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generic-testing-stand-setup.md: add links to RTE spec and add PWR_LED

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Signed-off-by: Michał Żygowski <michal.zygowski@3mdeb.com>
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Michał Żygowski
2025-08-12 15:02:05 +02:00
parent 4df30657f0
commit 7cebae87bb
1 changed files with 30 additions and 9 deletions
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docs/unified-test-documentation/generic-testing-stand-setup.md
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@@ -104,7 +104,7 @@ for setting up a Pomona clip connection:
![](../images/pomona_clip.jpg)
![](../images/pomona_clip_with_cables.jpg)
1. Connect the Pomona clip to the [SPI header](../transparent-validation/rte/v1.1.0/specification.md)
1. Connect the Pomona clip to the [SPI header](../transparent-validation/rte/v1.1.0/specification.md#spi-header)
on RTE.
| SPI header | Pomona clip |
@@ -157,19 +157,23 @@ wires:
##### Remaining pins
1. Locate **CMOS headers** and wire them to GPIO pins on the RTE. You usually
need to reset the CMOS after flashing for a successful firmware update.
![](../images/vp46xx_location_of_CMOS_header.jpg)
1. Locate **CMOS headers** and wire them to GPIO pins on the RTE according to
the
[specification](../transparent-validation/rte/v1.1.0/specification.md#gpio-header-3).
You usually need to reset the CMOS after flashing for a successful firmware
update.
![](../images/vp46xx_location_of_CMOS_header.jpg)
| RTE | DUT |
|:---------:|:--------------------------:|
| J11 pin 8 | CLR_CMOS |
| Any GND | GND |
1. Locate the power and reset button pins. A motherboard will usually have a
dedicated set of headers where the power and reset button wires are connected.
Connect them to proper pins on the RTE. In extreme cases you might need to use
clips to grab pins of soldered-in power and reset buttons.
2. Locate the power and reset button pins. A motherboard will usually have a
dedicated set of headers where the power and reset button wires are
connected. Connect them to proper pins on the RTE according to
[specification](../transparent-validation/rte/v1.1.0/specification.md#gpio-header-3).
| RTE | DUT |
|:---------:|:-----------------------------:|
@@ -182,9 +186,26 @@ Reference schematic:
!!! Note
In RTE v1.0, pins 8 and 9 are used for RST and PWR respectively.
In RTE v1.0.0 or older, pins 8 and 9 are used for RST and PWR respectively.
Reference schematic:
[RTE v1.0.0 PDF](https://github.com/3mdeb/rte-schematics/blob/rte_v1.0.0/rte.pdf)
In extreme cases you might need to use clips to grab pins of soldered-in power
and reset buttons.
3. Locate Power LED pin. A motherboard will usually have a dedicated set of
headers where the power LED is connected, typically on the same header as
power button and reset button wires are located. Connect the power LED to
proper pin on the RTE according to
[specification](../transparent-validation/rte/v1.1.0/specification.md#gpio-header-2).
| RTE | DUT |
|:---------:|:-----------------------------:|
| J10 pin 1 | PWR_LED |
On the schematics there might be no PWR_LED (or alike) signal. It is
sufficient to connect `+V3.3S` signal in that case (if available). Do not
connect `+V5S` as it may damage the RTE. Not all mainboards expose PWR_LED
or `+V3.3S`, in such cases the connection must be omitted.
#### DC voltage supply control