background image

 

 

 

D F C E -N N N 4 0 -D T x R

 

 

 

mbed Kit User Guide 

                          Sheet 1 of 15 

 

 

Aug 11, 2015 

 

Proprietary Information and Specifications are Subject to Change 

 

DFCE-NNN40-DTXR 

mbed Kit User Guide 

Summary of Contents for DFCE-NNN40-DTXR

Page 1: ...DFCE NNN40 DTxR mbed Kit User Guide Sheet 1 of 15 Aug 11 2015 Proprietary Information and Specifications are Subject to Change DFCE NNN40 DTXR mbed Kit User Guide...

Page 2: ...loadable Content 6 2 3 1 nRF51822 documentation 6 2 3 2 Hardware related files 6 3 Getting started 6 3 1 Connect your Delta DFCE NNN40 mbed kit to a computer 6 3 2 Click the MBED HTM file to log in 7...

Page 3: ...it hardware figure d change 3 3V to 3 6V and 3V3 to 3V6 in whole document e Change document title and footnote f Remove UV sensor in the whole g Remove wording in section 2 3 h Update figures in secti...

Page 4: ...Energy design Kit has temperature sensor on board it is convenient to set up example application and develop the relative prototype The core of DELTA DFCE NNN40 is DFCE NNN40 DTxR module embed nRF5182...

Page 5: ...ormation and Specifications are Subject to Change 2 2 DELTA DFCE NNN40 mbed kit hardware figure HDK MCU Temperature Humidity sensor Level Shifter BLE WiFi combo module Voltage regulator for 3V6 and 1V...

Page 6: ...cts Bluetooth Smart Bluetooth low energy 2 3 2 Hardware related files Schematics Placement All documents can be found from DELTA DFCE NNN40 platform page https developer mbed org platforms Delta DFCE...

Page 7: ...ries and documentation 3 3 Setup Virtual Com Port Driver DELTA DFCE NNN40 support CDC device At step 3 1 the PC may have an unrecognized device To enable the function please refer the following step 1...

Page 8: ...jumper and use PC terminal tool to test the UART loop test 3 4 Build up the first program on DELTA DFCE NNN40 1 After you login the mbed click the new program button Then choice one of the example pro...

Page 9: ...r 32MHz external crystal 256KB flash memory 32KB RAM 2xSPI up to 4MHz 2xI2C 100 400Kbps UART up to 921600 5xADC 14xGPIO LGA42 pin package Built in RF switch for BLE and WLAN using a single antenna BLE...

Page 10: ...V pin There are pins are passed through level shift to convert from 1 8V to 3 6V Those are SCL_3V6 SDA_3V6 STLK_TX and STLK_RX RF switch pin To switch RF antenna to BLE or Wi Fi it is controlled by gp...

Page 11: ...DFCE NNN40 DTxR mbed Kit User Guide Sheet 11 of 15 Aug 11 2015 Proprietary Information and Specifications are Subject to Change...

Page 12: ...e Reset button SWDIO is connected to the embedded Nordic nRF51822 it is working no matter the power supply is from USB or external power 4 4 Power Supply USB External power supply from VIN 5V To selec...

Page 13: ...e mbed kit board are connected to dedicate I Os on the nRF51822 chip The connections are shown in blew table Part GPIO Short Button0 P16 Button1 P17 LED0 LD7 P07 R132 LED1 LD6 P13 R123 4 6 UART Config...

Page 14: ...d by the part responsible for compliance could void the user s authority to operate the equipment 15 105 b This equipment has been tested and found to comply with the limits for a Class B digital devi...

Page 15: ...th for an uncontrolled environment This equipment should be installed and operated with minimum distance 20cm between the radiator your body This transmitter must not be co located or operating in con...

Reviews: