Samsung S3C2440A manuals
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When we buy new device such as Samsung S3C2440A we often through away most of the documentation but the warranty.
Very often issues with Samsung S3C2440A begin only after the warranty period ends and you may want to find how to repair it or just do some service work.
Even oftener it is hard to remember what does each function in Laptop Samsung S3C2440A is responsible for and what options to choose for expected result.
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Samsung S3C2440A User Manual
560 pages 3.61 Mb
S3C2440A 2 1 42 258 3122 4166 5 MEMORY CONTROLLER S3C2440A RISC MICROPROCESSOR Note: SROM means ROM or SRAM type memory 5-2 167 }Note Bank 6 and 7 must have the same memory size. 168 FUNCTION DESCRIPTION 169 S3C2440A RISC MICROPROCESSOR MEM ORY CONTROLLER 172 DEC.13, 2002 ROM Memory Interface Examples Figure 5-4. Memory Interface with 8-bit ROM Figure 5-5. Memory Interface with 8-bit ROM x 2 MEMORY CONTROLLER S3C2440A RISC MICROPROCESSOR 173 Figure 5-6. Memory Interface with 8-bit ROM x 4 Figure 5-7. Memory Interface with 16-bit ROM S3C2440A RISC MICROPROCESSOR MEM ORY CONTROLLER 174 DEC.13, 2002 SRAM Memory Interface Examples Figure 5-8. Memory Interface with 16-bit SRAM Figure 5-9. Memory Interface with 16-bit SRAM x 2 MEMORY CONTROLLER S3C2440A RISC MICROPROCESSOR 175 SDRAM Memory Interface Examples Figure 5-10. Memory Interface with 16-bit SDRAM (4Mx16, 4banks) Figure 5-11. Memory Interface with 16-bit SDRAM (4Mx16x4Bank * 2ea) Note Refer to Table 5-2 for the Bank Address configurations of SDRAM. 176 DEC.13, 2002 PROGRAMMABLE ACCESS CYCLE Figure 5-12. S3C2440A nGCS Timing Diagram 177 Figure 5-13. S3C2440A SDRAM Timing Diagram 186 6208 7233 8 247 9 285 10 305 11 327 12 329 13 351 14 369 15 413 16423 17 433 18 437 19449 20 463 21 471 22479 23503 24 515 25 S3C2440A RISC MICROPROCESSOR MECHANICAL DATA 26-1 517 26 PACKAGE DIMENSIONS SAMSUNG Figure 26-1 289-FBGA-1414 Package Dimension 1 (Top View) 519 27ABSOLUTE MAXIMUM RATINGS 520 RECOMMENDED OPERATING CONDITIONS 521 D.C. ELECTRICAL CHARACTERISTICS S3C2440A RISC MICROPROCESSOR ELECTRICAL DATA 27-9 527 A.C. ELECTRICAL CHARACTERISTICS Figure 27-2 XTIpll Clock Timing Diagram Figure 27-3 EXTCLK Clock Input Timing Diagram Figure 27-4 EXTCLK/HCLK in case when EXTCLK is used without the PLL S3C2440A RISC MICROPROCESSOR ELECTRICAL DATA 27-11 529 Figure 27-7 Power-On Oscillation Setting Timing Diagram ELECTRICAL DATA S3C2440A RISC MICROPROCESSOR 27-12 530 Figure 27-8 Sleep Mode Return Oscillation Setting Timing Diagram 533 S3C2440A RISC MICROPROCESSOR ELECTRICAL DATA 27-15 534 ELECTRICAL DATA S3C2440A RISC MICROPROCESSOR 27-16 535 S3C2440A RISC MICROPROCESSOR ELECTRICAL DATA 27-17 536 Figure 27-14 ROM/SRAM WRITE Timing Diagram (I) (Tacs=2,Tcos=2,Tacc=4,Toch=2, Tcah=2, PMC=0, ST=0 539 Figure 27-18 Masked-ROM Single READ Timing Diagram (Tacs=2, Tcos=2, Tacc=8, PMC=01/10/11) ELECTRICAL DATA S3C2440A RISC MICROPROCESSOR 27-22 540 Figure 27-20 SDRAM Single Burst READ Timing Diagram (Trp=2, Trcd=2, Tcl=2, DW=16bit) S3C2440A RISC MICROPROCESSOR ELECTRICAL DATA 27-23 541 Figure 27-21 External Bus Request in SDRAM Timing Diagram (Trp=2, Trcd=2, Tcl=2) ELECTRICAL DATA S3C2440A RISC MICROPROCESSOR 27-24 542 Figure 27-22 SDRAM MRS Timing Diagram S3C2440A RISC MICROPROCESSOR ELECTRICAL DATA 27-25 543 Figure 27-23 SDRAM Single READ Timing Diagram (I) (Trp=2, Trcd=2, Tcl=2) ELECTRICAL DATA S3C2440A RISC MICROPROCESSOR 27-26 544 Figure 27-24 SDRAM Single READ Timing Diagram (II) (Trp=2, Trcd=2, Tcl=3) S3C2440A RISC MICROPROCESSOR ELECTRICAL DATA 27-27 545 Figure 27-25 SDRAM Auto Refresh Timing Diagram (Trp=2, Trc=4) ELECTRICAL DATA S3C2440A RISC MICROPROCESSOR 27-28 546 Figure 27-26 SDRAM Page Hit-Miss READ Timing Diagram (Trp=2, Trcd=2, Tcl=2) S3C2440A RISC MICROPROCESSOR ELECTRICAL DATA 27-29 547 Figure 27-27 SDRAM Self Refresh Timing Diagram (Trp=2, Trc=4) 548 Figure 27-28. SDRAM Single Write Timing Diagram (Trp=2, Trcd=2) 549 Figure 27-29. SDRAM Page Hit-Miss Write Timing Diagram (Trp=2, Trcd=2, Tcl=2) ELECTRICAL DATA S3C2440A RISC MICROPROCESSOR 27-32 550 Figure 27-30. External DMA Timing Diagram (Handshake, Single transfer) Figure 27-31. TFT LCD Controller Timing Diagram 553 Figure 27-36. NAND Flash Address/Command Timing Diagram Figure 27-37. NAND Flash Timing Diagram
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