s908ey16g2vfar Freescale Semiconductor, Inc, s908ey16g2vfar Datasheet - Page 242

• Manufacturer Part Number: s908ey16g2vfar
• Description: M68hc08 Microcontrollers Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

Development Support
242
2
3
5
2
3
5
1 μF
1 μF
1 μF
1 μF
DB9
DB9
+
+
+
+
7
8
7
8
1
3
4
5
1
3
4
5
C1+
C1–
C2+
C2–
C1+
C1–
C2+
C2–
MAX232
MAX232
GND
GND
V
V
V+
V–
V+
V–
CC
CC
Figure 19-10. Forced Monitor Mode (V
MC68HC908EY16A • MC68HC908EY8A Data Sheet, Rev. 1
16
15
2
10
16
15
2
10
6
6
9
9
Figure 19-9. Normal Monitor Mode Circuit
V
V
DD
DD
+
+
+
+
1 μF
1 μF
1 μF
1 μF
2
2
74HC125
74HC125
1
1
+
+
3
3
1 μF
1 μF
74HC125
74HC125
6
6
4
4
5
5
V
V
DD
DD
9.8304-MHz CLOCK
9.8304-MHz CLOCK
10 kΩ
10 kΩ
1 kΩ
9.1 V
N.C.
N.C.
N.C.
IRQ
= V
RST
OSC1
IRQ
PTA0
RST
OSC1
IRQ
PTA0
DD
)
MC68HC908EY16A/8A
MC68HC908EY16A/8A
Freescale Semiconductor
PTB4
PTB3
PTA1
PTB4
PTB3
PTA1
V
V
V
V
V
V
V
V
DDA
DDA
SSA
SSA
DD
DD
SS
SS
10 k
10 k
10 k
10 k
V
V
DD
DD
N.C.
N.C.
0.1 μF
0.1 μF
V
DD