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Serial Communications Interface (SCI) Equates
A.4
Serial Communications Interface (SCI) Equates
; EQUATES for Serial Communications Interface (SCI)
;
;------------------------------------------------------------------------
;
Register Addresses
M_STXH
EQU
$FFFF97
M_STXM
EQU
$FFFF96
M_STXL
EQU
$FFFF95
M_SRXH
EQU
$FFFF9A
M_SRXM
EQU
$FFFF99
M_SRXL
EQU
$FFFF98
M_STXA
EQU
$FFFF94
M_SCR
EQU
$FFFF9C
M_SSR
EQU
$FFFF93
M_SCCR
EQU
$FFFF9B
;
SCI Control Register Bit Flags
M_WDS
EQU
$7
M_WDS0
EQU
0
M_WDS1
EQU
1
M_WDS2
EQU
2
M_SSFTD EQU
3
M_SBK
EQU
4
M_WAKE
EQU
5
M_RWU
EQU
6
M_WOMS
EQU
7
M_SCRE
EQU
8
M_SCTE
EQU
9
M_ILIE
EQU
10
M_SCRIE EQU
11
M_SCTIE EQU
12
M_TMIE
EQU
13
M_TIR
EQU
14
M_SCKP
EQU
15
M_REIE
EQU
16
;
SCI Status Register Bit Flags
M_TRNE
EQU
0
M_TDRE
EQU
1
M_RDRF
EQU
2
M_IDLE
EQU
3
M_OR
EQU
4
M_PE
EQU
5
M_FE
EQU
6
M_R8
EQU
7
;
SCI Clock Control Register
M_CD
EQU
$FFF
M_COD
EQU
12
M_SCP
EQU
13
M_RCM
EQU
14
A-10
; SCI Transmit Data Register (high)
; SCI Transmit Data Register (middle)
; SCI Transmit Data Register (low)
; SCI Receive Data Register (high)
; SCI Receive Data Register (middle)
; SCI Receive Data Register (low)
; SCI Transmit Address Register
; SCI Control Register
; SCI Status Register
; SCI Clock Control Register
; Word Select Mask (WDS0-WDS3)
; Word Select 0
; Word Select 1
; Word Select 2
; SCI Shift Direction
; Send Break
; Wakeup Mode Select
; Receiver Wakeup Enable
; Wired-OR Mode Select
; SCI Receiver Enable
; SCI Transmitter Enable
; Idle Line Interrupt Enable
; SCI Receive Interrupt Enable
; SCI Transmit Interrupt Enable
; Timer Interrupt Enable
; Timer Interrupt Rate
; SCI Clock Polarity
; SCI Error Interrupt Enable (REIE)
; Transmitter Empty
; Transmit Data Register Empty
; Receive Data Register Full
; Idle Line Flag
; Overrun Error Flag
; Parity Error
; Framing Error Flag
; Received Bit 8 (R8) Address
; Clock Divider Mask (CD0-CD11)
; Clock Out Divider
; Clock Prescaler
; Receive Clock Mode Source Bit
DSP56303 User's Manual
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