Compatible Systems RISC 2800i Bedienungsanleitung PDF herunterladen (Seite 20)

MPC7447A RISC Microprocessor Hardware Specifications, Rev. 5

20 Freescale Semiconductor

Electrical and Thermal Characteristics

Figure 8 provides the JTAG clock input timing diagram.

Figure 8. JTAG Clock Input Timing Diagram

Figure 9 provides the TRST timing diagram.

Figure 9. TRST Timing Diagram

Figure 10 provides the boundary-scan timing diagram.

Figure 10. Boundary-Scan Timing Diagram

= Midpoint Voltage (OV

/2)

TCLK

JHJL

TCLK

TRST

= Midpoint Voltage (OV

/2)

TCK

Boundary

Data Outputs

Data Inputs

Data Outputs

= Midpoint Voltage (OV

/2)

DXJH

DVJH

JLDV

JLDZ

Input

Data Valid

Output Data Valid

JLDX

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Compatible Systems RISC 2800i Bedienungsanleitung Seite 20