參數(shù)資料
型號: M38279EFFP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, OTPROM, 4 MHz, MICROCONTROLLER, PQFP100
封裝: 14 X 20 MM, 0.65 MM PITCH, PLASTIC, QFP-100
文件頁數(shù): 9/70頁
文件大?。?/td> 1112K
代理商: M38279EFFP
17
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
3827 Group
Fig. 13 Port block diagram (4)
(18) Port P61
(19) Port P62
(20) Port P63
Data bus
Serial I/O2 output
Port latch
Serial I/O2 transmit completion signal
Synchronous clock selection bit
Serial I/O2 port selection bit
Direction register
Pull-up control
Analog input pin selection bit
A-D conversion input
P61/SOUT2 P-channel output disable bit
(21) COM0–COM3
(22) SEG0–SEG17
VL3
VL2
VL1
VSS
VL2/VL3
VL1/VSS
The gate input signal of each
transistor is controlled by the
LCD duty ratio and the bias
value.
The voltage applied to the sources of
P-channel and N-channel transistors
is the controlled voltage by the bias
value.
(23) Port P70
Data bus
Port latch
Direction register
INT0 input
Synchronous clock selection bit
Data bus
Serial I/O2 clock output
Serial I/O2 clock input
Port latch
Direction register
Data bus
Port latch
Direction register
Synchronous clock selection bit
Serial I/O2 port selection bit
Synchronous clock output pin selection bit
Pull-up control
Synchronous clock output pin
selection bit
Serial I/O2 port selection bit
Pull-up control
Analog input pin selection bit
A-D conversion input
Serial I/O2 clock output
Analog input pin selection bit
A-D conversion input
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