My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
Hi,
My android Proximity application fails on service discovery only for the very first time it connects with the devices(nrf51822 evaluation kit with sdk 5.2.0). Actually...
Has anyone converted the app note AN34 DTM Python script to C# or C/C++ ?
The Python DTM script is works OK with the setup specified in the app note AN34 figure 2, which...
Hi,
I have a serious problem, when I use uart of NRF51822 QFAAC0 to receive data from another MCU, I found that it will lost one bit at same position everytime. my SDK is...
Hi,
I just started to interface the lcd display with nrf51822 evaluation board. The display i'm using is, spi compatible, 18" tft (160x130) from tiny lcd. I took spi master...
Hi,
We are using the nRF905 device in an application where it needs to switch between auto-retransmitting and sending single packets, due to it communicating with several...
Can nRF51 be BLE connected while it's on sleep mode? (connected by other device as Peripheral mode)
I thought, to be connected as peripheral mode, It must be advertising...
Dear Nordic Team,
We have a customer that would like us to extend an C# desktop application to use serial over BLE. What is the best dongle firmware and Windows driver...
Apologies in advance for what could be a rudimentary question. I have a large nRF52832-based project that only uses floating point in a few small but important places. Although...
Hi,
I would like to implement DFU with firmware encryption. I'm aware this isn't present in SDK 12 and would like to modify the secured bootloader to implement it.
As...
I'm seeing the sd_ble_evt_get return NRF_ERROR_DATA_SIZE even though the supplied buffer and length param are larger than the event length. Is this a known benign issue? ...
I need to upgrade my soft device from "s132_nrf52_2.0.1_softdevice" to "s132_nrf52_4.0.2_softdevice". As i am migrating from SDk11 to SDK13.
While migration i found out...
I'm trying to port my code using pc-ble-driver-1.0.0 to use the latest official version 2.0.0
I see library names changed (from pc-ble-driver-1.0.0.* to pc_ble_driver_shared_sd_api_v3...
Hi,
I got an err_code = 0x00000007 after calling this function.
void system_timer_start(void)
{
uint32_t err_code;
err_code = app_timer_start(m_one_ms_timer_id...
Hi all,
I am making a device which involves using nfr52832(PCA10040) to communicate with a NAND flash through spi to store data acquired from the ADC. After all the data...
Hi,
I set up a 2 GPIOTE interupts like this:
in main.c:
APP_GPIOTE_INIT(3);
err_code = app_gpiote_user_register(&mainUser, 0x00000000, (1 << RF_GPIO2), powerButtonInt...
Hi
I am using sd_ble_gattc_primary_services_discover(conn_handle,0x0001,NULL) to discover primary services on a GATT server. After the first call to this function, I get...
In nRF51 PS, I read typical/max time for AES ECB are respectively 8.5 and 17µs.
What would be those values for the whole AES-CCM operation (ie including MIC computation)...
