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STPC4EDBI Datasheet(PDF) 14 Page - STMicroelectronics |
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STPC4EDBI Datasheet(HTML) 14 Page - STMicroelectronics |
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14 / 93 page ![]() PIN DESCRIPTION 14/93 Release 1.5 - January 29, 2002 PCS3#,PCS1#,SCS3#,SCS1# O BD8STRUP_FT Primary & Secondary Chip Selects 4 DIORDY O BD8STRUP_FT Data I/O Ready 1 PIRQ, SIRQ I BD4STRP_FT Primary & Secondary Interrupt Request 2 PDRQ, SDRQ I BD4STRP_FT Primary & Secondary DMA Request 2 PDACK#, SDACK# O BD8STRP_FT Primary & Secondary DMA Acknowledge 2 PDIOR#, SDIOR# O BD8STRUP_FT Primary & Secondary I/O Channel Read 2 PDIOW#, SDIOW# O BD8STRUP_FT Primary & Secondary I/O Channel Write 2 VGA CONTROLLER RED, GREEN, BLUE O VDDCO Analog Red, Green, Blue 3 VSYNC O BD4STRP_FT Vertical Sync 1 HSYNC O BD4STRP_FT Horizontal Sync 1 VREF_DAC1 I ANA DAC Voltage reference 1 RSET I ANA Resistor Set 1 COMP I ANA Compensation 1 COL_SEL O BD4STRP_FT Colour Select 1 VIDEO INPUT PORT VCLK I BD8STRP_FT 27-33 MHz Video Input Port Clock 1 VIN[7:0] I BD4STRP_FT CCIR 601 or 656 YUV Video Data Input 8 ANALOG TV OUTPUT PORT RED_TV, GREEN_TV, BLUE_TV O VDDCO Analog RGB or S-VHS outputs 3 CVBS O VDDCO Analog video composite output 1 IREF1_TV I ANA Reference current of CVBS DAC 1 VREF1_TV I ANA Reference voltage of CVBS DAC 1 IREF2_TV I ANA Reference current of RGB DAC 1 VREF2_TV I ANA Reference voltage of RGB DAC 1 VSSA_TV I Analog Vss for DAC 1 VDDA_TV I VDDCO Analog Vdd for DAC 1 VCS I/O BD4STRP_FT Composite Synchro Horizontal Line Synchro 1 ODD_EVEN I/O BD4STRP_FT Frame Synchronisation 1 MISCELLANEOUS SPKRD O BD4STRP_FT Speaker Device Output 1 SCL I/O BD4STRUP_FT I²C Interface - Clock Can be used for VGA DDC[1] signal 1 SDA I/O BD4STRUP_FT I²C Interface - Data Can be used for VGA DDC[0] signal 1 SCAN_ENABLE I TLCHTD_TC Reserved (Test pin) 1 TCLK I TLCHT_FT Test Clock 1 TDI I TLCHT_FT Test Data Input 1 TMS I TLCHT_FT Test Mode Set 1 TDO O BT8TRP_TC Test Data output 1 Table 2-2. Definition of Signal Pins Signal Name Dir Buffer Type2 Description Qty Note1: These pins are must be connected to the 2.5 V power supply. They must not be connected to the 3.3 V supply. Note2: See Table 2-3 for buffer type descriptions |
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