I'm analyzing app_timer scheduling code..
I have an question about list_insertation_handler function in SWI0_ISR
I think if ( (p_timer->ticks_at_start - m_ticks_latest...
I would like to test the newly added v4.2/v5.0 Bluetooth features (e.g. LE Secure Connections, Data Packet Length Extension, 2xSpeed, etc) against non-nordic devices. I have...
I am working on a project using a ble nano (nrf51822) using the Nordic SDK 8.1. In the examples I found a way to control an LED using the methods LEDS_ON and LEDS_OFF. I wanted...
Hello,
I am using ble_app_gls example and I have implemented static passkey in the code. Now I want to see if wireshark shows the passkey when I connect to ble devices. For...
Hi Team,
We are implementing an UART communication between a M4 processor (UART master) and a nRF51 (UART slave) and we want to use the UART in Low Power mode with flow...
Hello everybody,
for my project, i will bond the peripherial with the central.
I test my device with the MCP and can connect without problems. When i press the Bond Button...
Hi all,
I am trying to count the positive edges of a 3.5MHz signal with GPIOTE, PPI and the TIMER1. Unfortunately i can only measure to frequencies up to a little more...
HI:
I am created my profile(but disable some serve), but it bonging failed, and program jump to 0x0000F04C~0x0000F056 loop.
The attach file is my profile sum.
#define...
hi,I got a very strange phenomenon when our board begin a mass production.Here is some details:
1.Our board use a 4.2v lithium battery;and we have downloaded our firmware...
Hi,
I'm using nRF5_SDK_12.2.0_f012efa and s132_nrf52_3.0.0_softdevice. We want to do the OTA on it. However, I found that there is no DFU service in the HRS example.If...
Hello,
I am using the uart example with modifications to add SAADC and TWIS. It woked well for a while but now it does not connect properly to my iPhone. I reverted to the...
I am developing Timeslot program with FreeRTOS. (on nRF51822)
timeslot's signal handler is
timeslot_signal_callback()
...
xQueueSendFromISR(s_timeslot_queue, &cmd, NULL...
BT 5.0 mention that:
Up to 8x the broadcasting message capacity over Bluetooth 4.2, with
support for larger data packets: 31-octet to 255-octet packages.
Do you have...
Hello,
Brand new bluetooth 5 standard allows to create data packets up to 255 octets.
So, does maximum size of advertising data in Nordic devices comaptible to bluetooth...
Hello, when using sd_ble_gatts_hvx(), I keep getting 0x3401 error. I googled it and it appears that it's because I might not have the notification enabled.
But I very much...
OK. Weird question. I know, but that's only because I'm in the middle of a large program that I'm reading, believe me, I had done my fair share of homework and I understand...
I can't seem to get any of the UART examples for the NRF52 to compile on Eclipse. Eclipse is complaining that there are two definitions for uint8_t, one in _stdint.h and another...
Dear developers,
Currently, I am studying the new SDK 12.2. Now, I'm reading flash storage module. It seems very useful.
Just a question: While Persistent Storage module...
So it points to the ACTUAL value of a characteristic. So why do we need that function "ble_hvx_push()" (forgot its name, sorry, but you know what I mean) for? And what's with...
hi dear Engineers!
if I use sd_ble_gattc_primary_services_discover(..) with NULL last parameter , all SERVICES discovered OK:
start_handle=0x0001;
err_code = sd_ble_gattc_primary_services_discover...
We have a device which needs to survive dishwasher conditions. We believe most dishwashers operate up to 71C, but may reach 82C during 'sanitation' phase/drying.
This is...
