I'm looking at interfacing a typical Wheatstone bridge sensor to the nRF51822 ADC. This particular sensor only requires a mA or two for excitation and the output fits within...
When use the "nRFBeacons" app to update the info on my beacon the following happens:
Go to update tab.
Select "Connect"
Press "SW2" on beacon and see the LED begin flashing...
I am using s110 and nrf51822. I've set up up a long characteristic of 154 bytes.
Sending between 1 and 154 bytes works as expected.
Sending 155 - 160 bytes gets rejected...
Hi,
I tested the nrf beacon application, it allows only the beacons with company identifier 0x0059 (nordic's id). But i need to modify it to support all the device, how...
I use a app_timer_create() function to create a task(200ms once)
when in the task_timeout_handle() ,
I do something more than 200ms,
what will this timer going ?
Hi!
I use nrf51-pwm-library ( github.com/.../) to control brightness of LED RGB light source and it works ok till I don't want to adjust brightness slowly (dimming function...
hello,
are there any completed sample code of using pwm0, 1?
just 2 or 3 word can working like following? or need other config?
pwmcon=xx;
pwmdc0=xx;
pwmdc1=xx;
also...
Hi,
my question is related to this question:
devzone.nordicsemi.com/.../
Erasing Flash pages takes a pretty long time (and the CPU is blocked during this time). For...
Hi,
I use NRF51822 QFAC chip, SDK is 8.1.1, soft device is S110. The base project is ble_app_uart. Now I want to add OTA DFU into my project. But I don't know how to start...
Hey together,
I'm using the GPREGRET register at the nrf52832 to determine how the module should start up after an off mode reset. Thus I set a predefined bit in the GPREGRET...
I have been working on the multilink example lately (version: 8.0), I have identified the function to send data on the peripheral part, it is sd_ble_gatts_hvx(), but I'm having...
hello ,
my IDE is keil and the sdk is nRF51_SDK_10. i know the system is 16M frequency,but now i only have 32M crystal.How can i change the sdk if i wang to run the system...
hello , Nordic Engineers. my IDE is keil and the sdk is nRF51_SDK_10 and s110_nrf51_8.0.0_softdevice.hex. The project is "C:\Users\robben\Desktop\nRF51_SDK_10\nRF51_SDK_10...
Hi,
I am trying to load hex file over the air for nordic but I am getting error as master emulator installation not found. Please suggest. I am using MCP of version 3.10...
hello i want To use mbed for nrf51 dk. i used this link developer.mbed.org/.../ . i am following steps but i can't copy hex file into bootloader. i got error message "There...
Hi,all
my question is in the title.
i am making a project like NUS (sample in SDK).
i found that during the data transmission Situation，the write without response...
Hello,
I was using Nordic's Master Control Panel for a while to upload firmware to my nrf51822 BLE beacon for a while and now I want to move one step further. I want my...
HI,
In the BLE Spectification, both of the inquire and scan can find out the advertising slave role device.
what's the difference between them?
And Is it true that...
I am trying to emulate the case where a scanned peripheral goes offline before the connection was issued by the user by calling sd_ble_gap_connect() with a completely made...
Hi, Guys,
I have occured a wired thing. I use NRF51822 with softdevice S130 to do a BLE project. I use both spi and twi to get information from sensor(I use spi0 and twi1...
