MC68000 MOTOROLA [Motorola, Inc], MC68000 Datasheet - Page 438

• Manufacturer Part Number: MC68000
• Manufacturer: MOTOROLA [Motorola, Inc]

SCC Programming Reference
E-16
Initialized
Initialized
Initialized
by User
by User
by User
NOTE: The offset is from the MC68302 base address + ($400 for SCC1, $500 for SCC2, or $600 for SCC3).
NOTE: The offset is from the MC68302 base address + ($880 for SCC1, $890 for SCC2, or $8A0 for SCC3).
NOTE: The offset is from the MC68302 base address.
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
General Parameter and UART Protocol-Specific RAM for SCCx
Offset
Offset
Offset
Hex
Hex
Hex
8B2
8B4
860
8A
8C
8E
9A
9C
9E
A0
80
82
84
86
88
90
92
94
96
98
0C
00
02
04
06
08
0A
0E
Table E-1 (b). UART Programming Model (Continued)
Temporary Receive IDLE Counter
Reserved
SCC Configuration Register (SCON)
SCC Mode Register (SCM)
SCC Data Synchronization Register (DSR)
Event Register (SCCE)
Mask Register (SCCM)
Status Register (SCCS)
Reserved
Command Register (CR)
Serial Interface Mask Register (SIMASK)
Serial Interface Mask Register (SIMODE)
Table E-1 (d). General Registers (Only One Set)
Rx Internal Data Pointer (High Word)
Tx Internal Data Pointer (High Word)
Rx Internal Data Pointer (Low Word)
TX Internal Data Pointer (Low Word)
Reserved
Reserved
Maximum IDLE Characters
RFCR
Break Counter Register
Rx Internal Byte Count
Tx Internal Byte Count
Rx Internal State
Tx Internal State
Table E-1 (c). SCCx Register Set
Rx Temp
Tx Temp
MRBLR
Name
Rx Internal Buffer
MC68360 USER’S MANUAL
Tx Internal Buffer
TFCR
No.
No.
Initialized by
User
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Name
Name
Reserved
Reserved
Reserved
Reserved
Offset
Hex
AA
AC
AE
BA
BC
BE
A2
A4
A6
A8
B0
B2
B4
B6
B8
Receive Control Character Reg-
Receive Framing Error Counter
Receive Parity Error Counter
UART Address Character 1
UART Address Character 2
Receive Break Condition
Receive Noise Counter
Control Character 1
Control Character 2
Control Character 3
Control Character 4
Control Character 5
Control Character 6
Control Character 7
Control Character 8
Counter
Name
ister
MOTOROLA