# DCS2.Pilot\_PX

<details>

<summary><strong>Release notes</strong></summary>

#### **rev.2**

* Added side platting for the board
* Board dimension expanded 1mm in width and 1mm in height
* Added TPM module
* Added additional RTC circuit + rail for possibility to charge battery externally
* Added EMI shield on the TOP side of the board.
* Onboard FMU signals (4xPWM, 1xUART) routed to board-to-board connector in parallel
* Jetson configuration USB routed to board-to-board connector
* 1V8\_Adapter rail removed from board-to-board connector
* Jetson standoffs mechanically reinforced
* Changed MPN for SSD oscillator
* Changed MPN for CAN transceivers

#### **rev.1**

* HDMI connector changed to ZIF\\

#### **rev.0 (preproduction series)**

</details>

<figure><img src="https://341257526-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FkuuT7PXOBpck5wDlb6XM%2Fuploads%2Fgit-blob-3abea63d10d2558ac2fe2120b8538f01f450954a%2FDCS2.Pilot_PX_overview.svg?alt=media" alt=""><figcaption><p>DCS2.Pilot_PX v2.0</p></figcaption></figure>

<h2 align="center">Description</h2>

*Board description*

***

<h2 id="dimensions" align="center">Dimensions</h2>

<figure><img src="/files/72g5cVmbFtDnn5KgX5Cu" alt=""><figcaption></figcaption></figure>

***

<h2 align="center">Power supply</h2>

<figure><img src="/files/qTHA4CBiEhWg16rAs0kV" alt=""><figcaption></figcaption></figure>

### Power consumption

*Podobne ako v DSC1*

***

<h2 align="center">Peripherals</h2>

<figure><img src="/files/KBCX7nQXezMDTHjXHNiL" alt=""><figcaption></figcaption></figure>

***

<h2 id="connectors-and-pinouts" align="center">Connectors and pinouts</h2>

#### Top side onboard connectors <a href="#top-side-onboard-connectors" id="top-side-onboard-connectors"></a>

<figure><img src="/files/QDE3ZlKDNKj6wRReNUC5" alt=""><figcaption></figcaption></figure>

<details>

<summary><strong>PPM</strong></summary>

Matching connector JST GHR-03V-S

{% hint style="info" %}
5V supply limited to 1A by internal current limiter
{% endhint %}

{% hint style="info" %}
Position remains the same as in version v1.x, only pin 1 marking was fixed in v2.0
{% endhint %}

| pin | function        |
| --- | --------------- |
| 1   | PPM\_SBUS\_PROT |
| 2   | 5V\_CRUCIAL     |
| 3   | GND             |

</details>

<details>

<summary><strong>CONTROL</strong></summary>

1.8V logic

<table><thead><tr><th width="372.45045045045043">pin</th><th>function</th></tr></thead><tbody><tr><td>1</td><td>SYS_RST</td></tr><tr><td>2</td><td>GND</td></tr><tr><td>3</td><td>FC_REC (Force recovery)</td></tr><tr><td>4</td><td>GND</td></tr><tr><td>5</td><td>PWR_BTN</td></tr><tr><td>6</td><td>GND</td></tr></tbody></table>

</details>

<details>

<summary><strong>NVME</strong></summary>

* M2 key M standard connector
* Connector includes PCIE x4 and I2C bus
* Ready to mount NVME SSD in M2 2242 size

</details>

<details>

<summary><strong>B2B POWER CONNECTOR (PDB/Power board)</strong></summary>

<table><thead><tr><th width="370.45045045045043">pin</th><th>function</th></tr></thead><tbody><tr><td>1</td><td>5V_PERIPH</td></tr><tr><td>2</td><td>5V_CRUCIAL</td></tr><tr><td>3</td><td>3V3_SOM</td></tr><tr><td>4</td><td>VDD_JETSON (v2.0) / 18V_SOM (v1.x)</td></tr><tr><td>5</td><td>N.C. (v2.0) / ?V_PAYLOAD (v1.x)</td></tr><tr><td>6</td><td>5V_SAFETY</td></tr><tr><td>7</td><td>GND</td></tr><tr><td>8</td><td>GND</td></tr></tbody></table>

</details>

<details>

<summary><strong>B2B SIGNAL CONNECTOR (PDB/Power board)</strong></summary>

<table><thead><tr><th width="292.45045045045043">pin</th><th>function</th></tr></thead><tbody><tr><td>1</td><td>CAN1_N</td></tr><tr><td>2</td><td>CAN1_P</td></tr><tr><td>3</td><td>GND</td></tr><tr><td>4</td><td>CAN2_N</td></tr><tr><td>5</td><td>CAN2_P</td></tr><tr><td>6</td><td>JETSON_ID (v2.0) / GND (v1.x)</td></tr><tr><td>7</td><td>I2C_SCL</td></tr><tr><td>8</td><td>I2C_SDA</td></tr><tr><td>9</td><td>SERIAL 1 TX (v2.0) / RESERVED (v1.x)</td></tr><tr><td>10</td><td>SERIAL 1 RX (v2.0) / RESERVED (v1.x)</td></tr><tr><td>11</td><td>GPIO/PWM OUT 4 (v2.0) / RESERVED (v1.x)</td></tr><tr><td>12</td><td>GPIO/PWM OUT 3 (v2.0) / RESERVED (v1.x)</td></tr><tr><td>13</td><td>GPIO/PWM OUT 2 (v2.0) / RESERVED (v1.x)</td></tr><tr><td>14</td><td>GPIO/PWM OUT 1 (v2.0) / RESERVED (v1.x)</td></tr><tr><td>15</td><td>RESERVED</td></tr><tr><td>16</td><td>BAT_V_SENSE</td></tr><tr><td>17</td><td>BAT_I_SENSE</td></tr><tr><td>18</td><td>RTC_BATTERY (v2.0) / RESERVED (v1.x)</td></tr><tr><td>19</td><td>MOD_SLEEP</td></tr><tr><td>20</td><td>SYS_RST_HS</td></tr></tbody></table>

</details>

<details>

<summary><strong>B2B ADAPTER CONNECTORS</strong></summary>

Pinouts and reference design will be provided as an example Altium Designer project

</details>

***

### Bottom side onboard connectors

<figure><img src="/files/xAKwYjmoaCSFabc7M6Ef" alt=""><figcaption></figcaption></figure>

<details>

<summary><strong>BEEP</strong></summary>

Matching connector Hirose DF13-2S-1.25C

| pin | function |
| --- | -------- |
| 1   | BUZZER+  |
| 2   | BUZZER-  |

</details>

<details>

<summary><strong>FAN</strong></summary>

* Matching with Molex 51021-0400 cable header
* Compatible with Orin NX original cooler

{% hint style="info" %}
5V supply limited to 200mA by internal current limiter
{% endhint %}

| pin | function   |
| --- | ---------- |
| 1   | GND        |
| 2   | 5V\_PERIPH |
| 3   | FAN\_TACH  |
| 4   | FAN\_PWM   |

</details>

<details>

<summary><strong>FMU DBG</strong></summary>

Matching connector JST SHR-10V-S-B

| pin | function    |
| --- | ----------- |
| 1   | 3V3         |
| 2   | SERIAL 3 TX |
| 3   | SERIAL 3 RX |
| 4   | FMU\_SWDIO  |
| 5   | FMU\_SWCLK  |
| 6   | FMU\_SC/SW  |
| 7   | NFC\_GPIO   |
| 8   | PH11        |
| 9   | FMU\_nRST   |
| 10  | GND         |

</details>

<details>

<summary><strong>ETH_EXP</strong></summary>

* 505110-1692 connector type
* Possible to use aepilot1\_ethernet\_expansion\_board, to expand to RJ45

{% hint style="info" %}
5V supply limited to 1A by internal current limiter
{% endhint %}

