Motorola MVME1X7P manual Channel Command and Status Registers, Interrupt Registers

Memory Maps

Table 1-9. Cirrus Logic CD2401 Serial Port Memory Map (Continued)

Base Address = $FFF45000

Register Description	Register	Offsets	Size	Access
	Name
Bit Rate and Clock Option Registers
Receive Frame Address Register1	RFAR1	1F	B	R/W Sync
Receive Frame Address Register2	RFAR2	1E	B	R/W Sync
Receive Frame Address Register3	RFAR3	1D	B	R/W Sync
Receive Frame Address Register4	RFAR4	1C	B	R/W Sync
CRC Polynomial Select Register	CPSR	D6	B	R/W Sync
Receive Baud Rate Period Register	RBPR	CB	B	R/W
Receive Clock Option Register	RCOR	C8	B	R/W
Transmit Baud Rate Period Register	TBPR	C3	B	R/W
Transmit Clock Option Register	TCOR	C0	B	R/W
Channel Command and Status Registers
Channel Command Register	CCR	13	B	R/W
Special Transmit Command Register	STCR	12	B	R/W
Channel Status Register	CSR	1A	B	R
Modem Signal Value Registers	MSVR-	DE	B	R/W
	RTS
	MSVR-	DF	B	R/W
	DTR
Interrupt Registers
Local Interrupt Vector Register	LIVR	09	B	R/W
Interrupt Enable Register	IER	11	B	R/W
Local Interrupting Channel Register	LICR	26	B	R/W
Stack Register	STK	E2	B	R
Receive Interrupt Registers
Receive Priority Interrupt Level Register	RPILR	E1	B	R/W
Receive Interrupt Register	RIR	ED	B	R
Receive Interrupt Status Register	RISR	88	W	R/W
			(NOTE)

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