MC908AZ60ACFUER Datasheet, PDF (154/414 Pages) Freescale Semiconductor, Inc – To provide the most up-to-date information, the revision of our documents on the World Wide Web will be the most current. Your printed copy may be an earlier revision. To verify you have the latest information available, refer to:

Monitor ROM (MON)
V_DD
10 kΩ
0.1 μF
68HC08
RST
V_HI
1 KΩ
IRQ
9.1V
1
+
10 μF
3
4
10 μF
+2
MC145407
20
+
10 μF
18
20 pF
17
+
10 μF
V_DD
19
0.022 μF
X1
4.9152 MHz
*
10 MΩ
20 pF
V_DDA
0.1 μF
DB-25
2
5
16
3
6
15
7
0.1 μF
V_DD
V_DD
1
14
MC74HC125
2
3
6
5
V_DD
10 kΩ
4
7
NOTE: Position A — Bus clock = CGMXCLK ÷ 4 or CGMVCLK ÷ 4
Position B — Bus clock = CGMXCLK ÷ 2
* = Refer to Table 14-9 and Table 14-10 for correct value.
V_DD
10 kΩ
A
(SEE
NOTE.) ^B
V_DD
10 kΩ
Figure 14-1. Monitor Mode Circuit
CGMXFC
OSC1
OSC2
V_DDA/V_DDAREF
V_SSA
V_SS
V_DD
PTA0
PTC3
PTC0
PTC1
MC68HC908AZ60A • MC68HC908AS60A • MC68HC908AS60E Data Sheet, Rev. 6
154
Freescale Semiconductor