<table><thead><tr><th width="367">pin</th><th>function</th></tr></thead><tbody><tr><td>1</td><td>GBE_B3_P</td></tr><tr><td>2</td><td>GBE_B3_N</td></tr><tr><td>3</td><td>GND</td></tr><tr><td>4</td><td>GBE_M2_P</td></tr><tr><td>5</td><td>GBE_M2_N</td></tr><tr><td>6</td><td>GND</td></tr><tr><td>7</td><td>GBE_M1_P</td></tr><tr><td>8</td><td>GBE_M1_N</td></tr><tr><td>9</td><td>GND</td></tr><tr><td>10</td><td>GBE_M0_P</td></tr><tr><td>11</td><td>GBE_M0_N</td></tr><tr><td>12</td><td>GND</td></tr><tr><td>13</td><td>NC</td></tr><tr><td>14</td><td>NC</td></tr><tr><td>15</td><td>5V_PERIPH</td></tr><tr><td>16</td><td>5V_PERIPH</td></tr></tbody></table>

</details>

<details>

<summary><strong>FMU SEC.</strong></summary>

* matching connector JST GHR-12V-S

{% hint style="info" %}
5V supply limited to 1A by internal current limiter
{% endhint %}

{% hint style="info" %}
Connector related to onboard FMU
{% endhint %}

{% hint style="info" %}
Position remains the same as in version v1.x, only pin 1 marking was fixed in v2.0
{% endhint %}

| pin | function       |
| --- | -------------- |
| 1   | 5V\_SAFETY     |
| 2   | 5V\_SAFETY     |
| 3   | SERIAL 2 TX    |
| 4   | SERIAL 2 RX    |
| 5   | SERIAL 1 TX    |
| 6   | SERIAL 1 RX    |
| 7   | GPIO/PWM OUT 1 |
| 8   | GPIO/PWM OUT 2 |
| 9   | GPIO/PWM OUT 3 |
| 10  | GPIO/PWM OUT 4 |
| 11  | GND            |
| 12  | GND            |

</details>

<details>

<summary><strong>USB_DEV</strong></summary>

* USB type micro B connector
* Possible to use only as Jetson USB-device
* When a micro USB cable is connected between the board and the host PC, Jetson acts like a USB device

</details>

<details>

<summary><strong>USB D. EX</strong></summary>

* JST SM04B-SURS-TF(LF)(SN) connector type
* Possibility to route USB\_DEV signals to drone case

{% hint style="warning" %}
If expansion cables are long, be aware of using a suitable cable with proper shielding
{% endhint %}

| pin | function |
| --- | -------- |
| 1   | GND      |
| 2   | D\_P     |
| 3   | D\_N     |
| 4   | VBUS     |

</details>

<details>

<summary><strong>HDMI_OUT</strong></summary>

* 503566-2102 connector type

{% hint style="info" %}
5V supply limited to 0.2A by internal current limiter
{% endhint %}

| pin | function        |
| --- | --------------- |
| 1   | GND             |
| 2   | HDMI\_DATA2\_P  |
| 3   | NC              |
| 4   | HDMI\_DATA2\_N  |
| 5   | GND             |
| 6   | GND             |
| 7   | HDMI\_DATA1\_N  |
| 8   | HDMI\_DATA0\_P  |
| 9   | HDMI\_DATA1\_P  |
| 10  | HDMI\_DATA0\_N  |
| 11  | GND             |
| 12  | GND             |
| 13  | HDMI\_CLK\_N    |
| 14  | HDMI\_CEC       |
| 15  | HDMI\_CLK\_P    |
| 16  | HDMI\_DDC\_CLK  |
| 17  | NC              |
| 18  | GND             |
| 19  | HDMI\_DDC\_DATA |
| 20  | HDMI\_DETECT    |
| 21  | 5V              |

</details>

<details>

<summary><strong>Wi-Fi module</strong></summary>

The onboard Wi-Fi/Bluetooth module contains two MHF4 micro-coax pigtail connectors for antennas. Suitable cable + antenna combination:

* Connector + cable: C213GST-025MC137B-MHF4L
* Antenna: 2JW1102--C943B

{% hint style="danger" %}
Do not run the Wi-Fi module without antennas connected!
{% endhint %}

</details>


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