Project

General

Profile

Edit History

Software Release »

201 » History » Version 2

Adam Klama, 07/10/2025 09:53 PM

1 1 Adam Klama 
# Software Requirements (Version 2.0.1)
2 





    3
    
    
    
## 1  Purpose





    4
    
    
    





    5
    
    
    
This page captures the **mandatory hardware and signal‑level requirements** for the upcoming firmware/software release of the Firmware.  It serves as a reference for testers, installers and customers to verify that their hardware stack and wiring meet the minimum specifications before flashing the new version.





    6
    
    
    





    7
    
    
    
## 2  Hardware Prerequisites





    8
    
    
    





    9
    
    
    
* **Gearbox Control Unit (GCU):** Devices with serial numbers GCU2202001 and up require a hardware upgrade to address some of the manufacturing isues *(Mandatory)*





    10
    
    
    
* **Signal‑conditioner board:** Required only when interfacing with **DCT GS7D36SG** speed sensors. *(Mandatory for DCT GS7D36SG installations)*





    11
    
    
    





    12
    
    
    





    13
    
    
    
## 3  Required Signal Inputs





    14
    
    
    





    15
    
    
    
| Signal                                          | Source                              | Connection Method                     | Notes                                 |





    16
    
    
    
| ----------------------------------------------- | ----------------------------------- | ------------------------------------- | ------------------------------------- |





    17
    
    
    
| **Brake‑pedal position**                        | Hydraulic switch or position sensor | Analog IN **or** CAN                  | On/Off signal                         |





    18
    
    
    
| **Engine RPM**                                  | Crank/Cam sensor or ECU             | Frequency IN **or** CAN               |                                       |





    19
    
    
    
| **Throttle position (TPS)**                     | ECU / DBW                           | Analog IN **or** CAN                  |                                       |





    20
    
    
    
| **Accelerator pedal position sensor (PPS)**     | ECU                                 | Analog IN **or** CAN                  |                                       |





    21
    
    
    
| **MAP sensor**                                  | ECU                                 | Analog IN **or** CAN                  | kPa                                   |





    22
    
    
    
| **Injector pulse width** *or* **Engine torque** | ECU                                 | Frequency IN (PW) **or** CAN (torque) | Provide either PW (µs) or torque (Nm) |





    23
    
    
    





    24
    
    
    





    25
    
    
    
## 4  DCT GS7D36SG‑Specific Requirements





    26
    
    
    





    27
    
    
    
* Install the **signal‑conditioner board** between the gearbox speed sensors and the GCU.





    28
    
    
    





    29
    
    
    
## 5 Test log





    30
    
    
    





    31
    
    
    
| Transmission | Status |





    32
    
    
    
|--------------|--------|





    33
    
    
    
| GS7D36SG     | Tested |





    34
    
    
    
| DQ500        |        |





    35
    
    
    
| DQ250        |        |





    36
    
    
    
| DL800        | Tested |





    37
    
    
    
| 7DT45 (PDK)  | Tested |





    38
    
    
    
| TR9080       |        |





    39
    
    
    





    40
    
    
    





    41
    
    
    
## 6 Software implemented features/bug fixes





    42
    
    
    





    43
    
    
    
### Transmission support - General





    44
    
    
    
* Improved reliablilty of valve control





    45
    
    
    





    46
    
    
    
### Transmission support - Dual clutch





    47
    
    
    
* Reimplemented closed loop pull away (take up)





    48
    
    
    
* Added static tables for clutch pressure-duty and rpm-duty for clutch pressure





    49
    
    
    
* Improved closed loop shifint method





    50
    
    
    
* Improved handling of clutch by wire during driving





    51
    
    
    
* Improved ability to pull away using clutch by wire





    52
    
    
    
* Added feature start from 1st gear after stop





    53
    
    
    
* Added limit of adaptations based on the transmission temperature





    54
    
    
    





    55
    
    
    
### Communication





    56
    
    
    
* Improved Canbus handling of trafic





    57
    
    
    
* Improved F80 DCT preset for CANbus





    58
    
    
    
* Improved MoTeC support





    59
    
    
    
* Added implementation for ProSpeed MoTeC communication protocol





    60
    
    
    





    61
    
    
    
### OEM TCU Support





    62
    
    
    
* 8HP45 and 8HP70 Added support for OEM TCU over canbus





    63
    2
    Adam Klama
    
* Added diagnostics for BMW 8HPxx transmissions





    64
    1
    Adam Klama
    
* 911 997.2 PDK Added draft of support





    65
    
    
    





    66
    
    
    
## 7 Nottice of obsolecence





    67
    
    
    
In the upcomming releases following functions are going to be removed and are no longer supported:





    68
    
    
    
* ZF 4HP transmission





    69
    
    
    
* NSX transmission





    70
    
    
    
* Mercedes 722.6 transmission





    71
    
    
    
* Aisin AA80E transmission





    72
    
    
    
* Aisin A960E transmission





    73
    
    
    





    74
    
    
    
## 8  Change Log





    75
    
    
    





    76
    
    
    
| Rev  | Date        | Author        | Summary                                   |





    77
    
    
    
| ---- | ----------- | ------------- | ----------------------------------------- |





    78
    
    
    
|  0.1 |  2025‑07‑10 | AK            | Initial draft created                     |