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Last activity 2017-05-14 19:33:03 +0200 by dlip

Error uploading app thru optiboot-ble and NRF toolbox

I am trying to use optiboot-ble with the nRF8001 and an atmega328p to allow application update over bluetooth. I have successfully compiled the bootloader and flashed it to the microcontroller. I have loaded the uart project with dfu from the ... (more)

29
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no
votes
1
answer
Last activity 2017-05-05 08:42:56 +0200 by run_ar

peer to peer communication between 2 nrf8001?

Hello,

I want to build a system which will use 2 nrf8001 to communicate. 1 nrf8001 will act as a client by continuously transmitting its UUID and another one will act as a server waiting to receive the client's ... (more)

398
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no
votes
1
answer
Last activity 2017-04-19 17:13:50 +0200 by Stephan Walter

Fatal error: 0 (src\ll_lm.s0.c:571)

Hi, I'm using nrf8001 nordic chip on my project. With some time on the nrf8001 chip begins to send the HW_ERROR with failure on ll_lm.s0.c and line 571. This not crash the board yet, but with more ... (more)

859
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no
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1
answer
Last activity 2017-04-18 16:28:05 +0200 by Bjørn Spockeli flag of Norway

Cannot send bytes from Evothings app to Blend Micro...

I am working with a Blend Micro Board (Arduino IDE with RBL_nRF8001 sdk), using Evothings. Using the RedBearLab Simple control example I can easily connect to the board. I can receive bytes sent from the boards with ble_write and ble_write_bytes ... (more)

170
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-2
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1
answer
Last activity 2017-04-17 12:20:34 +0200 by endnode

We really want to work with Nordic, but they makes it hard.

It seems like a really great company, but after exploring and asking , and searching for a good BLE solution, I just can't find a good fit.

So you want a GOOD processor, and BLE . If you go with the ... (more)

79
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3
votes
1
answer
Last activity 2017-04-11 09:21:03 +0200 by awneil

Which Nordic chip should we use ?

We have to pick a BLE very quickly , and up till now we used to work with modules which are expensive in mass but easy to work with (e.g RN4020)

I am looking for a chip with a VERY ... (more)

22
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1
vote
1
answer
Last activity 2017-03-30 13:57:33 +0200 by Hung Bui

nRF8001 - DC/DC converter - AVDD pin

Hi,

In the schematic presented in the topic 17.1 (dc/dc converter, image below) of the nRF8001 datasheet it isn't shown that AVDD should be connect to a power supply as in the topic 17.4.

dc/dc ... (more)

31
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Last activity 2017-03-27 09:10:04 +0200 by David

HID reconnection problem

I'm trying to save power on my HID keyboard application by disconnecting the Bluetooth link after some time of inactivity. As soon as there are keystrokes to send, the device advertises again and sends the pending values.

Generally I ... (more)

82
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no
votes
2
answers
Last activity 2017-02-17 15:58:24 +0200 by loic.jacquinot

nRF8001, nRF51422 or nRF51822

Hi,

It's my first post here so let introduce myself : I'm a 25 y.o. French electronics engineer and hobbyist. I also like skating (inline skates and ice skates) mainly slalom, jumps, speed run, street ride... And I ... (more)

58
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1
vote
1
answer
Last activity 2017-02-08 13:45:28 +0200 by Kristin flag of Norway

nRFgo Studio configuration for HID over Gatt

Hi,

I have successfully implemented the UART over BLE. Now I'm trying to implement the HID over GATT for my nrf8001 device. What I'm trying to achieve is lower connection interval of the IOS device connected. The question ... (more)

45
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no
votes
1
answer
Last activity 2017-01-25 17:18:42 +0200 by VirtualYooper

nRF8001 Security Required - Just Works configuration

We have a sensor product that has been in the field using the nRF8001 in no security required, just works mode for over a year. Recently, we had a request from a volume user that requires a secure connection.

In ... (more)

55
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1
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answers
Last activity 2016-12-16 12:25:24 +0200 by Kristian H

NRF8001, 0x88 CRC mismatch

BLE_Nordic.zipHi,

We are a couple of students trying to implement NRF8001 in our project, we made a SPI setup on our Atmega328p to communicate with the NRF.

After sending our setup packages and 3 packages with 0s we ... (more)

41
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no
votes
1
answer
Last activity 2016-12-06 19:39:03 +0200 by tilitililili

NRF8001D/NRF8001C

Hello!

I have a problem with NRF8001 modules. I have two similar boards - one with NRF8001C and another with NRF8001D module. NRF8001C board works well, but NRF8001D board doesn't. The RDYN pin is always high. It seems like the ... (more)

50
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1
vote
1
answer
Last activity 2016-11-30 15:10:39 +0200 by Sigurd flag of Norway

HID template for nRF8001

Hello,

While looking for examples, I found a post from 2004 where a user is asking a question about an example code for HID on nRF8001. Is this code still available? Where can I get it?

Here is the original ... (more)

94
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no
votes
2
answers
Last activity 2016-11-23 04:45:06 +0200 by Quark flag of Taiwan, Province of China

How to create a nRF8001 configuration for touch device with nRFgo

According to Microsoft's instruction on HID touch device, https://msdn.microsoft.com/en-us/libr..., a HID touch device should create a report (descriptor) as below,

0x05, 0x0d,                         // USAGE_PAGE (Digitizers)          
0x09, 0x04,                         // USAGE (Touch Screen)             
0xa1, 0x01,                         // COLLECTION (Application)         
0x85 ...
(more)

78
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no
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no
answers
Last activity 2016-11-10 09:27:51 +0200 by Martin Børs-Lind flag of Norway

Device advertised as mouse/keyboard, but after bonded it became heart rate device?

