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MCF54454CVR200 Datasheet(PDF) 8 Page - Freescale Semiconductor, Inc |
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MCF54454CVR200 Datasheet(HTML) 8 Page - Freescale Semiconductor, Inc |
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8 / 46 page  MCF5445x ColdFire® Microprocessor Data Sheet, Rev. 1 Pin Assignments and Reset States Freescale Semiconductor 8 PCI_GNT[3:0] GPIO PCI_GNT[3:0] PCI_REQ[3:0] GPIO PCI_REQ[3:0] IRQ1 GPIO PCI_INTA and configured as an agent. ATA_RESET GPIO ATA reset Table 4. MCF5445x Signal Information and Muxing Signal Name GPIO Alternate 1 Alternate 2 MCF54450 MCF54451 256 MAPBGA MCF54452 MCF54453 MCF54454 MCF54455 360 TEPBGA Reset RESET — — — U I EVDD L4 Y18 RSTOUT — — — — O EVDD M15 B17 Clock EXTAL/PCI_CLK — — — — I EVDD M16 A16 XTAL — — — U3 O EVDD L16 A17 Mode Selection BOOTMOD[1:0] — — — — I EVDD M5, M7 AB17, AB21 FlexBus FB_AD[31:24] PFBADH[7:0]4 FB_D[31:24] — — I/O EVDD A14, A13, D12, C12, B12, A12, D11, C11 J2, K4, J1, K1–3, L1, L4 FB_AD[23:16] PFBADMH[7:0]4 FB_D[23:16] — — I/O EVDD B11, A11, D10, C10, B10, A10, D9, C9 L2, L3, M1–4, N1–2 FB_AD[15:8] PFBADML[7:0]4 FB_D[15:8] — — I/O EVDD B9, A9, D8, C8, B8, A8, D7, C7 P1–2, R1–3, P4, T1–2 FB_AD[7:0] PFBADL[7:0]4 FB_D[7:0] — — I/O EVDD B7, A7, D6, C6, B6, A6, D5, C5 T3–4, U1–3, V1–2, W1 FB_BE/BWE[3:2] PBE[3:2] FB_TSIZ[1:0] — — O EVDD B5, A5 Y1, W2 FB_BE/BWE[1:0] PBE[1:0] — — — O EVDD B4, A4 W3, Y2 FB_CLK — — — — O EVDD B13 J3 FB_CS[3:1] PCS[3:1] — — — O EVDD C2, D4, C3 W5, AA4, AB3 FB_CS0 —— — — O EVDD C4 Y4 FB_OE PFBCTL3 — — — O EVDD A2 AA1 FB_R/W PFBCTL2 — — — O EVDD B2 AA3 FB_TA PFBCTL1 — — U I EVDD B1 AB2 Table 3. Special-Case Default Signal Functionality (continued) Pin 256 MAPBGA 360 TEPBGA |
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