Adv ance informa tion – Texas Instruments TMS320C6202 User Manual

Page 48

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TMS320C6202
FIXED-POINT DIGITAL SIGNAL PROCESSOR

SPRS072B – AUGUST 1998 – REVISED AUGUST 1999

48

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HOUSTON, TEXAS 77251–1443

EXPANSION BUS ASYNCHRONOUS PERIPHERAL TIMING (CONTINUED)

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2

1

1

CLKOUT1

XCEx

XBE[3:0]/XA[5:2]†

XD[31:0]

XOE

XRE

XWE/XWAIT‡

XRDY§

Setup = 2

Strobe = 5

Not ready = 2

HOLD = 2

† XBE[3:0]/XA[5:2] operates as address signals XA[5:2] during asynchronous peripheral accesses.
‡ XWE/XWAIT operates as the write enable signal XWE during asynchronous peripheral accesses.
§ XRDY operates as active-high ready input during asynchronous peripheral accesses.

Figure 29. Expansion Bus Asynchronous Peripheral Read Timing

9

8

9

8

12

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10

3

2

1

1

CLKOUT1

XCEx

XBE[3:0]/XA[5:2]†

XD[31:0]

XOE

XRE

XWE/XWAIT‡

XRDY§

Setup = 2

Strobe = 5

Not ready = 2

HOLD = 2

† XBE[3:0]/XA[5:2] operates as address signals XA[5:2] during asynchronous peripheral accesses.
‡ XWE/XWAIT operates as the write enable signal XWE during asynchronous peripheral accesses.
§ XRDY operates as active-high ready input during asynchronous peripheral accesses.

Figure 30. Expansion Bus Asynchronous Peripheral Write Timing

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