I am using RedBearLab Blend v1.0. I ran the HID_template and HID_keyboard_template. I can see the device in Win10 advertised as joystick and keyboard. Then I tried to modified the hid_mouse_batt_nordic_works.xml and generate a new configuration as mouse ... (more)

74
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no
votes
1
answer
Last activity 2016-11-08 23:26:12 +0200 by Elliot

ACI_EVT_HW_ERROR line 571 nrf8001

I am using a nrf8001 and the arduino aci library ported to work with my project. I have started from hello world example. Connecting to the device from android app, sending some data over the uart and then disconnecting seems ... (more)

123
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no
votes
1
answer
Last activity 2016-11-02 13:49:33 +0200 by iqbalpalemad

can i increase TX power of blend micro

i am using a blend micro with nRF8001. and i am using it as a hub in my project.Now i am getting a range of 13 meters.but that is not enough for my project.so can i increase ... (more)

73
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no
votes
1
answer
Last activity 2016-10-26 13:27:42 +0200 by awneil

Need NRF8001 to advertise while Microcontroller asleep.

I'm using an NRF8001 with an ATMEL ATMEGA 328P (the microcontroller from an Arduino). I need the microcontroller to go to sleep, but still allow the BLE chip to advertise and wake the microcontroller upon connection. It seems as ... (more)

53
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1
vote
1
answer
Last activity 2016-10-18 13:22:58 +0200 by awneil

nRF8001 setup but not visible

Dear Colleagues,

I am much obliged for your kind assistance to me.

My Question:

I have setup my NRF8001 successfully (please find the setup file generate by the nrfgo attached).

When I ping the nrf8001, I get a standby message ... (more)

36
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no
votes
1
answer
Last activity 2016-10-18 03:11:30 +0200 by Pascal

[title:arduino] No ACKs after initial send

Hi All,

BLE Nordic Stack: 0.9.7 Tiny Circuits: Ardunio + Nordic nRF8001 Board

 First time post, and hoping someone has run into the same issue that I am.   I am in the process of writing a custom sensing ble ...
(more)

440
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no
votes
2
answers
Last activity 2016-10-07 19:28:43 +0200 by didier

nRF8001 no response to Test mode command

Hi, i've just started to use the nRF8001, so forgive me if this is an obvious problem.

i'm using the nRF8001 with a microchip PIC processor. i'm using the ace_tl_demo project to test the hardware. On power-up ... (more)

210
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no
votes
1
answer
Last activity 2016-10-07 10:40:33 +0200 by Kristin flag of Norway

Blend Micro with nrf8001 certification

Hi there!

I don't know much about FCC, UL, CE certification and want to learn. I am using the blend micro module which uses nrf8001 chip in my project. How do I get my prototype certified?

I looked around ... (more)

117
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no
votes
1
answer
Last activity 2016-10-03 15:07:18 +0200 by Hung Bui

Write to characteristic with manual ACK

Hi all,

I believe it should be possible to defined a characteristic which can be written to but have no automatic write response ACK sent. Instead I want to send a manual ACK once I have processed the written data ... (more)

90
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1
vote
1
answer
Last activity 2016-09-16 15:36:08 +0200 by Hung Bui

nRF8001 and nRF24L01+ on one Arduino

Is it possible for one Arduino Uno to have a BLE nRF8001 module and a nRF24L01+ module wired to it (allowing each module to communicate simultaneously)? According to the wiring diagrams, they utilize the same pins. Therefore, will I need ... (more)

253
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no
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no
answers
Last activity 2016-09-06 08:14:32 +0200 by brian

nrf8001 Reset - RDYN and REQN behavior

Hi,

I'm developing some code for an AVR MCU with the Adafruit nrf8001 and had a question about the expected behavior of the handshaking lines, REQN and RDYN

My understanding is, once the device comes out of Reset (Reset ... (more)

2k
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1
vote
2
answers
Last activity 2016-09-05 09:34:53 +0200 by Cristian Alistarh

nrf52832 and Arduino

Hi, I'm planning to add bluetooth LE support to my Arduino based project. I want to use nrf52832, but I couldn't find any example on Arduino interaction with this radio. I know that nrf8001 has an SDK for ... (more)

112
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no
votes
1
answer
Last activity 2016-08-30 02:48:33 +0200 by Icero

ANCS examples: ACI Setup Error

I recently received a redbear nrf8001 board for use with my Arduino Uno. I had intentions of using it with ANCS. Before I realized that there was a ANCS example included with the sdk from Nordic, I had located someone ... (more)

1k
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no
votes
1
answer
Last activity 2016-08-26 15:43:25 +0200 by David Edwin

nrf 8001 + Arduino Notify Questions

Hello i have a system that build in an ultrasonic sensor RedBearLab BLE Shield ( nrf8001 ) and arduino i want to get ultrasonic data via bluetooth and see it on nRFConnect i can see it but when i try to cut ... (more)

34
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2
votes
1
answer
Last activity 2016-08-24 20:07:17 +0200 by awneil

connect nrf51822 to nrf8001

I am using nrf51822 as a central device that is trying to connect a peripheral device nrf8001.

I want to build communication bewteen them and use nrf51822 to receive the advertisement data

from nrf8001. Is it possible to do that ... (more)

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