
DSP56321 Technical Data, Rev. 11
Freescale Semiconductor
A-13
M_PCOD
EQU
0
; PLL Clock Output Disable Bit
M_PSTP
EQU
1
; STOP Processing State Bit
M_XTLD
EQU
2
; XTAL Disable Bit
M_PEN
EQU
3
; PLL Enable Bit
;------------------------------------------------------------------------
;
EQUATES for BIU
;
;------------------------------------------------------------------------
;
Register Addresses Of BIU
M_BCR EQU $FFFFFB
; Bus Control Register
M_DCR EQU $FFFFFA
; DRAM Control Register
M_AAR0 EQU $FFFFF9
; Address Attribute Register 0
M_AAR1 EQU $FFFFF8
; Address Attribute Register 1
M_AAR2 EQU $FFFFF7
; Address Attribute Register 2
M_AAR3 EQU $FFFFF6
; Address Attribute Register 3
M_IDR EQU
$FFFFF5
; ID Register
;
Bus Control Register
M_BA0W EQU $1F
; Area 0 Wait Control Mask (BA0W0-BA0W4)
M_BA1W EQU $3E0
; Area 1 Wait Control Mask (BA1W0-BA14)
M_BA2W EQU $1C00
; Area 2 Wait Control Mask (BA2W0-BA2W2)
M_BA3W EQU $E000
; Area 3 Wait Control Mask (BA3W0-BA3W3)
M_BDFW EQU $1F0000
; Default Area Wait Control Mask (BDFW0-BDFW4)
M_BBS EQU 21
; Bus State
M_BLH EQU 22
; Bus Lock Hold
M_BRH EQU 23
; Bus Request Hold
;
DRAM Control Register
M_BCW EQU $3
; In Page Wait States Bits Mask (BCW0-BCW1)
M_BRW EQU $C
; Out Of Page Wait States Bits Mask (BRW0-BRW1)
M_BPS EQU $300
; DRAM Page Size Bits Mask (BPS0-BPS1)
M_BPLE EQU 11
; Page Logic Enable
M_BME EQU 12
; Mastership Enable
M_BRE EQU 13
; Refresh Enable
M_BSTR EQU 14
; Software Triggered Refresh
M_BRF EQU $7F8000
; Refresh Rate Bits Mask (BRF0-BRF7)
M_BRP EQU 23
; Refresh prescaler
;
Address Attribute Registers
M_BAT EQU $3
; Ext. Access Type and Pin Def. Bits Mask (BAT0-BAT1)
M_BAAP EQU 2
; Address Attribute Pin Polarity
M_BPEN EQU 3
; Program Space Enable
M_BXEN EQU 4
; X Data Space Enable
M_BYEN EQU 5
; Y Data Space Enable
M_BAM EQU 6
; Address Muxing
M_BPAC EQU 7
; Packing Enable
M_BNC EQU $F00
; Number of Address Bits to Compare Mask (BNC0-BNC3)
M_BAC EQU $FFF000
; Address to Compare Bits Mask (BAC0-BAC11)
;
control and status bits in SR
M_CP EQU $c00000
; mask for CORE-DMA priority bits in SR
M_CA EQU 0
; Carry
M_V EQU 1
; Overflow