FW-VAV V23D-PATCH-901
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This patch Copyright (C) 2024 Johnson Controls.

The main features of FW-VAV v23d-patch-901: 

  - Fix stmg0b1 MCU NRST pin pull down the voltage level of up-level FM-06 module when chip reset.
  - Fix package size error when upgrade package size over 18Mbit.
  - Since FW-VAV box born with a 8-bits serial num(23/24xx,xxxx) starting with year when assembled at TB manufacturer, however, the VAV box will get an another
    FTD info containing 8-bit serial num(maybe 4xxx,xxxx) from WX JCAC, which probably isn't same with the SRN from TB. thus, VAV Units with 4xxx,xxxx as well
    as mac of 05 mistaken as DCT product. This patch would fix this potential issue.
  - Eliminate a potential risk that VAV device recognized as FW08/08V without DO functionality, if FTD serial num in certain range, losing DO functionality.
  - Affected Products:
      FW-VAV Box Series
      FM-06

How To Use This Patch:
  1. Upgrade the device with the patch FW06-v23d-patch-901 version.
  2. If observe three Leds(ERR STS TXRX) flashing, Please manually press reset button after tree leds flashing over.
  3. Then Upgrade the device with the b24 version.