
Express-BASE6 User’s ManualPage 18
6.6 Digital Display Interface
DDI1: DDI 1~3/SDVO Signals
Pin Signal Pin Signal
B1 + 12V A1 HDMIC_CK
B2 + 12V A2 + 12V
B3 RSVD A3 + 12V
B4 GND A4 GND
B5 SMB_CK A5 NC
B6 SMB_DAT A6 NC
B7 GND A7 NC
B8 + 3.3V A8 NC
B9 NC A9 + 3.3V
B10 +3.3VSB A10 + 3.3V
B11 WAKE# A11 PERST#
B12 NC A12 GND
B13 GND A13 NC
B14 DDI1_PR-P0 / SDVOB_RED+ A14 NC
B15 DDI1_PR-N0 / SDVOB_RED- A15 GND
B16 GND A16 DDI1_PR-P5 / SDVO_TVCLKIN+
B17 DDI1_CLK / SDVO_CLK A17 DDI1_PR-N5 / SDVO_TVCLKIN-
B18 GND A18 GND
B19 DDI1_PR-P1 / SDVOB_GRN+ A19 NC
B20 DDI1_PR-N1 / SDVOB_GRN- A20 GND
B21 GND A21 DDI1_PR-P4 / SDVOB_INT+
B22 GND A22 DDI1_PR-N4 / SDVOB_INT-
B23 DDI1_PR-P2 / SDVOB_BLU+ A23 GND
B24 DDI1_PR-N2 / SDVOB_BLU- A24 GND
B25 GND A25 DDI1_PR-P6 / SDVO_FLDSTALL+
B26 GND A26 DDI1_PR-N6 / SDVO_FLDSTALL-
B27 DDI1_PR-P3 / SDVOB_CK+ A27 GND
B28 DDI1_PR-N3 / SDVOB_CK- A28 GND
B29 GND A29 DDI1_HPD
B30 NC A30 DDI1_DDC_AUX
B31 DDI1_DAT / SDVO_DAT A31 GND
B32 GND A32 NC
B33 DDI2_PR-P0 A33 NC
B34 DDI2_PR-N0 A34 GND
B35 GND A35 NC
B36 GND A36 NC
B37 DDI2_PR-P1 A37 GND
B38 DDI2_PR-N1 A38 GND
B39 GND A39 NC
B40 GND A40 NC
B41 DDI2_PR-P2 A41 GND
Pin Signal Pin Signal
B42 DDI2_PR-N2 A42 GND
B43 GND A43 DDI2_CTRLCLK_AUXP
B44 GND A44 DDI2_CTRLDAT_AUXN
B45 DDI2_PR-P3 A45 GND
B46 DDI2_PR-N3 A46 GND
B47 GND A47 DDI2_HPD
B48 NC A48 DDI2_DDC_AUX
B49 GND A49 GND
B50 DDI3_PR-P0 A50 NC
B51 DDI3_PR-N0 A51 GND
B52 GND A52 HDMID_CK
B53 GND A53 HDMID_DT
B54 DDI3_PR-P1 A54 GND
B55 DDI3_PR-N1 A55 GND
B56 GND A56 NC
B57 GND A57 NC
B58 DDI3_PR-P2 A58 GND
B59 DDI3_PR-N2 A59 GND
B60 GND A60 DDI3_CTRLCLK_AUXP
B61 GND A61 DDI3_CTRLCLK_AUXN
B62 DDI3_PR-P3 A62 GND
B63 DDI3_PR-N3 A63 GND
B64 GND A64 DDI3_HPD
B65 GND A65 DDI3_DDC_AUX
B66 NC A66 GND
B67 NC A67 GND
B68 GND A68 NC
B69 GND A69 NC
B70 NC A70 GND
B71 NC A71 GND
B72 GND A72 NC
B73 GND A73 NC
B74 NC A74 GND
B75 NC A75 GND
B76 GND A76 NC
B77 GND A77 NC
B78 NC A78 GND
B79 NC A79 GND
B80 GND A80 NC
B81 HDMIC_DT A81 NC
B82 NC A82 GND
A1A11A12A82
B1B11B12B82
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