why use 50ms and 400ms connection interval for testing the maximum data throughput(2M,247byte payload)?
Because 50ms can only send a pdu , and 400ms can send up to 8 pdu...
Hi,
I am using Keil IDE to develop nRF51822 project.
in main(), the command line
APP_SCHED_INIT(APP_SCHED_MAX_EVT_SIZE, APP_SCHED_QUEUE_SIZE);
has Error : L6218E...
Hello,
I'm new to the Nordic SDK and I would like to ask you for help with implementation of PORT events for revision < 3 in "low power" mode instead of "high power" mode...
Hi Nordic,
I've built a ble app with a custom protocol, but am struggling with storing bonds, when running under freeRtos.
What I see:
central app crashes (hardfault...
Hello All,
I am new to this forum, I have been using nRF51822 for a while, and its a great little BLE chip. I am usinga BLE keyboard to send a key to iphone and I captured...
I WANT COMMUNICATION BETWEEN A NRF51422 AND NRF528321 BOARDS, IN WHICH IN NRF51422 BOARD I WILL MEASURE PWM COUNT(IT IS PHERIPHERAL) AND SEND IT TO NRF528321 BOARD WHICH IS...
Hi,
I've been working on a way to detect and prevent replay attacks when beacons are used for sensor data. This is mostly used for home automation sensors, where I have BLE...
Hello
is this possible to reset the timer.
for example i set the timer for 10 Second.
when he reach up to 5 second then i would like to reset the timer.
i found no function...
Hi,
I just noticed that my PTX and PRX projects use different assemblers and linkers -- not sure why. I got the sample projects from Nordic. What's the difference between...
I built my project on ble_app_uart peripheral example from SDK 12.2 and have added a display (Sharp LS044Q7DH01) using nRF52 as a SPI master to communicate. I think I have...
I have used NRF52840 and SDK 13.0.0. Module SPIM.
Library does not support buffer size more then 8 bit.
But I try write to register TXD.MAXCNT and I can't write value more...
Hi
I'm interfacing MMA8452Q with nrf51822 using TWI all read-write function working fine but when I try to read acceleration data nrf_drv_twi_rx & nrf_drv_twi_tx function...
I am porting our sdk 8 based firmware for the sdk 11. Now the code crashes at the code below:
err_code = sd_ble_gap_device_name_set(&sec_mode,
(const uint8_t *)name,...
We followed the instructions for the beacon example for nrf 52 dk.
Multiple attempts to change and reset the board, there was no change in the ad packet.
Can someone...
I'm using the nRF52832 chip without an external crystal. I configured it to use the internal RC with:
nrf_clock_lf_cfg_t clock_lf_cfg;
clock_lf_cfg.source = NRF_CLOCK_LF_SRC_RC;...
Hi,
I have tested ble_app_hids_keyboard for using whitelist.I find that this example is bond+whitelist. If bonded, the peer address will be added into whitelist. But when...
Hi,
I test Whitelist function in the example ble_app_hids_keyboard_pca10040_s132 using SDK12.2.0.
I donnot understand the code in "case BLE_ADV_EVT_WHITELIST_REQUEST:" located...
Hi all,
I have some problems with GPIO Interrupts.
I'm using nrf52832, s132 and sdk 12.2
The error is totally random so I don't know why is generated. The case is...
Hi,
We are using the Secure DFU from SDK 12.2, with SD132 3.1.0, on a PCA10040.
As a DFU controller, we use a PCA10031 with a SD130 2.0.1 and a project derived from the...