Hello,
I have a question about stack usage. I use nRF51822 SoC, 12.2 SDK & IAR 7.60.1. I am interested in stack usage. Have you done any estimations? Or may be you have...
Hello, I get the
"ERROR: The --family option given with the command (or the default from nrfjprog. ini)
ERROR: does not match the device connected."
message after...
Good morning,
this is Algocraft (www.algocraft.com), an high tech company whose core business is to develop, design and market a wide range of professional systems dedicated...
Hi,
We designed the circuit followed the reference circuit(QFN48), but we always failed in the 8kv ESD test.The CPU always reset while ESD testing.
The 8kv ESD power...
Does anybody got an app inventor2 "project" to communicate with the (Adafruit) Bluefruit LE UART (or SPI) ?
Note: my Android version is 4.4.2 (LE "advertising" not supported...
I've created a Secure DFU client using the multilink central example with S130 and SDK 12.2 (running on PCA10031).
There are a few issues we have trouble with.
The...
Hi,
After successfully managing to preserve our devices bonding information (and custom app context data) across DFU updates, we have a few related questions.
I should...
I have an application that bonds to mobile devices and encrypts the connection on both Android and iOS. What I am noticing though, is that after each time I use the DFU to...
I want to stop advertising for 8 hours
but when I use
sd_ble_gap_adv_stop();
sd_ble_gap_connect_cancel();
It starts advertising after 1 or 2 secends again.
I think...
Hi,
I followed the tutorials shown below:
infocenter.nordicsemi.com/index.jsp
I downloaded SDK v11.0 and loaded S130 SoftDevice on my nRF51 DK. I use Keil uVision 5...
I am working on a bootloader for a client. I’ve been looking at the DFU example that Nordic has. The BLE version of the DFU needs to have the special format using the “nrfutil...
hi:
I use bootloader example of sdk 9.0.0 ,most cases worked fine, but I got gatt error sometime when I begin DFU. I had changed the dual_bank_ble_s110 into sigle_bank_ble_s110...
The nRF51 reference manual says that GPIO PIN_CNF registers are retained registers and that "a retained register is a register that will retain its value in system OFF mode...
Hi,
I'm trying to add second service on the fly, while SD running. After adding it, I'm trying to send service changed notification, but it don't work. Below is code used...
Hello.
I test nrf51822 central and peripheral.
I want to change radio channel frequency about nrf51822.
I test source code as below.
nRF51_SDK_10.0.0_dc26b5e\examples...
there is an error on softdevice on src\ll_adv.c on line of 659 . what is the reason?
this is my adv init
#define DEVICE_NAME "navid" /**< Name of device. Will be included...
hi
I want to know whether we require MCU for enabling "Enhanced shock burst mode " or when we set the CE pin to high for making RX that time automatically this will enable...
Hi everyone,
I am using the nRF51822, I have an issue of programming the bootloader.
It is said that the flash is not erased. But I just did an erase all before programming...
Hello,
I have two questions regarding nRF52832 ADC, which are not documented :
what is the precision / tolerance of the internal 0.6V reference?
what is...
hello there,
I use currently 'ble_app_hids_keyboard_s132_spi_pca10040' app of SDK11 for my nrf52832_xxaa device on 'IAR' IDE. It utilizes sofdevise s132. I do not use the...
Hi
I'm encountering a problem in UART communication with nrf51422 on a custom board over an FTDI USB-serial converter ic.
When I send a string > 40 chars from the terminal...
