ST40RA View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'ST40RA' PDF : 94 Pages View PDF
5 System configuration
ST40RA
5.7 EMI pin to function relationship
ST40RA EMI pin Peripheral
SFlash
SDRAM
MPX
MPX/EMPI
EADDR[2:26]
MEM_ADDRESS MEM_ADDRESS MEM_ADDRESS -
-
EADDR3
NOT_CS
-
-
CLK
CLK
EADDR4
NOT_OE
-
-
/CS
/CS
EADDR5
NOT_BE
-
-
/FRAME
/FRAME
EADDR6
MEM_DATA
-
-
/BS
/BS
EADDR7
(write)
-
-
/WE
/WE
EADDR8
MEM_DATA
-
-
I/O [31:0]
I/O [31:0]
EADDR9
(read)
-
-
I/O [63:61]
I/O [63:61]
EDATA[0:31]
MEM_DATA
MEM_DATA
MEM_DATA
MEM_DATA[31:0] MEM_DATA[31:0]
ECLKOUT
-
-
SDRAMCLOCK -
-
ECLKEN
-
-
CKEN
-
-
EDQM0
NOT_BE0
NOT_BE0
NOT_MEMBE0 -
-
EDQM1
NOT_BE1
NOT_BE1
NOT_MEMBE1 -
-
EDQM2
NOT_BE2
NOT_BE2
NOT_MEMBE2 -
-
EDQM3
NOT_BE3
NOT_BE3
NOT_MEMBE3 -
-
NOTECS0
NOT_CS0
NOT_CS0
NOT_SDRAMCS0 NOT_CS0
NOTEMPICS0
NOTECS1
NOT_CS1
NOT_CS1
NOT_SDRAMCS1 NOT_CS1
NOTEMPICS1
NOTECS2
NOT_CS2
NOT_CS2
NOT_SDRAMCS2 NOT_CS2
NOTEMPICS2
NOTECS3
NOT_CS3
NOT_CS3
NOT_SDRAMCS3 NOT_CS3
NOTEMPICS3
NOTECS4
NOT_CS4
NOT_CS4
-
NOT_CS4
NOTEMPICS4
NOTECS5
NOT_CS5
NOT_CS5
-
NOT_CS5
NOTEMPICS5
NOTERAS
-
NOT_ADDRVALID NOT_MEMRAS NOT_BS
NOT_BS
NOTECAS
NOT_OE
NOT_OE
NOT_MEMCAS NOT_FRAME
NOT_FRAME
EWAIT
MEM_WAIT
MEM_WAIT
-
MEM_WAIT
MEM_WAIT
NOTEWE
READNOTWRITE READNOTWRITE READNOTWRITE READNOTWRITE READNOTWRITE
EPENDINGa
RFSH_PENDING RFSH_PENDING RFSH_PENDING RFSH_PENDING RFSH_PENDING
or ACC_PENDING or ACC_PENDING or ACC_PENDING or ACC_PENDING or ACC_PENDING
(master)
(master)
(master)
(master)
(master)
ACC_PENDING ACC_PENDING ACC_PENDING ACC_PENDING ACC_PENDING
only (slave)
only (slave)
only (slave)
only (slave)
only (slave)
MCLKOUT
-
-
-
MPX clock
MPXCLOCK
NOTMREQ (slave) EMI_HOLD_REQ EMI_HOLD_REQ EMI_HOLD_REQ -
-
NOTMREQ
(master)
EMI_BUS_REQ EMI_BUS_REQ EMI_BUS_REQ MPX bus request MPX bus request
NOTMACK (slave) EMI_HOLD_ACK EMI_HOLD_ACK EMI_HOLD_ACK -
-
Table 8: EMI pin functions
19/94 STMicroelectronics
ADCS 7260755H
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