
MB90540/545 Series
10
75
P96
D
General I/O port. This function is enabled when CAN1 disables out-
put.
TX1
TX Output pin for CAN1. This function is enabled when CAN1 en-
ables output (only MB90540 series).
76
P97
D
General I/O port. This function is always enabled.
RX1
RX input pin for CAN1 Interface. When the CAN function is used,
output from the other functions must be stopped (only MB90540 se-
ries).
78
PA0
D
General I/O port. This function is always enabled.
34
AVCC
Power supply
Power supply for the A/D Converter. This power supply must be
turned on or off while a voltage higher than or equal to AVcc is ap-
plied to Vcc.
37
AVSS
Power supply Dedicated ground pin for the A/D Converter
35
AVR+
Power supply
Reference voltage input for the A/D Converter. This power supply
must be turned on or off while a voltage higher than or equal to
AVR+ is applied to AVcc.
36
AVR-
Power supply Lower reference voltage input for the A/D Converter
49
50
MD0
MD1
C
Input pins for specifying the operating mode. The pins must be di-
rectly connected to Vcc or Vss.
51
MD2
F
Input pin for specifying the operating mode. The pin must be directly
connected to Vcc or Vss.
27
C
This is the power supply stabilization capacitor pin. It should be con-
nected externally to an 0.1
F ceramic capacitor.
23; 84
VCC
Power supply Power supply for digital circuits
11; 42
81
VSS
Power supply Ground for digital circuits
No.
Pin name
Circuit type
Function