saa6703h NXP Semiconductors, saa6703h Datasheet - Page 48

• Manufacturer Part Number: saa6703h
• Description: Xga Dual Input Flat Panel Controller.
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Notes
1. X = don’t care.
2. Multibyte values are stored in little endian format on DDC.
Table 30 HDCP registers configuration; note 1
Note
1. X = don’t care.
2004 Apr 01
DDC_HDCP_AN0
DDC_HDCP_AN1
DDC_HDCP_AN2
DDC_HDCP_AN3
DDC_HDCP_AN4
DDC_HDCP_AN5
DDC_HDCP_AN6
DDC_HDCP_AN7
Reserved
DDC_HDCP_BCAPS
Reserved
DDC_HDCP_DBG
hdcp_enable
key_decrypt_enable
hdcp_ddc_addr
key_decrypt_seed
hdcp_bksv
hdcp_key_index
hdcp_key
XGA dual input flat panel controller
REGISTER
BIT
18H
19H
1AH
1BH
1CH
1DH
1EH
1FH
20H to 3FH
40H
41H to FEH
FFH
00H
00H
74H
X
X
00H
X
RESET
ADDRESS
0: HDCP disabled
1: HDCP enabled
0: key is loaded into table without decryption
1: key is decrypted while loading into table
I
key decryption seed
receiver key selection vector
valid range is 00H to 27H
hdcp_key[55:8]: secret key
hdcp_key[7:0]: secret key, writing this register will auto-increment
hdcp_key_index
2
C-bus slave address on display data channel
W
W
W
W
W
W
W
W
R
R/W
R/W
X
X
X
X
X
X
X
X
00H
10H
00H
00H
RESET
48
hdcp_an[7:0], session random number
hdcp_an[15:8]
hdcp_an[23:16]
hdcp_an[31:24]
hdcp_an[39:32]
hdcp_an[47:40]
hdcp_an[55:48]
hdcp_an[63:56]
[4] hdcp_fast_i2c, 400 kHz I
hdcp_dbg[7:0], debug register
DESCRIPTION
FIELDS
2
C-bus
Product specification
SAA6703H