參數(shù)資料
型號: MB89863PFM-XXX
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, MICROCONTROLLER, PQFP48
封裝: PLASTIC, QFP-48
文件頁數(shù): 36/40頁
文件大?。?/td> 198K
代理商: MB89863PFM-XXX
5
MB89863
s PIN DESCRIPTION
(Continued)
Pin no.
Pin name
Circuit
type
Function
QFP48
5
X0
A
Crystal oscillator pins (max. 8 MHz)
6
X1
3
MOD0
B
4
MOD1
2
RST
C
Reset I/O pin.
This port is a hysteresis input type. The internal circuit initialized by
the input of “L”. This pin is with a pull-up resistor.
22 to 29
P07 to P00
D
General-purpose I/O ports
30 to 36
P27 to P21
F
General-purpose output ports
21
P30/SCK
E
General-purpose I/O port
Also serves as the I/O for the UART.
This port is a hysteresis input type.
20
P31/SO
E
General-purpose I/O port
Also serves as the data output for the UART.
This port is a hysteresis input type.
18
P32/SI
E
General-purpose I/O port
Also serves as the data input for the UART.
This port is a hysteresis input type.
17
P36/PTO1
E
General-purpose I/O port
Also serves as the pulse output for the 8-bit PWM 1.
This port is a hysteresis input type.
16
P37/PTO2
E
General-purpose I/O port
Also serves as the pulse output for the 8-bit PWM 2.
This port is a hysteresis input type.
15
P40/RTO0
E
General-purpose I/O port
Also serves as the pulse output for the timer unit.
This port is a hysteresis input type.
14
P41/RTO1/U
E
General-purpose I/O port
Also serves as the pulse output or non-overlap 3-phase waveform
output for the timer unit.
This port is a hysteresis input type.
13
P42/RTO2/V
E
General-purpose I/O port
Also serves as the pulse output or non-overlap 3-phase waveform
output for the timer unit.
This port is a hysteresis input type.
12
P43/RTO3/W
E
General-purpose I/O port
Also serves as the pulse output or non-overlap 3-phase waveform
output for the timer unit.
This port is a hysteresis input type.
11
P44/X
E
General-purpose I/O port
Also serves as the non-overlap 3-phase waveform output.
This port is a hysteresis input type.
Operating mode selection pins
Connect directly to VSS.
These pins are with a pull-down resistor.
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