I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
Hello all,
I am having problems with scan_start function (or something connected with it). I am using NRF51822 on custom board, using BLE functionality and also UART for...
Hi,I now use the nrf51822qfaaho,s110 v8.00.
I need do a application , have customize serves, with ancs ,and with DFU function.
Does the chip can support this?
Who can help...
Hi,
this is how I initialize and enable LPCOMP
nrf_drv_lpcomp_config_t lpcompconfig = {
{NRF_LPCOMP_REF_SUPPLY_SEVEN_EIGHT, NRF_LPCOMP_DETECT_CROSS},
APP_IRQ_PRIORITY_LOW...
Hi,
I wonder if BLE_ERROR_NO_TX_BUFFERS(s110) and BLE_ERROR_NO_TX_PACKETS(s130) have same meaning.
These marco variables are defined in ble_err.h.
Thank you.
HI,ALL,
i am so sorry for my silly question here.
In ble CORE SPEC,
i saw a sentense (Version 4.2 [Vol 1, Part A])below:
"Device L is shown in the same locality...
Hi,
The SDK6.1 bootloader seems to have problems when used on a Laird BL600 module.
I'm using a BL600 with the SDK6.1 and SD7.1. I want to implement the bootloader in...
Hello!
As per documentation, RSSI is measured during the time, when particular packet is being received. In particular, nRF51822 Product Specification v3.1 states RSSIperiod...
Hi, i have a NRF51-DK (nRF51822 - PCA10028) board and using SDKv10 with SoftDevice S110.
I read everything i could find about this topic and i see people claiming data rate...
I am looking to synchronize collecting of data from outside devices with the connection interval of the nRF51822 and the S110 vers. 8.0 softdevice. Are there specific events...
I want to send big amount of data (10kb) with characteristic of 16 bytes. when the phone side is subscribed to notification I run a loop of data sending.
how can I synchronize...
I have read through the forum on this and I am still not completely clear. Here are my questions:
Can I create characteristics that are larger than 20 bytes? The Bluetooth...
In looking at the nRF51 UART Example I'm wondering about data loss over the Bluetooth interface.
When bytes are sent to the host, is there a re-transmission mechanism somewhere...
Hello,
I was just editing the handling of sent packets and I wanted to evaluate the contents of the ble_gattc_evt_write_rsp_t struct which is part of the BLE_GATTC_EVT_WRITE_RSP...
Hello,
im using NRF 51822 with SDK 10 / S110 8.0. Im working on a project that includes one or two timers (initialized by APP_timer function), the ble calender (like discriebed...
