I'm having some trouble successfully entering ON,IDLE mode. I have pared-down my application to do the following:
Initializes the app_timer using the scheduler:
...
I want to control GPIO toggle by PPI. Timer1 is in timer mode. CC[0] is 1000, and CC[1] is 8000.
I use compare[0] to toggle gpio18 by PPI. I also want to use compare[1] to...
Hi,
I use two evk board to connected and test the uart serialization sample(ble_s110_serialization), one is ble_app_hrs and one is ble_app_connectivity. But I have one...
I am getting get BLE_EVT_USER_MEM_REQUEST and BLE_GAP_EVT_CONN_PARAM_UPDATE event, when writing to ble device, sample code did not handle these event, and seems no document...
Hello:
Why do I erase SDK5.2 version of flash and read not, in SDK4.2 can. I tested nrf51_sdk_v5_2_0_39364\nrf51822\Board\nrf6310\flashwrite_example is a good example.However...
before i write the flash, it has been erased.so ,its value is all 0xff.
when i write 0x00 to flash address 0x0001,the value read out is not 0x00 but 0x01,and the value in...
Hi,
I'm experimenting with the nrf52840 preview board.
I have tried the example "ble_app_att_mtu_throughput" using the coded option to check the extended range and it...
hi, everyone!
I have a question for pstorage, when i use pstorage_store,it was failed, return error code :15 how to solve it. Below is my code
void custom_flash_init...
With good luck, I traced my connection timeout to the slave/peripheral using nrfSniffer. What is most unusual is the slave unexpectedly stops corresponding with the master...
Hello,
I am trying to implement DFU secure bootloader to do firmware update over the air for nrf51822.
I have followed the steps as per the blog
devzone.nordicsemi...
Hello,
I want to ask, did the nordic chip support I2C slave ? I want to make other controller (STM) as Master and Nordic chip as slave in I2C.
Is it possible? or Nordic...
Hello!
I am trying to increase the MTU size to get higher speeds. When I increase the MTU above 65 the application locks/software reset when doing transfer. Up to 65 it...
Hi, I'm facing an extremely strange problem with a product I'm developing.
I've been getting significant idle current measurements (around 7 mA), and I couldn't for the...
I recently attempted to upload a new image via OTA.
After emailing the zip file to my iPhone as an attachment and tapping on it,
then tapping on the share icon several choices...
Hello,
I need a voltage regulator to power a microphone at 1.3V from a 3V coin cell battery and I was looking for a regulator like the lm317 , but with this one the minimum...
IAR EW 8.11.1 does not link the nfc samples from sdk 13.1. There are different sizes for wchar_t:
Error[Lt009]: Inconsistent wchar_t size
nfc_t2t_lib.o(nfc_t2t_lib_iar...
Q1 I compile sdk13.0.0 generate nrf52840_xxaa.hex(app), nrf52840_xxaa_s140.hex(bootloader).
I used merge tool make a hex file, then burn the file into PCA10056 DK by nrfjprog...
Hi Nordic and fellow developers,
I have been working on upgrading the nRF51822 QFAA s110 and upgrading the softdevice to work as s130 for its (simultaneous Central/Peripheral...
HI,
the solution I'm working on requires quite a few IO pins, so once I ran out of regular GPIO pins I had to resort to using NFC ones.
I changed the UICR registers...
