mc68hc908qf4 Freescale Semiconductor, Inc, mc68hc908qf4 Datasheet - Page 165

• Manufacturer Part Number: mc68hc908qf4
• Description: M68hc08 Microcontrollers Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

MC68HC908QF4 — Rev. 1.0
MOTOROLA
2
3
5
2
3
5
1 µF
1 µF
1 µF
1 µF
DB9
DB9
+
+
+
+
7
8
1
3
4
5
1
3
4
5
7
8
C1+
C1–
C2+
C2–
C1+
C1–
C2+
C2–
Figure 16-11. Monitor Mode Circuit (External Clock, with High Voltage)
Figure 16-12. Monitor Mode Circuit (External Clock, No High Voltage)
MAX232
MAX232
V+
V–
V+
V–
16
15
2
10
6
1 µF
16
15
2
10
9
6
1 µF
9
Freescale Semiconductor, Inc.
V
For More Information On This Product,
DD
V
+
+
DD
+
+
1 µF
2
2
1 µF
74HC125
74HC125
1
1
Go to: www.freescale.com
+
3
3
1 µF
+
Development Support
74HC125
1 µF
74HC125
6
6
4
4
10 kΩ
10 kΩ
5
5
V
V
DD
V
DD
9.8304 MHz CLOCK
TST
10 kΩ
9.8304 MHz CLOCK
9.1 V
1 kΩ
10 kΩ
*
V
* Value not critical
DD
*
N.C.
RST (PTA3)
OSC1 (PTA5)
IRQ (PTA2)
PTA0
RST (PTA3)
OSC1 (PTA5)
IRQ (PTA2)
PTA0
Monitor Module (MON)
Development Support
PTA1
PTA4
V
V
DD
SS
PTA1
PTA4
V
V
* Value not critical
DD
SS
10 kΩ
10 kΩ
V
DD
Data Sheet
V
N.C.
0.1 µF
*
N.C.
DD
*
0.1 µF
V
DD
165