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Update x230.md

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fixed typos
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docs/coreboot/x230.md
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@ -46,8 +46,8 @@ the following parts are needed to build a Coreboot flashing devices:
## physical setup (FIXME!)
using a Raspberry Pi 3 Model B V1.2 the GPIO Layout looks like this:
(Hint you can get a very good overview of the layout by entering the 'pinout' command on your pi:
'''
(Hint you can get a very good overview of the layout by entering the `pinout` command on your pi:
```
,--------------------------------.
| oooooooooooooooooooo J8 +====
| 1ooooooooooooooooooo | USB
@ -96,10 +96,10 @@ GPIO26 (37) (38) GPIO20
GND (39) (40) GPIO21
For further information, please refer to https://pinout.xyz/
'''
```
Layout of pins if you look on the pi and, the GPIO pins are located on the left side, so that USB and ethernet ports are at the top:
'''
```
| USB | | USB | | RJ45 |
| | | | | |
+-----+ +-----+ +------+
@ -126,7 +126,7 @@ P | o o |
i | o o |
| o o |
+-----+
'''
```
We need to connect 6 pins to the Pomona SOIC8 5250 Test Clip using the jumper cables.
you can take any color you want, to make it simpler for you, I'll add the colors I have used:
@ -140,13 +140,13 @@ connect 6 jumper cables to the raspberry pi GPIO pins:
- 3.3V blue
Now connect the other end of the jumper cables to the Pomona Clip:
'''
```
MOSI (purple) 5 =| |= 4 GND (black)
CLK (gray) 6 =| |= 3 NC (empty)
NC (empt 7 =| |= 2 MISO (white)
3.3V/VCC (blue) 8 =|_*|= 1 CS (green)
(dot on top of the chip)
'''
```
## Procedure