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ST72511R bảng dữ liệu(PDF) 16 Page - STMicroelectronics

tên linh kiện ST72511R
Giải thích chi tiết về linh kiện  8-BIT MCU WITH NESTED INTERRUPTS, EEPROM, ADC, 16-BIT TIMERS, 8-BIT PWM ART, SPI, SCI, CAN INTERFACES
PDF  164 Pages
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nhà sản xuất  STMICROELECTRONICS [STMicroelectronics]
Trang chủ  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST72511R bảng dữ liệu(HTML) 16 Page - STMicroelectronics

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3 DATA EEPROM
3.1 INTRODUCTION
The Electrically Erasable Programmable Read
Only Memory can be used as a non volatile back-
up for storing data. Using the EEPROM requires a
basic access protocol described in this chapter.
3.2 MAIN FEATURES
s
Up to 16 Bytes programmed in the same cycle
s
EEPROM mono-voltage (charge pump)
s
Chained erase and programming cycles
s
Internal control of the global programming cycle
duration
s
End of programming cycle interrupt flag
s
WAIT mode management
Figure 4. EEPROM Block Diagram
EECSR
EEPROM INTERRUPT
FALLING
EDGE
HIGH VOLTAGE
PUMP
IE
LAT
0
00
00
PGM
EEPROM
RESERVED
DETECTOR
EEPROM
MEMORY MATRIX
(1 ROW = 16 x 8 BITS)
ADDRESS
DECODER
DATA
MULTIPLEXER
16 x 8 BITS
DATA LATCHES
ROW
DECODER
DATA BUS
4
4
4
128
128
ADDRESS BUS



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