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SMJ320C6203 Datasheet, PDF (60/81 Pages) Texas Instruments – FIXED POINT SIGNAL PROCESSOR | |||
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SMJ320C6203
FIXEDÄPOINT DIGITAL SIGNAL PROCESSOR
SGUS033 â FEBRUARY 2002
EXPANSION BUS ASYNCHRONOUS PERIPHERAL TIMING (CONTINUED)
CLKOUT1
XCEx
XBE[3:0]/
XA[5:2]â
XD[31:0]
Setup = 2 Strobe = 3 Hold = 2
12
13
12
13
12
13
XOE
XRE
15
16
14
XWE/XWAITâ¡
XRDY§
â XBE[3:0]/XA[5:2] operate as address signals XA[5:2] during expansion bus asynchronous peripheral accesses.
â¡ XWE/XWAIT operates as the write-enable signal XWE during expansion bus asynchronous peripheral accesses.
§ XRDY operates as active-high ready input during expansion bus asynchronous peripheral accesses.
Figure 35. Expansion Bus Asynchronous Peripheral Write Timing (XRDY Not Used)
CLKOUT1
XCEx
XBE[3:0]/
XA[5:2]â
XD[31:0]
Setup = 2 Strobe = 3
12
12
12
Not Ready
Hold = 2
13
13
13
XOE
XRE
17
18
19
XWE/XWAITâ¡
11
XRDY§
â XBE[3:0]/XA[5:2] operate as address signals XA[5:2] during expansion bus asynchronous peripheral accesses.
â¡ XWE/XWAIT operates as the write-enable signal XWE during expansion bus asynchronous peripheral accesses.
§ XRDY operates as active-high ready input during expansion bus asynchronous peripheral accesses.
Figure 36. Expansion Bus Asynchronous Peripheral Write Timing (XRDY Used)
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