參數(shù)資料
型號： MB90F423GBPF
元件分類： 微控制器/微處理器
英文描述： 16-BIT, FLASH, 16 MHz, MICROCONTROLLER, PQFP100
封裝： PLASTIC, QFP-100
文件頁數(shù)： 47/85頁
文件大?。?/td> 877K
代理商： MB90F423GBPF
MB90420G/425G Series
51
(2) Block diagram
Control bus
Machine clock
16-bit
reload timer
P02/SCK0
<P05/SCK1>
Pins
MD1
MD0
CS2
CS1
CS0
SCKE
SOE
PEN
P
SBL
CL
A/D
REC
RXE
TXE
PE
ORE
FRE
RDRF
TDRE
BOS
RIE
TIE
SIDR0/1
P01/SOT0
<P04/SOT1>
#39 (27H) *
<#37 (25H) *>
#40 (28H) *
<#38 (26H) *>
P00/SIN0
<P03/SIN1>
SODR0/1
Clock
selector
Sending clock
Receiving
interrupt signals
Sending
interrupt signals
Receiving
clock
Receiving
control
circuit
Sending
control
circuit
Start bit
detection circuit
Sending start
circuit
Receiving bit
counter
Sending bit
counter
Receiving parity
counter
Sending parity
counter
Pin
Pins
Receiving
shift register
Sending
shift register
Rece-
iving
end
Sending start
Receiving status
judging circuit
EI2OS receiving error
generator circuit (to CPU)
Internal data bus
SMR0/1
register
SCR0/1
register
SSR0/1
register
*: Interrupt number
Exclusive baud
rate generator
Communication
prescaler
Control register
(CDCR)
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