Fujitsu MB91460 SERIES Uygulama Notu - Sayfa 21

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Fujitsu MB91460 SERIES Uygulama Notu
Configure chip select area
;=========================================================================================
; 4.8.3 Configure Chip select Area (only EXTBUS == ON)
;=========================================================================================
#set
CONFIGCS0
#set
CONFIGCS1
#set
CONFIGCS2
#set
CONFIGCS3
#set
CONFIGCS4
#set
CONFIGCS5
#set
CONFIGCS6
#set
CONFIGCS7
;
;
;
;
;
;
;
;
;
;
;
;
;
;
;
;
;
© Fujitsu Microelectronics Europe GmbH
DIRECT MEMORY ACCESS
Chapter 3 DMAC Examples
B'1000100000100010
B'0110100000100010
B'0000000000000000
B'0000000000000000
B'0000000000000000
B'0000000000000000
B'0111100001101000
B'0000000000000000
||||||||||||||||
||||||||||||||||__ TYP0 bit, TYP0-4 bits select access type
|||||||||||||||___ TYP1 bit
||||||||||||||____ TYP2 bit
|||||||||||||_____ TYP3 bit
||||||||||||______ LEND bit, select little '1' or big endian '0'
|||||||||||_______ WREN bit, en-/disable (1/0) Write access
||||||||||________ PFEN bit, en-/disable (1/0) pre-fetch
|||||||||_________ SREN bit, en-/disable (1/0)
||||||||__________ BST0 bit, BSTx bits select burst size
|||||||___________ BST1 bit
||||||____________ DBW0 bit, DBWx select data bus width
|||||_____________ DBW1 bit
||||______________ ASZ0 bit, ASZx bits select address size of CS
|||_______________ ASZ1 bit
||________________ ASZ2 bit
|_________________ ASZ3 bit
- 21 -
; <<< Config. CS0, ACR0
; <<< Config. CS1, ACR1
; <<< Config. CS2, ACR2
; <<< Config. CS3, ACR3
; <<< Config. CS4, ACR4
; <<< Config. CS5, ACR5
; <<< Config. CS6, ACR6
; <<< Config. CS7, ACR7
MCU-AN-300059-E-V11