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Figure 17-21. FRAME Signal Operation, FRM50 = 1 and FRMCNT = 0
Clock (
)
EPI0S31
WR (
)
EPI0S28
RD (
)
EPI0S29
Frame
(
)
EPI0S30
When FRMCNT=1, the FRAME signal transitions on the rising edge of the WR or RD strobes for every
other access. See
Figure 17-22. FRAME Signal Operation, FRM50 = 1 and FRMCNT = 1
Clock
(
)
EPI0S31
WR
(
)
EPI0S28
RD
(
)
EPI0S29
Frame
(
)
EPI0S30
When FRMCNT=2, the FRAME signal transitions the rising edge of the WR or RD strobes for every third
access, and so on for every value of FRMCNT. See
Figure 17-23. FRAME Signal Operation, FRM50 = 1 and FRMCNT = 2
CLOCK
(
)
EPI0S31
WR
(
)
EPI0S28
RD
(
)
EPI0S29
FRAME
(
)
EPI0S30
SPRUH22I – April 2012 – Revised November 2019
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Figure
17-22.
Copyright © 2012–2019, Texas Instruments Incorporated
Figure
17-23.
External Peripheral Interface (EPI)
General-Purpose Mode
1221
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