 8 P A J 1 0 5 0 9 P A J 1 0 5 0 7 P A J 1 0 5 0 6 P A J 1 0 5 0 1 P A...

Страница 32: ...0 WO4 PA5 PA5 AIN5 PA6 PA6 AIN6 PA7 PA7 AIN7 GND GND PC5 PC5 PC4 PC4 SW0 DEBUGGER ATtiny1627 Analog Debug I2C SPI UART Peripheral Port PWM Power Ground Shared pin ATtiny1627 Curiosity Nano 1 AN PWM RS...

Страница 33: ...supply strap will disconnect the on board power supply Tip Any connection that is cut can be reconnected using solder Alternatively a 0 0402 resistor can be mounted Tip When the debugger is disconnec...

Страница 34: ...g 1 Make sure you have opened the project you want to configure Open the OPTIONS dialog for the project 2 In the category General Options select the Target tab Select the device for the project or if...

Страница 35: ...Figure 7 7 Select Target Device Figure 7 8 Select Debugger ATtiny1627 Appendix 2020 Microchip Technology Inc User Guide DS40002199A page 35...

Страница 36: ...Figure 7 9 Configure Interface ATtiny1627 Appendix 2020 Microchip Technology Inc User Guide DS40002199A page 36...

Страница 37: ...available through the website at www microchip com support Microchip Devices Code Protection Feature Note the following details of the code protection feature on Microchip devices Microchip products...

Страница 38: ...Plus ProASIC Plus logo Quiet Wire SmartFusion SyncWorld Temux TimeCesium TimeHub TimePictra TimeProvider Vite WinPath and ZL are registered trademarks of Microchip Technology Incorporated in the U S...

Страница 39: ...China Xiamen Tel 86 592 2388138 China Zhuhai Tel 86 756 3210040 India Bangalore Tel 91 80 3090 4444 India New Delhi Tel 91 11 4160 8631 India Pune Tel 91 20 4121 0141 Japan Osaka Tel 81 6 6152 7160 J...

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