參數(shù)資料
型號: M37641M8-XXXFP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 24 MHz, MICROCONTROLLER, PQFP80
封裝: 14 X 20 MM, 0.80 MM PITCH, PLASTIC, QFP-80
文件頁數(shù): 46/136頁
文件大小: 1672K
代理商: M37641M8-XXXFP
17
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
7641 Group
Fig. 13 Port block diagram (2)
S0
S1
A0
A1
S0
S1
S1
S0
SOF signal
(7) Port P51
Data bus
Direction
register
Port latch
TOUT output control bit
Timer 1, 2 output
IBF0 output enable bit
Data bus
Direction
register
Port latch
IBF0 output
(9) Port P53
(11) Port P6
Write to Master CPU bus interface
Read from Master CPU bus interface
Data bus
Direction
register
Port latch
DBBOUT0
DBBS0
DBBOUT1
DBBS1
DBBIN0
DBBIN1
(8) Port P52
Data bus
Direction
register
Port latch
OBF0 output
(10) Ports P54 to P57
Data bus
Direction
register
Port latch
Master CPU bus
interface enable bit
Master CPU bus
functions input
(12) Port P70
Data bus
Direction
register
Port latch
USB SOF port select bit
:
Ports P54 to P57 functions
Pin name
P54
P55
P56
P57
Functions
S0
A0
R(E)
W(R/W)
Read from Master CPU bus
interface
Write to Master CPU
bus interface
OBF0 output enable bit
XCOUT output
XCOUT oscillation drive disable bit
Sub-clock (XCIN-XCOUT) stop bit
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