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boards/yunjia-nrf51822: fix broken links

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This commit is contained in:
Gunar Schorcht 2020-03-04 13:28:23 +01:00
parent b2ddca33fd
commit 358376d660
1 changed files with 5 additions and 5 deletions
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10
boards/yunjia-nrf51822/doc.txt
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@ -11,7 +11,7 @@ priced module utilizing Nordics NRF51822QFAA SoC. The SoC features 16Kb of RAM,
with a 2.4GHz radio that supports both Nordics proprietary ShockBurst as well as
Bluetooth Low Energy (BLE).
The board is available for example on [ebay](http://www.ebay.com/sch/i.html?_from=R40&_trksid=p2050601.m570.l1313.TR0.TRC0.H0.Xnrf51822&_nkw=nrf51822&_sacat=0)
The board is available for example on [ebay](https://www.ebay.com/sch/i.html?_nkw=nrf51822)
or at [aliexpress](http://www.aliexpress.com/wholesale?SearchText=nrf51822&catId=0&initiative_id=SB_20140804233951) for something around 8-10 USD.
## Hardware
@ -32,8 +32,8 @@ or at [aliexpress](http://www.aliexpress.com/wholesale?SearchText=nrf51822&catId
| SPIs | 2 |
| I2Cs | 2 |
| Vcc | 1.8V - 3.6V |
| Datasheet | [Datasheet](http://www.freqchina.com/cn/down.asp?ID=135) (pdf file) |
| Reference Manual | [Reference Manual](http://www.100y.com.tw/pdf_file/39-Nordic-NRF51822.pdf) |
| Datasheet | [Datasheet](https://infocenter.nordicsemi.com/pdf/nRF51822_PS_v3.3.pdf) |
| Reference Manual | [Reference Manual](https://infocenter.nordicsemi.com/pdf/nRF51_RM_v3.0.1.pdf) |
## Flashing and Debugging
@ -52,7 +52,7 @@ First of all make sure the your ST-Link device is detected and can be
accessed properly. In Linux you might have to adept your `udev` rules
accordingly:
```
wget https://raw.githubusercontent.com/texane/stlink/master/49-stlinkv2.rules
wget https://raw.githubusercontent.com/texane/stlink/master/etc/udev/rules.d/49-stlinkv2.rules
sudo cp 49-stlinkv2.rules /etc/udev/rules.d/
sudo udevadm control --reload-rules
sudo udevadm trigger
@ -60,7 +60,7 @@ sudo udevadm trigger
now replug the usb cable and flash.
Have a look at the 'Setting up udev rules' section in this
[README file](https://github.com/texane/stlink/blob/master/README)
[README file](https://github.com/texane/stlink/)
if you need help.
Second you need to enable the stand-alone ST-Link mode of the discovery board