mbed LPC1114FN28 Barometer with Data Logging

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mbed LPC1114FN28 Barometer with Data Logging

Page last updated 31 May 2016, by Kenji Arai. 0 replies BMP180, EEPROM, LPC1114FN28, M41T62

1) Test board

/media/uploads/kenjiArai/mbed_lpc1114_03.jpg .

2) Hardware

/media/uploads/kenjiArai/mbed_lpc1114_circuit.png

3) Components

mbed LPC1114FN28
- Switch Science
  - /platforms/LPC1114FN28/
BMP180
- Bosch Sensortec
  - http://www.bosch-sensortec.com/de/homepage/products_3/environmental_sensors_1/bmp180_1/bmp180
- -> Board Sparkfun
  - https://www.sparkfun.com/products/11824
M41T62
- STMicroelectronics
  - http://www.st-japan.co.jp/web/jp/catalog/sense_power/FM151/CL1410/SC403/PF82507
- -> Board Strawberry Linux
  - http://strawberry-linux.com/catalog/items?code=12062
RHT03
- /cookbook/RHT03
AT24C1024B
- Atmel
  - https://docs.google.com/viewer?url=http%3A%2F%2Fwww.atmel.com%2FImages%2Fdoc5194.pdf%23search%3D%27atmel%2BAT24C1024BPU25%27
Cds
- GL5528
  - https://docs.google.com/viewer?url=http%3A%2F%2Fakizukidenshi.com%2Fdownload%2Fds%2Fsenba%2FGL5528_1M.pdf
Vref
- Toshiba TA76431F
  - http://akizukidenshi.com/catalog/g/gI-05368/
LCD
- 8 chars x 2 lines AQM0802A
  - http://akizukidenshi.com/catalog/g/gP-06669/

4) Software function

4-1) Read logging data

Connect mbed USB connector to PC and open Tera-term.
PC can communicate with Data Logger (push reset sw with both switches on). /media/uploads/kenjiArai/tera_term1.png

4-2) Debug function / hardware monitor

Debug functions are available if you want. /media/uploads/kenjiArai/tera_term2.png

5) Program

Barometer program and monitor program

Import program LPC1114_barometer_with_data_logging

Barometer program : Data Logger function includes Barometer & temperature (BMP180), Humidity & temp. (RHT03), Sunshine (Cds), RTC(M41T62) data. : Logging data saves into EEPROM (AT24C1024) using ring buffer function.

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mbed LPC1114FN28 Barometer with Data Logging

: Data Logger function includes Barometer & temperature (BMP180), Humidity & temp. (RHT03), Sunshine (Cds), RTC data. : Logging data saves into EEPROM (AT1024) using ring buffer function.

BMP180, EEPROM, LPC1114FN28, M41T62

Page owner: Kenji Arai

Created 03 Jul 2014.

Last updated 31 May 2016