MC68HC908GT16 Datasheet, PDF (211/412 Pages) Motorola, Inc – Microcontrollers

Monitor ROM (MON)
Functional Description
RST
0.1 µF
1 µF
1 µF
DB9
2
3
MAX232
4 _C1+
+
5 _C1–
4 _C2+
+
5 _C2–
7
8
N.C.
V_DD
16
N.C.
0.1 µF
15
V_TST
V+ ²
+
V– ⁶
2 kΩ
V_DD
1 µF
+
10 kΩ
74HC125
10
6
5
74HC125
9
2
3
4
5
1
OSC2
OSC1
IRQ
PTA0
Figure 15-1. Forced Monitor Mode (Low)
RST
0.1 µF
1 µF
1 µF
DB9
2
3
MAX232
4 _C1+
+
5 _C1–
4 _C2+
+
5 _C2–
7
8
V_DD
16
N.C.
OSC2
15
V+ ²
V– ⁶
1 µF
10
9
0.1 µF
V_TST
+
9.8304 MHz CLOCK
OSC1
N.C.
IRQ
V_DD
+
10 kΩ
74HC125
6
5
74HC125
2
3
4
PTA0
5
1
Figure 15-2. Forced Monitor Mode (High)
MC68HC908GT16 • MC68HC908GT8 — Rev. 2
MOTOROLA
Monitor ROM (MON)
V_DDA
V_DD
0.1 µF
PTC0
N.C.
PTC3
N.C.
PTC1
N.C.
V_SS
V_SSA
V_DDA
V_DD
0.1 µF
PTC0
N.C.
PTC3
N.C.
PTC1
N.C.
V_SS
V_SSA
Technical Data
211