MC68HC12 Datasheet, PDF (436/478 Pages) Motorola, Inc – The MC68HC912DT128A microcontroller unit (MCU) is a 16-bit device composed of standard on-chip peripherals including a 16-bit central processing unit

Electrical Specifications
ECLK
1
2
3
16
17
18
R/W
LSTRB
(W/O TAG ENABLED)
READ
ADDRESS/DATA
MULTIPLEXED
19
5
10
WRITE
20
21
7
ADDRESS
ADDRESS
23
22
8
9
13
11
12
DATA
15
14
DATA
DBE
NOTE: Measurement points shown are 20% and 70% of V_DD
24
25
26
Figure 21-8. Multiplexed Expansion Bus Timing Diagram
Technical Data
436
Electrical Specifications
MC68HC912DT128A — Rev 4.0
MOTOROLA