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ST7SCR Datasheet(PDF) 45 Page - STMicroelectronics

Part # ST7SCR
Description  8-BIT LOW-POWER, FULL-SPEED USB MCU WITH 16K FLASH, 768 RAM, SMARTCARD I/F, TIMER
PDF  102 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST7SCR Datasheet(HTML) 45 Page - STMicroelectronics

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ST7SCR
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USB INTERFACE (Cont’d)
USB Endpoint RAM Buffers
There are seven Endpoints including one bidirec-
tional control Endpoint (Endpoint 0), five IN End-
points (Endpoint 1, 2, 3, 4, 5) and one OUT end-
point (Endpoint 2).
Endpoint 0 is 2 x 8 bytes in size, Endpoint 1, 3, 4,
and Endpoint 5 are 8 bytes in size and Endpoint 2
is 2 x 64 bytes in size .
Figure 28. Endpoint Buffer Size
Endpoint 2 Buffer OUT
Endpoint 1 Buffer IN
Endpoint 0 Buffer IN
Endpoint 0 Buffer OUT
Endpoint 2 Buffer IN
8 Bytes
8 Bytes
8 Bytes
64 Bytes
64 Bytes
Endpoint 3 Buffer IN
8 Bytes
Endpoint 5 Buffer IN
Endpoint 4 Buffer IN
8 Bytes
8 Bytes
1



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