Motorola MC68302 User Manual page 45

2-18
Table 2-8;.Parameter
RAM
(Sheet 2 of 2)
Address Width Block Description
Base+600 4 Word SCC3 Rx BOO
Base+608 4Word SCC3 Rx BD 1
Base+610 4Word SCC3 Rx BD 2
Base+618 4Word SCC3
Rx BD 3
Base+620 4Word SCC3
Rx BD 4
Base+628 4 Word SCC3 Rx BD 5
Base+630 4Word SCC3 Rx BD 6
Base+638 4 Word SCC3
Rx BD 7
Base+640 4 Word SCC3 Tx BD 0
Base+648 4 Word SCC3
Tx BD 1
Base+650
4 Word
SCC3
Tx BD 2
Base+658 4 Word SCC3 Tx BD 3
Base+660 3 Word SMC Reserved
Base+666 Word SMC1
Rx BD
Base+668 Word SMC1 Tx BD
Base+66A Word SMC2 Rx BD
Base+66C Word SMC2 Tx BD
Base+66E 6Word
SMC1-SMC2 Internal Use
Base+67A Word
SCP
Rx/Tx BD
Base+67C Word SCC1-SCC3 BERR Channel Number
Base+67E Word SMC2
Revision Number
Base+680 SCC3 Specific Protocol Parameters
.
. .
Base+6BF SCC3
Base+6CO
Reserved
. .
.
Base+7FF
NOTE: Tx BD 4, 5, 6, and 7 are not available to SCC3.
In addition to the internal dual-port RAM, there are a number of internal
registers to support the functions of the various M68000 core peripherals.
The internal registers (see Table 2-9) are memory-mapped registers offset
from the BAR pointer and are located on the internal M68000 bus.
MC68302 USER'S MANUAL
MOTOROLA