User's Manual

Table Of Contents
xxvi S3C2450X RISC MICROPROCESSOR
List of Figures
Figure Title Page
Number Number
27-1 AC97 Block Diagram....................................................................................................27-2
27-2 Internal Data Path ........................................................................................................27-3
27-3 AC97 Operation Flow Chart.........................................................................................27-4
27-4 Bi-directional AC-link Frame with Slot Assignments....................................................27-5
27-5 AC-link Output Frame ..................................................................................................27-6
27-6 AC-link Input Frame .....................................................................................................27-8
27-7 AC97 Power-down Timing ...........................................................................................27-9
27-9 AC97 State Diagram ....................................................................................................27-11
28-1 PCM timing, TX_MSB_POS / RX_MSB_POS = 0.......................................................28-3
28-2 PCM timing, TX_MSB_POS / RX_MSB_POS = 1.......................................................28-3
28-3 Input Clock Diagram for PCM ......................................................................................28-4
29-1 XTIpll Clock Timing ......................................................................................................29-7
29-2 EXTCLK Clock Input Timing ........................................................................................29-7
29-3 EXTCLK/HCLK in case that EXTCLK is used without the PLL ...................................29-7
29-4 HCLK/CLKOUT/SCLK in case that EXTCLK is used ..................................................29-8
29-5 Manual Reset Input Timing ..........................................................................................29-8
29-6 Power-On Oscillation Setting Timing ...........................................................................29-9
29-7 Sleep Mode Return Oscillation Setting Timing ............................................................29-10
29-8 SMC Synchronous Read Timing..................................................................................29-11
29-9 SMC Asynchronous Read Timing................................................................................29-11
29-10 SMC Asynchronous Write Timing ................................................................................29-12
29-11 SMC Synchronous Write Timing..................................................................................29-12
29-12 SMC Wait Timing
.........................................................................................................29-13
29-13 Nand Fl
ash Timing .......................................................................................................29-14
29-14 SDRAM READ / WRITE Timing (Trp = 2, Trcd = 2, Tcl = 2, DW = 16-bit)..................29-15
29-15 DDR2 Timing................................................................................................................29-16
29-16 SDRAM MRS Timing ...................................................................................................29-17
29-17 SDRAM Auto Refresh Timing (Trp = 2, Trc = 4)..........................................................29-18
29-18 External DMA Timing (Handshake, Single transfer) ....................................................29-19
29-19 TFT LCD Controller Timing..........................................................................................29-19
29-20 IIS Interface Timing (I2S Master Mode Only) ..............................................................29-20
29-21 IIS Interface Timing (I2S Slave Mode Only).................................................................29-20
29-22 IIC Interface Timing......................................................................................................29-20
29-23 High Speed SDMMC Interface Timing.........................................................................29-21
29-24 High Speed SPI Interface Timing (CPHA = 0, CPOL = 1)...........................................29-21
29-25 USB Timing (Data signal rise/fall time) ........................................................................29-22
29-26 PCM Interface Timing ..................................................................................................29-22