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...
Now I am using hid mouse example to develop a project which requiring bond process. Everything is OK but the question: I need report the btn number which trigger the system...
I copied the example "ble_app_hrs_s110_pac10028(nRF51 PCA10028)"in the nRF51 sdk 10.0.0. I Changed the configuration to make it run on BOARD_PCA10001. But the program keep...
Hi,
I need to update the Min and Max connection parameters run time.
Is it possible to do so?
Also can i update the Min and Max connection parameters through an iOS app...
Hi,
I am using app_pwm in low power application on nRF51822 with soft device S110. Today I measured power consumption and found the current was ~1.5mA during advertising...
Hello,
There are two problems on nRF52 ble uart example code.
I would like to know is there any misunderstanding or mistake I made?
or anyone met the problem too.
1...
Hi All,
I am starting the process of getting our product Bluetooth RF PHY tested, and our lab has asked an interesting question.
What is the image frequency of the nRF51822...
Note: I am using v8.0.0 of the s110 softdevice on the nrf51822.
I am developing an application with the nrf51822 that uses pstorage, bluetooth, and SPI reads/writes.
...
I was looking at the nrf52 startup code and noticed something.
The handlers for UsageFault, MemoryManagement and BusFault are there.
But they are not available in the vector...
Hello,
are there some known reasons why S120 can reset the system while BLE connection to S110 peer is lost? I have S120 and two S110 connected. When i take one of S110's...
Hi, I'm trying to work out, why p08 stops working as DO if mbed Serial is used.
Code is pretty minimalistic:
#include "mbed.h"
int main() {
//Serial pc(p15, p16...
Can someone please provide detail on the clock source for the SysTick in the nRF52? Is it clocked by the processor clock or an additional clock source? I'm trying to understand...
what's the difference between app_timer api an nrf_drv_timer
are they using separate timers or the same timers?
if they are using the same timers, can app_timer_create...
I'm trying to use app_timer without softdevice, I tried to initialise it explicitally but still not working
static void lfclk_config(void)
{
uint32_t err_code = nrf_drv_clock_init...
I have an application which uses SPI to communicate with ADC.
when I don't use SoftDevice and use nrf_drv_timer to start conversion periodically it works
but when I...
Hi,
I am using the sample ble_gls code from Nordic.
When i try to write to the RACP characteristic through an iOS code that we are developing it gives an error CCCD not...