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Audio Signal Improvement on D740 Architecture
1. A udio S ignal I mprovement on D 740 A rchitecture - Seconda Edizione della 3-Giorni DRESD - 24 Luglio 2007 Hotel Villa Gina Goglio
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7. Diopsis 740 Architecture Arm7TDMI 32kB ARM Mem ASB / APB Bridge mAgic VLIW DSP core 8kx128 bit Program Mem Shared Memory Data Buffer 2 x 2k word Double Bank, Double Port ASB Data / Program Bus Mux Program Bus Mux / Demux Data Bus Mux / Demux Data Mem 2 x 6k x 40 bit Double Bank Double Port SPI0 USART0 USART1 TIMER Watchdog PIO PDC ADDA Clock Gen IRQ Ctrl SPI1
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11. JTST Board Architecture CLK DIV 3.3V LED IRQ BUTTON PIO CONN SRAM ARM DATA L 128kx8 SRAM ARM DATA H 128kx8 FLASH ARM PRG 1Mx16 SSRAM MAGIC DATA L 128kx36 EXTCLK CONN DIP SWITCH SPI-0 CONN M-ICE JTAG CONN Diopsis 740 PIO USARTs RST XMA XMD[15:0] CLKs CNTRLs SPIs ADDA ARMD PLL ICE ARMC ARMA XMD[55:40] XMD[31:16] XMD[71:56] XMD[39:32] XMD[79:72] SSRAM MAGIC DATA H 128kx36 SSRAM MAGIC DATA E 128kx36 USB CNTRL USB CONN EXT PSU CONN CODEC CODEC CODEC CODEC CLK DIV 25 MHz OSC RS 232 BUFF RS 232 BUFF USART 0 CONN USART 1 CONN 7-SEG DISPLAY GND GND RESISTOR NETWORK RESISTOR NETWORK 6 MHz D-9 RS232 CONN D-9 RS232 CONN RST BUTTON VREG 5-1.8 SPI-1 CONN VREG 5-3.3 USB LED LED BUFF RST BUFF ADDA BUFF POW-ON RST AUDIO OUT CONN AUDIO IN CONN AUDIO OUT CONN AUDIO IN CONN AUDIO OUT CONN AUDIO IN CONN AUDIO OUT CONN AUDIO IN CONN RESISTOR NETWORK RESISTOR NETWORK RESISTOR NETWORK RESISTOR NETWORK RESISTOR NETWORK JP8 JP9 JP5 JP4 JP11 JP7 JP2 JP3 JP6 JP10 JP1 TP5 TP2 TP1 TP4 TP3 TP7 TP8 TP6 TP9 TP10 TP11