AN2798 Freescale Semiconductor / Motorola, AN2798 Datasheet
AN2798
Related parts for AN2798
AN2798 Summary of contents
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... CPM. However, the variety of serial channels has changed. While both the MPC855T and the MPC885 feature UTOPIA, the MPC885 can support full duplex UTOPIA © Freescale Semiconductor, Inc., 2004. All rights reserved. AN2798 Rev. 0, 10/2004 Contents 1. Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 2 ...
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Feature Comparison and Fast Ethernet simultaneously. The MPC885 also has a USB 1.1 controller and an on-chip security processor that can perform encryption on the serial channels and TDM interface. Figure 1 and Figure 2 show block diagrams for MPC885 ...
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The MPC885 The MPC885 PowerQUICC™ 0.18 µm version of the MPC860 PowerQUICC family of communications microprocessors. Unlike the MPC855T, the MPC885 has a core voltage of 1.8 V and an I/O voltage of 3.3 V, with 5V-input ...
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The MPC855T 4 The MPC855T The MPC855T PowerQUICC is a 0.32 µm version of the MPC8XX PowerQUICC family of communications microprocessors. The MPC855T has a core voltage of 3.3 V and an I/O voltage of 3.3 V, with 5V-compatibility. The ...
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Pinout Both the MPC855T and the MPC885 use the 357 plastic ball grid array (PBGA) package. Buses and other functions were grouped in a logical order, but reuse of layout is not available. Parallel ports changed from four (Port ...
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Similarities and Differences between the MPC855T and the MPC885 Figure 4 shows the MPC855T pinout. NOTE: This is the top view of the device. PD10 PD8 PD3 IRQ7 PD14 PD13 PD9 PD6 M_Tx_EN PA0 PB14 PD15 PD4 PD5 PA1 PC5 ...
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Reserved space (offset 0xA20-0xA77) in the MPC855T is now for SCC2 and SCC3 in the MPC885. • Port E registers in the MPC885 reside in a previously reserved area of the Port B registers in the MPC855T (starting at ...
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New Features for MPC885 6.2 Digital Phase Lock Loop The MPC885 features a digital phase lock loop (DPLL). The main purpose of the DPLL is to generate a stable reference frequency by multiplying the frequency and eliminating the clock skew. ...
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Summary Although the migration from the MPC855T to the MPC885 requires layout and software changes, the benefits of an additional Fast Ethernet controller, USB 1.1, and an internal security engine may warrant the migration, depending on system requirements. Migrating ...
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Summary THIS PAGE INTENTIONALLY LEFT BLANK Migrating from the MPC855T to the MPC885, Rev Freescale Semiconductor ...
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THIS PAGE INTENTIONALLY LEFT BLANK Migrating from the MPC855T to the MPC885, Rev. 0 Freescale Semiconductor Summary 11 ...
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... Tai Po Industrial Estate Tai Po, N.T. Hong Kong 852-26668334 Home Page: www.freescale.com AN2798 Rev. 0 10/2004 Information in this document is provided solely to enable system and software implementers to use Freescale Semiconductor products. There are no express or implied copyright licenses granted hereunder to design or fabricate any integrated circuits or integrated circuits based on the information in this document ...