mc68hc08qa24 Freescale Semiconductor, Inc, mc68hc08qa24 Datasheet - Page 167

• Manufacturer Part Number: mc68hc08qa24
• Description: M68hc08 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

MC68HC08QA24
Freescale Semiconductor
Note: Position A — Bus clock = CGMXCLK ÷ 4 or CGMVCLK ÷ 4
DB-25
10 µF
10 µF
2
3
7
Position B — Bus clock = CGMXCLK ÷ 2
+
+
1
3
4
2
5
6
MC145407
Figure 13-1. Monitor Mode Circuit
20
18
17
19
16
15
Monitor ROM (MON)
+
+
10 µF
10 µF
V
1
2
6
4
7
DD
MC74HC125
20 pF
20 pF
4.9152 MHz
14
3
5
10 kΩ
(SEE
NOTE.)
V
V
DD
DD
A
X1
B
0.022 µF
0.1 µF
0.1 µF
10 MΩ
V
10 kΩ
10 kΩ
10 kΩ
10 kΩ
DD
V
DDA
V
V
V
V
DD
DD
DD
HI
Monitor ROM (MON)
PTC0
PTC1
RST
IRQ
V
CGMXFC
OSC1
OSC2
V
V
PTA0
PTC3
68HC08
DDA
SS
DD
Technical Data
/V
DDAREF
165