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TMS320C6202
FIXED-POINT DIGITAL SIGNAL PROCESSOR
SPRS072B – AUGUST 1998 – REVISED AUGUST 1999
51
POST OFFICE BOX 1443 • HOUSTON, TEXAS 77251–1443
EXPANSION BUS SYNCHRONOUS HOST PORT TIMING (CONTINUED)
XBE1 XBE2 XBE3 XBE4
D1 D2 D3 D4
19
18
10
9
10
9
17
16
6
5
4
3
2
1
XCLKIN
XCS
XAS
XCNTL
XW/R
†
XW/R
†
XBLAST
§
XBLAST
§
XD[31:0]
8
7
8
7
XBE[3:0]/XA[5:2]
‡
15
XRDY
¶
15
20
21
†
XW/R input/output polarity selected at boot
‡
XBE[3:0]
/XA[5:2] operates as byte enables XBE[3:0] during host-port accesses.
§
XBLAST input polarity selected at boot
¶
XRDY operates as active-low ready input/output during host-port accesses.
Figure 32. External Host as Bus Master—Write
ADVANCE INFORMATION