I am getting get BLE_EVT_USER_MEM_REQUEST and BLE_GAP_EVT_CONN_PARAM_UPDATE event, when writing to ble device, sample code did not handle these event, and seems no document...
Hello:
Why do I erase SDK5.2 version of flash and read not, in SDK4.2 can. I tested nrf51_sdk_v5_2_0_39364\nrf51822\Board\nrf6310\flashwrite_example is a good example.However...
before i write the flash, it has been erased.so ,its value is all 0xff.
when i write 0x00 to flash address 0x0001,the value read out is not 0x00 but 0x01,and the value in...
I'm looking for a way to use the nordic uart service ( devzone.nordicsemi.com/.../ble_sdk_app_nus_eval.html) from Linux using the native Linux BLE Stack (BlueZ). My application...
Hi,
I've created an application using the S110 experimental ANCS demo. I successfully implemented ANCS and then began to structure my application around it. At some point...
Hello,
In an ongoing company project we use a couple of nRF51 transceivers forming a beacon enabled wireless sensor network consisting of one base station and multiple...
I want to count clocks in order to implement a watch. I use the RTC0 as my time-base and count mainly with this device. As it has just 24 bits it would not last for long,...
The way of entering the bootloader mode is sending the command,then run the code as follows:
void jump_to_bootloader(void)
{
uint8_t softdevice_enabled;
uint32_t err_code;...
I'm sorry but i don't know where else to turn. The tutorial on adding a characteristic to a service (the nordic tutorial i am basing this off) isn't finished and I have no...
Hi
I did not quit yet understand the Gazell Pairing library.
If an encrypted message is send, how do I add some payload to the acknowledgement.
And how will I be able...
Hi,when i set NRF_RADIO->MODE in RADIO_MODE_MODE_Nrf_1Mbit ,then use radio_tx_carrier(txpower_, mode_, CH_LOW); i got a picture with spectrum analyzer like this ! , when i...
Hi
I have been using the double buffer DFU for a while now, and it works reliably for me.
However, I am hitting the application size limit that can be handled by the double...
Hi,
We developed the app using the nRF Beacon App sample code.
I want to ask for a good application notes or some hints which I can use for developing.
* Is the API documentation...
The nRF51822 Product Specification says that "Maximum number of pins with 5 mA high drive is 3."
Does that mean that you can only configure 3 pins as high drive, or could...
I managed to upload my application OTA DFU when there was only the bootloader running. After my application is there, I can start DFU and my application runs thru reset_prepare...
Is there a firmware locking feature for either 51422/51822, or can you purchase OTP (one time programmable) versions?
Can you buy them mask programmed from Nordic?
I...
I want to get sensor data from arduino, with atleast 200 samples per second, but at present I am only getting around 20 samples per second. I went through forums and got to...
What is the source resistance for the GPIO pin when driven high and configured as following:
Output, Standard 0.5mA drive, No pullup, S0S1
Output, High 5mA drive...
Hi there! I added ANCS to my project which contains services nus, dis, dfus and two other custom services. Everything seems OK except device manager. I paired the device with...
