Hello. Can I get a literature to the nRF51 series?
I need a full abstraction of the nRF51, like a book or other information, it's structure schematic of build-in modules...
hts, HTC phone, nrf tools HTM, nrf51822,
every time when it's power up :
the once connect: error code 0x7A cann't read characteristic and 0x14 state change.
the second...
Our company needs wireless temperature sensors (can be externally powered or battery operated) and transceiver with 4 channel analog outputs. It has to be finished product...
I am toggling Value of slave through a button on nrf51822ek .This Value is displayed on MCP of dongle, but i have to get this value on terminal to send it to pi then through...
Hello, I am tryong to use to masters to communicate with two accelerometers.
Q1_ I found the following image from Nordic's website that shows SPI0 pins but there is no indication...
In the nrf51 series reference manual section 12.1.9 it states that there is hardware protection that prevents write instructions from being executed and that there is more...
Hello, I have established the connection between two pca10001 boards, one as central and one as peripheral using multilink_central and multilink_peripheral. I have serial...
Greetings,
I recently bought an nRF51 dk and was trying to see how to implement the AVRCP profile to play/pause music on a smartphone.
After some research, am i correct...
I measured the conducted power on the PCA10028 demo board and get ~2dBm out when I set the output power to +4dBm. It appears the PCA10028 is using a discrete balun. Is 2dB...
Hello,
Setup:
SDK 9.0
SD 8.0.0
I have an application where we are using Pstorage to store persistent system settings.
When I flashed the device we were using this...
Dear All,
I'm a beginner in programming of Nordic component.
I try to synchronise the date and the time between client which is an application in PC and a component...
I'm currently developing a concurrent central/peripheral application using the nRF51, S130 and SDK 9.0.0. It uses the Nordic UART Service, and it would be nice to make use...
Hello,
Is it possible to use EasyDMA directly with nRF52 SDK without using one of the higher level libraries that use it, i.e SPI / UART? I am interested in implementing...
Hi:
I want to let link manager controllby by me. for example, I want to ask link manager to emit such LMP_test_control, LMP_activate command via HCI. how to do by nRF51?...
Hi:
for nRF51
I want to send command to link manager by HCI command ,or example LMP_test_control, LMP_Activate , etc. Could I modify firmware to do it ?
thanks;
All...
Hello,
I have an issue that I can't seem to sort out involving the PWM module. I am currently using SDK9.0 and SoftDevice S110 V8.0 and I am using the stock PWM files from...
I have a nRF51DK. And I would like to be able, to enable/disable the softdevice with 2 buttons.
Button 1 on nRF51DK --> Enable Softdevice
Button 2 on nRF51DK --> Disable...
Hello,
I am working on nRF51822 S110 softdevice 8.0 and SDK9.0. I am creating paired and unpaired states and the system will goto unpaired only if it is unpaired from the...
I know nrf51 timer0 can be configured for 16,8,24 and 32 bit modes
and timer1 and timer2 can be configured for 16 and 8 bit modes.
But what can I expect the value to be...
I'm going to star a new product development using nRF51422 supplied by a 3V battery. Since it is a low cost product the idea is to use the nRF51422 internal DCDC to provide...
Hello,
I'm using an external chip that decodes my RF transmission and outputs the data on two pins DAT, and CLK (data and clock). Currently I'm reading the data with GPIOTE...
