MC68306 Motorola, MC68306 Datasheet - Page 171

• Manufacturer Part Number: MC68306
• Description: Integrated EC000 Processor
• Manufacturer: Motorola

MOTOROLA
ASYNCHRONOUS
NOTES:
1. Setup time (#47) for asynchronous inputs (HALT, RESET, BR, BGACK, DTACK, BERR, IRQx) guarantees
2. BR need fall at this time only to ensure being recognized at the end of the bus cycle.
HALT / RESET
their recognition at the next falling edge of the clock.
BERR / BR
LDS / UDS
(NOTE 2)
(NOTE 1)
FC2–FC0
DATA IN
CLKOUT
INPUTS
DTACK
A23–A1
R/W
OE
AS
13
Figure 8-3. Read Cycle Timing Diagram
S0
15
S1
8
6A
32
11A
MC68306 USER'S MANUAL
47
11
S2
9
6
S3
9A
48
56
S4
47
14
S5
32
31
27
47
47
47
S6
S7
12
30
28
29A
29
12A
8- 7