Hi,
I have been using nRF51822 with my Android app using Android's Bluetooth Low-Energy APIs.
In order to get more details, I am currently working on integrating the Android...
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...
Hi
the PWM frequency should reach 8MHz( duty cycle is 0.5 )when use timer0(16M) without SD.but i revised timer demo code from peripheral and only get 50KHz.i don't know...
Hi everyone,
I've found a few posts and a lot of info but I'd like to know if there is an existing example that merges a few of the examples found here ( github.com/.....
Hello.
I want to retain the value of a certain variable after issuing a system reset (sd_nvic_SystemReset).
Can this be done without storing it in the flash memory?
...
Hello.
I use SDK 8.0.0 and PCA10028 board. I try connect board to the Windows 8.1 PC ( i have Tablet PC and Desktop PC with BLE dongle). For connect board to Windows i...
I think I understand what these two flags do, the SYS one returns the system attributes, which I assume means data representing the CCCD for the service changed characteristic...
Hello,
Is there any compatible arduino lcd with existing library for the nRF51 Chipset?
So I can just plug it on the nRF51-DK, include the library and "lcd_wirte("text...
Dear Developers!
I'm a newbie in nrf51822
My Project needs to change between central and peripheral role. How can I apply OTA DFU with S130 soft device ?. In nrf51822 DFU...
Hi,
I used PPI module and Timer2 to generate a 4Mhz pwm. But I founld when using softdevice(s110 v7.0), the pwm will be broke a while by BLE advertising or connecting event...
What's wrong?
Device is connected. (nRF51822 Board - J Link - PC)
I downloaded a sample project, and when I open with Keil, then it shows following message.
What...
Hi all,
I would like to know which is the most recent SD and SDK that I should be using with my REV2 chips. In the compatibility matrix, there is no info about the SDK...
I am working on s120(central) and s130(central/peripheral). I am getting
BLE_GAP_EVT_CONN_PARAM_UPDATE_REQUEST event after updating conn_parameters w.r.t to peer using sd_ble_gap_conn_param_update...
Using nRF51x and S110 v8 in a BLE application I want to generate a random 32 bit identifier and store at end of UICR on first power up only after factory flash (no erase needed...
