Datasheet

AM3517, AM3505
www.ti.com SPRS550E –OCTOBER 2009–REVISED MARCH 2013
Table 2-8. Video Interfaces – RFBI Signals Description (continued)
SIGNAL NAME [1] DESCRIPTION [2] TYPE [3] ZCN BALL [4] ZER BALL [4] SUBSYSTEM PIN
MULTIPLEXING [5]
rfbi_da14 RFBI data bus 14 IO W21 D15 dss_data14
rfbi_da15 RFBI data bus 15 IO W22 B15 dss_data15
rfbi_rd Read enable for RFBI O AE23 B22 dss_pclk
rfbi_wr Write Enable for O AD23 B20 dss_vsync
RFBI
rfbi_te_vsync0 tearing effect removal I W23 A15 dss_data16
and Vsync input from
1st LCD
rfbi_hsync0 Hsync for 1st LCD I W24 A14 dss_data17
rfbi_te_vsync1 tearing effect removal I W25 C13 dss_data18
and Vsync input from
2nd LCD
rfbi_hsync1 Hsync for 2nd LCD I V24 C15 dss_data19
rfbi_cs1 2nd LCD chip select O V25 A13 dss_data20
Table 2-9. Video Interfaces – TV Signals Description
SIGNAL NAME [1] DESCRIPTION [2] TYPE [3] ZCN BALL [4] ZER BALL [4]
tv_out1 TV analog output O K21 NA
Composite: tv_out1
tv_out2 TV analog output S- O H24 NA
VIDEO: tv_out2
tv_vfb1 tv_vfb1: Feedback O K20 NA
through external resistor
to composite
tv_vfb2 tv_vfb2: Feedback O H23 NA
through external resistor
to S-VIDEO
tv_vref External capacitor I H20 NA
2.4.3 Serial Communication Interfaces
Table 2-10. HDQ Signals Description
SIGNAL NAME [1] DESCRIPTION [2] TYPE [3] ZCN BALL [4] ZER BALL [4]
hdq_sio Bidirectional HDQ 1-Wire IO L25 B9
control and data Interface.
Output is open drain.
Table 2-11. Serial Communication Interfaces – I2C Signals Description (I2C1)
SIGNAL NAME [1] DESCRIPTION [2] TYPE [3] ZCN BALL [4] ZER BALL [4]
i2c1_scl I2C Master Serial clock. IOD V4 AA17
Output is open drain.
i2c1_sda I2C Serial Bidirectional IOD V5 AB17
Data. Output is open
drain.
Table 2-12. Serial Communication Interfaces - I2C Signals Description (I2C2)
SIGNAL NAME [1] DESCRIPTION [2] TYPE [3] ZCN BALL [4] ZER BALL [4]
i2c2_scl I2C Master Serial clock. IOD W1 Y17
Output is open drain.
i2c2_sda I2C Serial Bidirectional IOD W2 Y16
Data. Output is open
drain.
Copyright © 2009–2013, Texas Instruments Incorporated Terminal Description 63
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