Seeing recent response to my original question on multiple chip selects, I've opted to share a modification to spi_master that I've implemented in part to make handling some...
What is the official status of the Softdevice Serialization for S130 in SDK 9? I could see an older answer on how that was removed in SDK 8 but since almost half year has...
Hi
The documentation for the new feature in S110 v8 to change the gatt table size says that to change it the linker configuration needs changing .
This means it is a...
I used to be able to see my development kit in nRFgo studio and flashed S110 onto the chip. Now all I see is: "No boards connected". I am still able to flash programs onto...
Hello,
I have an iOS application communicating with a custom device having a nordic 8001 chip.
They have established a bonded relation. In nRFgo Studio, in Security...
Hi there, thanks for your help in advance!
I have tried the nrf51-ble-ancs-nus sample from github and making it work on a 51822 EK board, i.e., it can receive notifications...
I try to use hcidump, capture CSR dongle on ubuntu14.4.
I can find SDK8.1.1 s110 keypad demo create connection fail.
HCI Event: Command Complete (0x0e) plen 4
LE Set...
Hello all,
In controlling two devices simultaneously from one central controller, I have noticed significant time delays in processing the second call to sd_ble_gattc_write...
Hi.
I am using PCA10028 board an SDK10.0.0.
nRF51's Max flash size is 256KB.
Q1. "s130_nrf51_1.0.0_softdevice.hex" size is 302KB already. How can we make HEX file less...
Hi.
I'm using PCA10028 and SDK10.0.0, S130 v1.0.0.
And "ble_app_hrs_c" example is my reference code.
It works well before i add code for timer as below.
void start_timer...
Hi I am an student who is a poor fledging embedded engineer.
I met an error on using nrfgo studio
when I click the tab [Device]-[nRF5X Programming]
I used JLink_V510p...
Hi,
Using ble-app-uart sdk9 example:
Is there a difference where I initialize uart in main? My code is able to run when I shifted the uart_init() after ble_stack_init...
Hi,
I am trying to figure out which GPIO pins i can use as UART on a nrf52 chip if i put it on a custom PCB (Not DK !!). From the reference manual (page 513, 48.10.7 and...
hi,
i want to restart my timer before it expires.
suppose my timeout is 2 second and i want to restart it in between 0-2 second based on signal when i receive before expires...
I've notice that the ST Balun NRF01D3 that I've used for my current design is not listed as compatible with Rev 3 (Build code: H) nRF51822 Silicon. Has there been any change...
Hi everyone,
I am looking into Crossworks and SEGGER's Embedded Studio and since they are related I am wondering which one of them is more recommendable? Right now Eclipse...
Hi,
I have set ble_adv_fast_timeout = 0 (same problem with ble_adv_slow_timeout) to get advertising forever, but when in call sd_ble_gap_adv_start, i get error 0x07 (param...
Hi all
According the nRF51822 Product Specification V3.1, the 16MHz RC oscillator has a tolerance of at most 5% and can be used as clock source for the UART module.
...
Hi,
I am trying to change an example code on ble_app_uart_c (Central) SDK10.0.0 s130.
I have changed already peripheral example and I can see notification data if I...
Hi,
while flashing the device i get "Contents mismatch at: 0001C1C0H".
I am not sure if my IROM1 and IRAM1 settings are setup correct in the Target Settings of my Keil project...
Hi,
i have two microcontrollers: STM32F401 and nRF51822. They communicate by uart with flow control. I use 110 Soft Device from SDK 10. The maximum baud rate when communication...
Hi All,
I am trying to update the HEX file of LED_mesh example using DFU bootloader over-the-air. The LED_mesh application HEX file gets uploaded successfully by bootloader...
