Schematic Diagram for Monitor Debugging
AVcc
SIN0 / SIN1 [Note 1]
AVss
AVR
9
8
7
6
5
4
3
2
1
2
6
14
7
13
8
V+
V-
T1OUT
T2OUT
R1IN
R2IN
C1+
C1-
C2+
C2-
T1IN
T2IN
R1OUT
R2OUT
1
3
4
5
11
10
12
9
1uF
+
1uF
+
5 V
JP1 JP2
MD0 MD2
0.1 uF
33 pF
4MHz
5 V
5 V
0 V
5 V
0 V
33 pF
Connected to PC’s RS232
(Female Connector)
RST
switch
Normal
Operation/
Debugging
Load
Monitor
Debugger
MD0 5V 0V
MD2 0V 5V
1uF
+
1uF
+
JP3 JP4
P00/P80 P01/P81
0 V
Normal
Operation/
Debugging
Load
Monitor
Debugger
P00/P80 Don’t care 0V
P01/P81 Don’t care 0V
0 V
5 V
16
15
0 V
[Note 3] HST
MD0
MD2
MD1
5 V
C pin
0 V
[Note 4] X0
[Note 4] X1
P00 / P80 [Note 2]
P01/ P81 [Note 2]
5 V
0 V
RST
5 V
47K
100 nF
0 V
[Note 1] Target Device Serial Interface pins
MB90495 UART1 ( SIN1 and SOT1 )
MB90540/545 UART1 ( SIN1 and SOT1 )
MB90550 UART0 ( SIN0 and SOT0 )
MB90560 UART1 ( SIN1 and SOT1 )
MB90570 UART0 ( SIN0 and SOT0 )
MB90590 UART0 ( SIN0 and SOT0 )
MB90595 UART1 ( SIN1 and SOT1 )
[Note 2] Target Device Port Setting pins
MB90495 P00 / P01
MB90540/545 P00 / P01
MB90550 P00 / P01
MB90560 P00 / P01
MB90570 P00 / P01
MB90590 P00 / P01
MB90595 P00 / P01
[Note 3] Target Device HST pin
MB90495 Not Applicable
MB90540/545 Applicable
MB90550 Applicable
MB90560 Not Applicable
MB90570 Applicable
MB90590 Applicable
MB90595 Applicable
[Note 4] Target Device Clock pins
MB90495 Dual Clock ( X0 and X1 + X0A and X1A )
MB90540/545 Dual Clock ( X0 and X1 + X0A and X1A )
MB90550 Single Clock ( X0 and X1 only )
MB90560 Single Clock ( X0 and X1 only )
MB90570 Dual Clock ( X0 and X1 + X0A and X1A )
MB90590 Single Clock ( X0 and X1 only )
MB90595 Single Clock ( X0 and X1 only )
33 pF
32.768kHz
33 pF
[Note 4] X0A
[Note 4] X1A
0 V
MAX232
SOT0 / SOT1 [Note 1]
F
2
MC-16LX series MCU
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