参数资料
型号: M37534E8FP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, OTPROM, 6 MHz, MICROCONTROLLER, PDSO36
封装: 0.450 INCH, PLASTIC, SSOP-36
文件页数: 6/53页
文件大小: 680K
代理商: M37534E8FP
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
7534 Group
MITSUBISHI MICROCOMPUTERS
14
Fig. 14 Block diagram of ports (1)
Data bus
+
-
(1) Port P0
Data bus
Direction
register
Port latch
Pull-up control
To key input interrupt
generating circuit
Data bus
Direction
register
Port latch
Serial I/O1 mode selection bit (b7)
Serial I/O1 mode selection bit (b6)
Receive enable bit
Serial I/O1 mode selection bit (b7)
Serial I/O1 mode selection bit (b6)
P10,P12,P13 input
level selection bit
D- input
D- output
Serial I/O1 input
USB output enable
(internal signal)
USB differential input
D+ input
D+ output
Serial I/O1 output
USB output enable
(internal signal)
Direction
register
Port latch
(3) Port P11
P-channel output disable bit
(2) Port P10
(4) Port P12
(5) Port P13
Data bus
Direction
register
P10,P12,P13 input
level selection bit
SCLK pin selection bit
Port latch
Serial I/O2 clock output
Serial I/O2 clock input
Serial I/O2 clock output
Serial I/O2 clock input
P10,P12,P13 input
level selection bit
Data bus
Direction
register
Signals during the
SDATA output action
Port latch
SDATA pin selection bit
SDATA pin
selection bit
: P10, P12, P13, P36, P37 input levels are switched to the CMOS/TTL level by the port P1P3 control register.
Serial I/O1 mode selection bit (b7)
Serial I/O1 mode selection bit (b6)
Serial I/O1 mode selection bit (b7)
Serial I/O1 mode selection bit (b6)
Transmit enable bit
When the TTL level is selected, there is no hysteresis characteristics.
*
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