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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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MPC8313E датащи(PDF) 68 Page - Freescale Semiconductor, Inc |
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MPC8313E датащи(HTML) 68 Page - Freescale Semiconductor, Inc |
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68 / 92 page  MPC8313E PowerQUICC™ II Pro Processor Hardware Specifications, Rev. 1 68 Freescale Semiconductor Clocking 19 Clocking Figure 42 shows the internal distribution of clocks within the MPC8313E. 1 Multiplication factor M = 1, 1.5, 2, 2.5, and 3. Value is decided by RCWLR[COREPLL]. 2 Multiplication factor L = 2, 3, 4, 5 and 6. Value is decided by RCWLR[SPMF]. Figure 42. MPC8313E Clock Subsystem System LBC LCLK[0:1] e300c3 core csb_clk to rest csb_clk MPC8313E Local Bus PCI_CLK_OUT[0:2] PCI_SYNC_OUT PCI_CLK/ Clock Unit of the device lbc_clk _DIV PCI Clock PCI_SYNC_IN Memory Device /n To local bus Clock Divider ( ÷2) 3 MEMC_MCK MEMC_MCK DDR ddr_clk DDR Memory Device PLL to DDR memory controller Clock CFG_CLKIN /2 Divider Divider 1 0 USB Mac USB PHY PLL eTSEC Protocol Converter GTX_CLK125 125-MHz source SYS_CR_CLK_IN SYS_CR_CLK_OUT mux Crystal SYS_CLK_IN USB_CR_CLK_IN USB_CR_CLK_OUT Crystal USB_CLK_IN /1,/2 RTC_CLK (32 kHz) RTC Sys Ref Core PLL core_clk x L2 x M1 |
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