Hi,
I am sending data from Android phone in every 200 ms to nRF8001. But sometimes I found there is a 50 ms or 100 ms delay. It looks like nRF8001 spending some time in...
Hello,
I'm starting a new nRF51 project on mbed for a custom board. I wish to know what is the "cleanest" way to define pinout (what file to edit) ?
Thank you
I have enabled data ready interrupt bit and also enabled the fifo bit and also enabled gyro_fifo and accel_fifo bits in mpu6050 so that when data ready interrupt occurs the...
I will be selling various ble products. My customers can connect to and program the devices using their bluetooth smart phone or tablet.
I want them to have the option...
Hi,
I am trying to run nRF24L01+ in default configuration using simple ping-pong examples using RF24 Arduino library.
The problem is that while ping-pong is getting through...
Hi,
I want to send data from one peripheral(nRF51 DK) to multiple Android Phones. This will be a one way connection from the peripheral to the smartphones. I red on the...
I'm currently trying to merge the S120 softdevice with the compiled code from the ble_app_multilink_central sample under Linux (Ubuntu).
Here is the command I'm executing...
There are a couple problems with the SDK 7.1.0 implementation of nrf_delay_us for GCC. The experiments I've run show the provided version generates delays 40-50% too long...
Hi,
I am developing an application to capture data on a PC over ANT+ using the ANTUSB-m as slave and the nRF51 DK as master.
In order to test my program I want to be able...
I had the same experience as fishman and I went back to give Eclipse a try. (Post: nRF Beacon does not build on Android studio) I tried to build it in Eclipse Luna with the...
I am trying to use the nrf51822 to send media button commands over HID. I have seen several questions on here and they usually involve the HID Mouse example (which doesn't...
Hello,
I have been trying to implement AES in order to encrypt a time stamtamp to be sent in the advert of the iBeacon ( 128 bits, using Minor and Major bits, (16+16)*4...
Hi,
I am trying to decrease circuit power consumption that's why I am using sd_ble_gap_tx_power_set(TX_POWER_LEVEL) function. When I set TX_POWER_LEVEL as 4 or -20, I dont...
We are looking to change tx_power setting to Neg30 dBm and for this we have accessed NRF_RADIO->TXPOWER = (RADIO_TXPOWER_TXPOWER_Neg30dBm << RADIO_TXPOWER_TXPOWER_Pos);
...
I have the NRF51 DK working with CrossWorks on OSX. I have the blinky example working.
Now I would like to figure out how to get very basic HELLO WORLD type demo to iOS...
I am implementing dual bank DFU on the PCA10001 board using the latest SDK (7.2.0) and S110(7.1.0). I am able to enter bootloader from my app as detailed here:
developer...
I'm just reading the documentation regarding the analog digital converter and wonder why there is one bit in the configuration register for every analog input. What will happen...
I'm using a relatively large GATT db that has rd_auth and wr_auth set to true for every characteristic. This prevents the stack from automatically replying with cached values...
I'm using the MAX9814 electret pre-amp's output as an input to an analog pin of the nRF51822. The MAX9814 has a 1.2V swing at 1.2V DC (so it goes from 0 to 2.4V). VDD for...
Hello,
I have some questions about the DC/DC conversion factor in nRF51822.
In the datasheet nRF51822_PS v3.1, Figure 11 shows the graph about conversion factor...
