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ST7LITEUS2 Folha de dados(PDF) 2 Page - STMicroelectronics

Nome de Peças ST7LITEUS2
Descrição Electrónicos  Interrupt management
Download  136 Pages
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Fabricante Electrônico  STMICROELECTRONICS [STMicroelectronics]
Página de início  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST7LITEUS2 Folha de dados(HTML) 2 Page - STMicroelectronics

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Contents
ST7LITEUS2, ST7LITEUS5
2/136
Contents
1
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
2
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
3
Register and memory map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
4
Flash program memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
4.1
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
4.2
Main features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
4.3
Programming modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
4.3.1
In-circuit programming (ICP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
4.3.2
In application programming (IAP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
4.4
I2C interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
4.5
Memory protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
4.5.1
Readout protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
4.5.2
Flash Write/Erase protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
4.6
Related documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
4.7
Register description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
4.7.1
Flash Control/Status register (FCSR) . . . . . . . . . . . . . . . . . . . . . . . . . . 22
5
Central processing unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
5.1
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
5.2
Main features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
5.3
CPU registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
5.3.1
Accumulator (A) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
5.3.2
Index registers (X and Y) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
5.3.3
Program counter (PC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
5.3.4
Condition Code register (CC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
5.3.5
Stack Pointer (SP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
6
Supply, reset and clock management . . . . . . . . . . . . . . . . . . . . . . . . . . 28
6.1
Main features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
6.2
Internal RC oscillator adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
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Nº de peça semelhante - ST7LITEUS2

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