參數(shù)資料
型號(hào): UPD789122UC-XXX-5A4
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, MICROCONTROLLER, PDSO30
封裝: 0.300 INCH, SHRINK, PLASTIC, SOP-30
文件頁(yè)數(shù): 2/54頁(yè)
文件大小: 481K
代理商: UPD789122UC-XXX-5A4
Data Sheet U13025EJ2V0DS00
8
PD789121, 789122, 789124, 789131, 789132, 789134
2. BLOCK DIAGRAM
78K/0S
CPU CORE
ROM
RAM
VDD
VSS
IC0
TI80/INTP2/P25
8-BIT TIMER
EVENT/COUNTER 80
TO80/TO20
/INTP1/P24
P00 to P03
PORT 0
P10, P11
PORT 1
P20 to P25
PORT 2
P50 to P53
PORT 5
P60 to P63
PORT 6
SYSTEM
CONTROL
TO20/TO80
/INTP1/P24
CPT20/INTP0
/SS20/P23
16-BIT TIMER 20
WATCHDOG TIMER
SERIAL
INTERFACE 20
SCK20/ASCK20
/P20
SI20/RxD20/P22
SO20/TxD20/P21
SS20/INTP0
/CPT20/P23
A/D CONVERTER
ANI0/P60 to
ANI3/P63
AVDD
AVSS
RESET
CL1
CL2
INTERRUPT
CONTROL
INTP0/CPT20
/P23/SS20
INTP1/TO80
/TO20/P24
INTP2/TI80/P25
Remark
The internal ROM capacity varies depending on the product.
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