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twi stops nus data in 0

Hi We have an application where we what to read i2c sensor data over the air to an iPhone. We've taken ble_app_uart_S130 project and grafted in some twi_hardware code. There...

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Started over 10 years ago
by Yano
Not Answered
Central Sleeping between Connection Interval 0

I am interested in the S130 ability to hold 3 central -> peripheral links over BLE, and am looking for some evidence that this has been accomplished with extremely low-power...
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0 replies

Started over 10 years ago
by Dan
Not Answered

nrf24lu1p channel scan using Received Power Detector 0

I'm trying to implement channel scanning in our nrf24lu1p based USB dongle. I'm following the specs and basically loop though each channel ; loop stop listening set...

792 views

0 replies

Started over 10 years ago
by robert
Not Answered
help required in porting uart soft library 0

Hi Team, Can anyone help me implementing this? AN-G-001.zip
- txparity
- bluetooth low energy
- paritybit
- uart
- keil
- nrf51822
729 views

0 replies

Started over 11 years ago
by Milan
Not Answered
NRF8001 Not Reconnecting After Bond In UART mode 0

Hi, I am using the NRF8001 in UART mode and attempting to bond with my android device (Lollipop 5.0 Nexus 6). i am using the nordic arduino sdk which is found here:...
1415 views

0 replies

Started over 11 years ago
by Sal

Recent in the DevZone Blog

Nordic Semiconductor nRF51822 Firmware for Background Data Recording

scytulip

#Nordic Semiconductor nRF51822 Firmware for Background Data Recording Updating on https://github.com/scytulip/nrf51-back-rec Design Objective This firmware is designed for low-cost long-time low-power…
- 23 Oct 2014
Nordic nRF51822 ARM Cortex-M0 Development using emIDE

Hugh

Nordic nRF51822 ARM Cortex-M0 Development using emIDE To avoid the hefty charges with commercial compilers I tried emIDE with some success; here are the settings I used for the EV Kit Official emIDE…
- 22 Oct 2014
Beacon Kit - Mistake in Ref_Design_UG_v1.0

Salman

I connected the programming header as described in "nRF6930_Beacon_Ref_Design_UG_v1.0.pdf" 5.5.4 Programming interface. I was trying to program Beacon Kit but failed many times then I compared it with…
- 10 Oct 2014
SD card interfacing

Salman

Hi, I have written SD & SDHC card routine for reading, writing and erasing data from SD card. It used the hardware SPI of nRF51822. NOTE: 1)Define the PINs of SD card first before initialing. 2)Define…
- 10 Oct 2014
How different BLE packet types influence throughput

Stefan Birnir Sverrisson

There are several types of write operations, write request with authorization, write request without authorization and write command. You can see message sequence charts for those messages here and he…
- 9 Oct 2014
Measuring Lithium battery voltage with nRF51

Stefan Birnir Sverrisson

Here is an example of a hardware setup to measure the voltage on a Lithium battery with a voltage divider and a connected capacitor. The Lithium battery typically has a voltage range of 2.7 - 4.2 V and…
- 2 Oct 2014