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NXP Semiconductors

UM11597

PCF2131-ARD evaluation board

Rev

Date

Description

v.1

20210915

Initial version

Revision history

UM11597

All information provided in this document is subject to legal disclaimers.

© NXP B.V. 2021. All rights reserved.

User manual

Rev. 1.0 — 15 September 2021

2 / 31

Содержание PCF2131-ARD

Страница 1: ...C bus SPI bus Real Time Clock RTC Arduino port Aardvark header EVK Abstract The PCF2131 ARD evaluation board is a daughtercard equipped with Arduino port and Aardvark header for easy test and design o...

Страница 2: ...valuation board Rev Date Description v 1 20210915 Initial version Revision history UM11597 All information provided in this document is subject to legal disclaimers NXP B V 2021 All rights reserved Us...

Страница 3: ...vily depends on proper printed circuit board layout and heat sinking design as well as attention to supply filtering transient suppression and I O signal quality The product provided may not be comple...

Страница 4: ...ughterboard has software support and a graphical user interface Windows platform for the following NXP evaluation boards IMXRT1050 EVK Board LPCXpresso55S69 Development Board and i MX 8M Mini LPDDR4 E...

Страница 5: ...tion board features Equipped with Arduino Uno R3 port for direct connection with Arduino devices On board header for direct connection to Aardvark I 2 C SPI Host Adapter Adjustable power supply for co...

Страница 6: ...are available at http www nxp com PCF2131 ARD 4 4 Arduino port J6 J7 J11 and J12 are the mated pin headers of Arduino UNO R3 connectors having the same electrical function and placed on the board so t...

Страница 7: ...ital I 2 C 6 A5 SCL 1 I2C_SCL_ARD_1 1 D0 RX Not used 2 D1 TX Not used 3 D2 Not used 4 D3 PWM Not used 5 D4 Not used 6 D5 PWM Not used 7 D6 PWM Not used J7 digital UART PWM not mounted 8 D7 Not used 1...

Страница 8: ...3 4 6 5 7 8 U1 PCF2131 IFS 1 SCL 2 SDI 3 SDO 4 SDA CE 5 INTA 13 INTB 12 VSS 7 GND 17 CLKOUT 6 TS1 8 TS2 9 TS3 10 TS4 11 BBS 14 VDD 15 VBAT 16 C1 0 1uF R3 10K J10 HDR 2X5 1 2 3 4 6 5 7 8 9 10 R11 0 C2...

Страница 9: ...user should also place jumpers across all pins on either J1 I2C or J2 SPI The user must be sure the board is properly powered and the Arduino interface is not used to avoid signal conflicts INTA and...

Страница 10: ...1 Battery power VBAT connection When the evaluation board is provided VBAT pin is grounded with a jumper placed across J9 1 2 After interface selection by placing jumpers on J1 or J2 user can move th...

Страница 11: ...resistors can t be disabled remove the jumpers on J15 1 2 and 3 4 on the EVM board 3 BBS monitor BBS pin output can be monitored on J9 9 aaa 043568 VDD_5V_IN VDD_3V3 VDD_3V3_IN VBUS D D ID G USB_MICRO...

Страница 12: ...dows 10 is also available for download allowing rapid testing and operation of the PCF2131 ARD daughterboard through the one of above mentioned EVKs For details regarding installation of the EVK firmw...

Страница 13: ...d can be powered by one of three methods 1 Connecting an external 5VDC power supply to the barrel power connector J2 on the board 2 Connecting a USB cable from the PC to the Micro B USB connector J9 o...

Страница 14: ...laced in position 1 2 Insert the PCF2131 ARD daughtercard on the Arduino connector of the EVK see Figure 8 Using USB connector J28 connect the EVK board to a USB port of the computer Install the IMXRT...

Страница 15: ...P10 The board can be powered through any USB port Using P6 USB connector to connect the board to the PC simplifies the start up operation because P6 is designated for debugging and the USB cable thus...

Страница 16: ...ware assembly operations powering up programming and operating the setup assembly Insert the PCF2131 ARD daughtercard to P16 P19 connectors located on LPCXpresso55S69 development board see the marked...

Страница 17: ...nstall_Guide_For_Arduino_Boards pdf instruction file Install GUI application on PC see the same instruction file Open the GUI application to operate the device from the PC For details regarding GUI op...

Страница 18: ...ation board Figure 11 PCF2131 ARD daughterboard LPCXpresso55S69 motherboard operation UM11597 All information provided in this document is subject to legal disclaimers NXP B V 2021 All rights reserved...

Страница 19: ...ards and how these boards are connected The configuration consists of One i MX 8M Mini LPDDR4 EVK board One PCF2131 ARD daughterboard One IMX8MMINI IARD interposer board One USB A USB C cable One USB...

Страница 20: ...EVK see Figure 12 3 Power up the EVK board using a USB Type C cable attached to PORT 2 4 Connect the EVK to the PC using a USB Micro B cable attached to J901 debug port 5 Place SW101 in ON position t...

Страница 21: ...ternal controller and the EVK Ensure the electrical connections are correct and avoid data conflicts on the signal lines to prevent IC damage 6 1 5 Using PCF2131 ARD with Aardvark I 2 C SPI Host Adapt...

Страница 22: ...lock frequency 2 MHz and 6 MHz I2C and SPI buttons allows the user to select the type of communication Connect initiate the connection to the EVK daughterboard device Init Board initiate the daughterb...

Страница 23: ...1TF The information is displayed in the Data window Write write the data to the preselected register address of the PCF2131 RTC Send serial commands The registers can be written manually with the corr...

Страница 24: ...per blue section of the window The user can read the data from the RTC internal registers with the Read button or set the automatic update using Poll Mode button The user can write the time date of th...

Страница 25: ...vated The following tabs are listed below Timestamp Figure 19 See the datasheet for more details regarding timestamp functions of PCF2131 RTC Watchdog Timer Figure 20 See the datasheet for more detail...

Страница 26: ...9 Graphical interface Timestamp tab activated Figure 20 Graphical interface Watchdog Timer tab activated UM11597 All information provided in this document is subject to legal disclaimers NXP B V 2021...

Страница 27: ...ure 22 Graphical interface PWR BATT tab activated 8 Abbreviations Acronym Description DUT Device Under Test ESD Electro Static Discharge Table 5 Abbreviations UM11597 All information provided in this...

Страница 28: ...ne PowerQuad CASPER 320KB SRAM 640 KB flash USB HS Flexcomm Interface SDIO 32 bit counter timers SCTimer PWM PLU 16 bit 1 0 Msamples sec ADC Comparator Temperature Sensor AES PUF SHA CRC RNG Product d...

Страница 29: ...s third party customer s Customer is responsible for doing all necessary testing for the customer s applications and products using NXP Semiconductors products in order to avoid a default of the appli...

Страница 30: ...ughterboard and LPCXpresso55S69 motherboard before getting started 16 Fig 11 PCF2131 ARD daughterboard LPCXpresso55S69 motherboard operation 18 Fig 12 The assembly PCF2131 ARD daughterboard IMX8MMINI...

Страница 31: ...ftware tools 12 6 Configuring the hardware 12 6 1 PCF2131 ARD initial hardware setup 12 6 1 1 Using PCF2131 ARD with IMXRT1050 EVK board 13 6 1 2 Using PCF2131 ARD with LPCXpresso55S69 development boa...

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