Reference:Release Notes Hardware IP222

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These release notes describe the IP222/IP222A hardware starting with build 1300

Please see the disclaimer before using the information presented here!


Hardware IP222

IP222 HW1300

8400 - Additional header for extension module (USB) connector to increase robustness

22050 - Minor layout cleanup - disconnect R101

IP222 HW2000

76370 - Change of handset receiver

Supplier changed (Traneat --> Owolff)
Owolff)

29633 - Update power supply Akros->LT

POE DC converter changed due to sourcing problems from Akros AS1844 to Linear LT4267.

IP222 HW2001

75889 - Change of display panel

(TN (LQ035NC111) --> IPS (LMMA05035EQN1))

IPS (LMMA05035EQN1))

108501 - Owolff Harness

Subassembly by Owolff since MAC 00-90-33-5A-4D-B9

IP222 HW2100

107308 - Neues Diodenarray zur Displayprotection

Das sollte statt des CM1406 Array mit 0.5mm pinpitcht ein CM1436-08 Array mit 0.4mm Pinpitch

verwendet  werden.


Datenblatt

<a href="https://www.onsemi.com/pdf/datasheet/cm1436-d.pdf" target="_blank">https://www.onsemi.com/pdf/datasheet/cm1436-d.pdf</a>


IP222 HW2200

119119 - PCB V2200, Realtek RTL8363NB (instead of AR8035)

IP222A HW3000

126583 - Schaltung und Layout IP222A initiale Version

für den Bau von 10 Prototypen

IP222A HW3001

139105 - Improve Micro SNR and Hookswitch robustness

Change U1103 U1105 from RT8097BHGE to RT5742A

Change R614 from 10k to 30k

IP222A HW3010

139884 - U1103 == RT5752AHGJ6

IP222A HW3100

139885 - 3,3V for codec via LDO

Pins 50 and 52 of MPCIe connector connected to 3,3V

139134 - USB Power control


USB Power schaltbar via GPIO. Das geht über den GPIO des WM8960 Codecs wie bei IP112A.



Ausserdem: Portexpander vorgesehen, für die externe Signalisierung vun SDS Müller  wie auf IP222 



IP222A HW3200

149420 - Layout update

Move VCC_3V3_LDO from S200 Pin 50 to Pin 52