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TMS320AV7110 датащи(PDF) 9 Page - Texas Instruments |
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TMS320AV7110 датащи(HTML) 9 Page - Texas Instruments |
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9 / 131 page ![]() DSP TMS320AV7110 Revision 3.1 10/08/99 22:18 Page 9 Pin Name # I/O Description UCAS 1 O DRAM Column address strobe for upper byte LCAS 1 O DRAM Column address strobe for lower byte High Speed Parallel Data Interface (See Table 32 in Section 13 for details) HSDI_DATA[7:0] 8 I/O Data Bus HSDI_SIG1 1 O HSDI_SIG2 1 O HSDI_SIG3 1 I or O HSDI_SIG4 1 I/O, I or O HSDI_SIG5 1 I/O, I or O HSDI_SIG6 1 I/O or O HSDI_SIG7 1 I HSDI_SIG8 1 O HSDI_SIG9 1 O HSDI_STATUS[1:0] 2 O Signals to indicate which of the three device interfaces (1394, External DMA, or 1284) is active Smart Card Interface SCDET1 1 I Smart Card Detect Card 1, (programmable polarity) SCDET2 1 I Smart Card Detect Card 2, (programmable polarity) SCRESET 1 O Smart Card Reset. SCCLK 1 O Smart Card Clock. SCVppEN 1 O Smart Card Vpp enable (programmable polarity) SCVccEN 1 O Smart Card Vcc enable (programmable polarity). SCDATAIO 1 I/O Smart Card data Input / Output. SCSEL 1 O Smart Card selection signal: Low = Smart Card 1 Selected, High = Smart Card 2 Selected. SCVccDetect 1 I Smart Card Vcc detect input signal (for NDC mode). (muxed with IO3) Communications Processor IRIN 1 I Infra-Red sensor input IROUT 1 O Infra-Red sensor output. UART_DI1 1 I UART port 1, Data Input UART_DO1 1 O UART port 1, Data Output UART_RTS1 1 O UART port 1, RTS. UART_CTS1 1 I UART port 1, CTS. UART_CK16 1 O UART port 1’s x16 UART clock output UART_DI2 1 I UART port2, Data Input UART_DO2 1 O UART port2, Data Output UART_RTS2 1 O UART port 2, RTS. UART_CTS2 1 I UART port 2, CTS. UART_DI3 1 I UART port3, Data Input UART_DO3 1 O UART port3, Data Output IICS_SDA 1 I/O I 2C Interface Serial Data, open drain IICS_SCL 1 I/O I 2C Interface Serial Clock, open drain SDRAM Interface SDATA[15:0] 16 I/O SDRAM Data bus. SADDR[11:0] 12 O SDRAM Address bus. SRAS 1 O SDRAM Row Address Strobe SCAS 1 O SDRAM Column Address Strobe |
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