MC68HC08AZ32A Datasheet, PDF (157/456 Pages) Motorola, Inc – HCMOS Microcontroller Unit

Freescale Semiconductor, Inc.
Monitor ROM (MON)
Functional description
V_DD
10 kΩ
0.1 µF
68HC08
RST
V_HI
1 KΩ
IRQ
9.1V
V_DDA
1
+
10 µF
3
4
10 µF
+2
MC145407
20
+
10 µF
18
17
+
10 µF
19
20 pF
X1
4.9152 MHz
20 pF
0.1 µF
10 MΩ
DB-25
2
5
16
3
6
15
7
V_DD
0.1 µF
V_DD
1
14
MC68HC125
2
3
6
5
4
V_DD
7
NOTE: Position A — Bus clock = CGMXCLK ÷ 4 or CGMVCLK ÷ 4
Position B — Bus clock = CGMXCLK ÷ 2
10 kΩ
A
(See
NOTE.) ^B
V_DD
10 kΩ
V_DD
10 kΩ
Figure 11-1. Monitor Mode Circuit
V_DDA
CGMXFC
OSC1
OSC2
V_SSA
V_SS
V_DD
PTA0
PTC3
PTC0
PTC1
MC68HC08AZ32A — Rev 1.0
MOTOROLA
Monitor ROM (MON)
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Technical Data
157