SMJ320C6203 Datasheet, PDF (68/81 Pages) Texas Instruments – FIXED POINT SIGNAL PROCESSOR

SMJ320C6203
FIXEDĆPOINT DIGITAL SIGNAL PROCESSOR
SGUS033 – FEBRUARY 2002
EXPANSION BUS ASYNCHRONOUS HOST-PORT TIMING (CONTINUED)
XCS
XCNTL
1
10
34
1
2
10
34
XBE[3:0]/XA[5:2]^†
XR/W^‡
XR/W^‡
XD[31:0]
XRDY
34
34
5
7
8
6
Word
9
34
34
7
5
8
6
9
† _{XBE[3:0]/XA[5:2] operate as byte-enables XBE[3:0] during host-port accesses.}
‡ _{XW/R input/output polarity selected at boot}
Figure 42. External Device as Asynchronous Master—Read
XCS
XCNTL
XBE[3:0]/XA[5:2]^†
XR/W^‡
XR/W^‡
XD[31:0]
1
3
4
3
4
3
4
10
2
11
12
13
14
wWoorrdd
1
3
4
3
4
3
4
10
11
12
13
14
XRDY
9
9
† _{XBE[3:0]/XA[5:2] operate as byte-enables XBE[3:0] during host-port accesses.}
‡ _{XW/R input/output polarity selected at boot}
Figure 43. External Device as Asynchronous Master—Write
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