Panasonic NM88472

From LinuxTVWiki
Revision as of 18:19, 13 October 2013 by Merbanan (Talk | contribs)

(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to: navigation, search

NM88472

The NM88472 is a DVB-T/DVB-T2/DVB-C demodulator chip manufactured by Panasonic.

I2C Adressing

The chips has 3 I2C addresses, one for each demodulator bank:

8 bit (7 bit)
0x38  (0x1c) - DVB-T2
0x30  (0x18) - DVB-T
0x34  (0x1a) - DVB-C


Demod Initialization

  • Load init reg values for all 3 banks (T2/T and last C)
  • Prepare DVB-T bank for firmware upload
  • Load firmware for demod
  • Check parity