M68HC128 Datasheet, PDF (60/362 Pages) Motorola, Inc – Microcontrollers

Register Block
Freescale Semiconductor, Inc.
Addr.
Register Name
Bit 7
6
5
4
3
2
1
msCAN12 Port CAN Data Register ^Read:
$013E
(PORTCAN)⁽³⁾ Write:
See page 299. _Reset:
PCAN7
PCAN6
PCAN5
PCAN4 PCAN2
Unaffected by reset
PCAN2
TxCAN
$013F
msCAN12 Port CAN Data Direction
Register (DDRCAN)⁽³⁾
Read:
DDRCAN7
Write:
DDRCAN6
DDRCAN5
DDRCAN4
DDRCAN3
DDRCAN2
0
See page 300. _{Reset: 0}
0
0
0
0
0
0
$0140
↓
$014F
RECEIVE BUFFER (RxFG)⁽³⁾ — SEE 16.3.2 Receive Structures
Bit 0
RxCAN
0
0
$0150
↓
$015F
TRANSMIT BUFFER 0 (Tx0)⁽³⁾ — SEE 16.3.3 Transmit Structures
$0160
↓
$016F
TRANSMIT BUFFER 1 (TX1)⁽³⁾ — SEE 16.3.3 Transmit Structures
$0170
↓
$017F
TRANSMIT BUFFER 2 (Tx2)⁽³⁾ — SEE 16.3.3 Transmit Structures
= Unimplemented
Notes:
1. Available only on MC68HC912B32 and MC68HC912BC32 devices.
2. Available only on MC68HC912B32 and MC68HC12BE32 devices.
3. Available only on MC68HC(9)12BC32 devices.
R = Reserved
Figure 2-1. Register Map (Sheet 19 of 19)
U = Unaffected
Data Sheet
60
Register Block
For More Information On This Product,
Go to: www.freescale.com
M68HC12B Family — Rev. 9.0
MOTOROLA