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SPEAR320 数据表(PDF) 58 Page - STMicroelectronics

部件名 SPEAR320
功能描述  Embedded MPU with ARM926 core, optimized for factory automation and consumer applications
PDF  73 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

SPEAR320 数据表(HTML) 58 Page - STMicroelectronics

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Timing requirements
SPEAr320
58/73
Doc ID 16755 Rev 5
Note:
Values in the above table are referred to the common internal source clock which has a
period of tHCLK = 6 ns.
Figure 16.
EMI read cycle waveforms without acknowledgement on EMI_WAIT#
Note:
The values of tSE, tENr, tDCS, tSCS are programmable via the EMI registers.
Figure 17.
EMI write cycle waveforms without acknowledgement on EMI_WAIT#
Note:
The values of tSE, tENw, tDCS, tSCS are programmable via the EMI registers.
Table 38.
EMI timings for write cycle with acknowledgement on WAIT#
Symbol
Min
tCS->Wait
tHCLK
tWAIT
4*tHCLK
EMI_A
EMI_BYTEN
EMI_D
EMI_CSn#
EMI_OE#
Address
Byte Enable
Data
tSE
tSCS
tENr
tDCS
EMI_A
EMI_BYTEN
EMI_D
EMI_CSn#
EMI_WE#
Write Data
Byte Enable
Data
tSE
tSCS
tENw
tDCS



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