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...
Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
Hey,
currently I use nrf_gpio_pins_set() and and nrf_gpio_pins_clear() from nrf_gpio.h to set and clear specific GPIO ports, respectively. If I want to change the current...
Alright, I have searched high and low and been unable to find a simple answer to this question. It must be possible for the nrf51 to launch Siri on an iPhone, I have seen...
Hi!
I'm doing an Arduino .txt file sending project using the nRF24L01+. But i'm quite a noob in this so i'd like a bit of advice.
I'm using an Arduino Uno, and I made...
Hello,
while reading some nrf5 examples, I've stumbled over a pattern in the examples, where the result code of a function is stored in variable (most of the time named err_code...
Hello Everyone,
I am porting rf receiver example code which are available in another platform.
I have used this rf module : www.amazon.in/.../B00NRQ3BIM
I am attach...
I am using app_timer to measure the time taken to execute a function. I am using ble_app_template code. As mentioned in the documentation, app_timer needs to initialize the...
I am developing an advertise only code.
There is PERIPHERAL_LINK_COUNT macro in ble_app_template that is used by the softdevice to reserve RAM for peripheral link...
I am using:
DK52
SDK 11
Softdevice S132 2.0.0
I have initialized my service as follows:
#define BLE_UUID_BASE_UUID {0x05, 0x00, 0x00, 0x00, 0x00, 0x00...
I migrate a project from keil to IAR, at the moment of bulding im facing this error:
arm_startup_nrf51.s
Error in command line: Invalid argument to option '-D'
Error...
We did initial work on the NRF51DK (PCA_10028).
We are using SDK 12 and ARM-GCC.
We were able to compile and run successfully the experimental_ble_app_blinky and connect...
I'm attempting to make a sense of app_gpiote.c (in SDK 11) to see if it's suitable for my application and I can't find a match between the documentation, the sample code and...
Hi,
I am trying to use app_timer (had this working in isolation like I wanted) and esb (also had this working by itself) in the same binary. They both implement SWI0_IRQHandler...
Using nRF51822.
I use external DCDC to supply concurrent 3.1V for VDD(PIN1).
Then I have no way to check bettery level.
So I connect battery and AIN4(p0.03) separately...
Hi,
This seems to be an issue that pops up often. However, I wasn't able to find an answer here in the Nordic forum.
What I have:
a number of vendor services ...
I'm trying to change the SD version number of a test-S132-file, soI can "see" that the DFU was successful in my app. I can already read the current version (from 0x300C in...
