Hi,
I have 3 nRF51 DK pca10028 v1.1.0
I compiled and run power profiling example and after that I cannot flash or connect to the devices (tested in all three of them)...
Hi Guys,
Thanks for your precious time and insight. Let me try to explain what we did,
We have developed a custom board
After assembling the board, we do a bare board...
Hello all, this tutorial goes to a fellow named Emil who helped me with this project.
Number 1_ Make sure you set up the terminal viewer For debugging with real.You need...
Seeing recent response to my original question on multiple chip selects, I've opted to share a modification to spi_master that I've implemented in part to make handling some...
What is the official status of the Softdevice Serialization for S130 in SDK 9? I could see an older answer on how that was removed in SDK 8 but since almost half year has...
Hi
The documentation for the new feature in S110 v8 to change the gatt table size says that to change it the linker configuration needs changing .
This means it is a...
I used to be able to see my development kit in nRFgo studio and flashed S110 onto the chip. Now all I see is: "No boards connected". I am still able to flash programs onto...
Hello,
my sdk is from nRF5_SDK_12.3.0_d7731ad, I added the dfu service to the ble_app_uart project on nrf51822QFAC,but it just could run to serviive_init() function and...
I am using a bootloader based on the secure serial DFU bootloader example in SDK 13 and tested it on a development kit. I noticed that hardware flow control is enabled in...
nRF52810
1,
Conditions: Two dma buffers are used, SHORT = TASK_STARTRX, 1M baud rate (10us / B)
Phenomenon: At END_RX interrupt, I called GPIO0 = low. With the logic...
Bluetooth Mesh Glossary of Terms mentions 3 different kinds of addresses: Unicast Addresses , Group Addresses and Virtual Addresses .
I think I understand what a Unicast...
I'm developing firmware for the nRF52832 in eclipse, and since I'm using the NFC pins as GPIOs I need to include the "CONFIG_NFCT_PINS_AS_GPIOS" cflag in my Makefile. However...
I've noticed that if I have data queued to go out over the uart (using app_uart_fifo) if I do an fds_record_update the UART TX is effected. You can see what's happening in...
I have put my code developed on a nRF52 dk on a custom board that is based on a ISP1507 CPU. We are having higher current consumption than expected, I use the exact same code...
Hi There,
In company we are working with nRF8001 (currently C revision) and we want to send some custom data in an advertising packet. However, when C revision is selected...
From the S132 5.1.0 specification, I expect that its RAM usage should be only 0x1228 bytes plus ATTR_TAB_SIZE. However, when I compile two of the example projects using IAR...
I am working on a project in Nordic SDK 8.1 that requires using a timer. I am confused where I need to define the timer though (using APP_TIMER_DEF). If I put it right after...
I am working with the SDK 12, nrf52832 low_power_pwm example. I am concerned about the power consumption I am measuring.
I am trying to produce a 1khz PWM for an LED (the...
Howdy,
I am having difficulties writing to NVRAM (reading appears to be fine and is reporting 0xFF's everwhere). I am using a rather old SDK and SoftDevice 110 (version...
How much is the nRF52840 USB DP/DM pins impedance in transmit mode?
There is no info in datasheet .
On the PDK board there are 39 ohm resistors connected in series with...
