UPSD3233 datasheet(87/170 Pages) STMICROELECTRONICS

Part #	UPSD3233

Description	Flash Programmable System Devices with 8032 Microcontroller Core

PDF	170 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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87 / 170 page

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uPSD3234A, uPSD3234BV, uPSD3233B, uPSD3233BV

Table 76. Description of the USTA Bits

Table 77. USB Endpoint0 Data Receive Register (UDR0: 0EFh)

Table 78. USB Endpoint0 Data Transmit Register (UDT0: 0E7h)

Table 79. USB Endpoint1 Data Transmit Register (UDT1: 0E6h)

Bit

Symbol

R/W

Function

7RSEQ

R/W

Endpoint0 receive data packet PID. (0=DATA0, 1=DATA1)

This bit will be compared with the type of data packet last received for

Endpoint0

SETUP

SETUP Token Detect Bit. This bit is set when the received token packet

is a SEPUP token, PID = b1101.

5IN

IN Token Detect Bit.

This bit is set when the received token packet is an IN token.

4OUT

OUT Token Detect Bit.

This bit is set when the received token packet is an OUT token.

3 to 0

RP0SIZ3 to

RP0SIZ0

The number of data bytes received in a DATA packet

76543210

UDR0.7

UDR0.6

UDR0.5

UDR0.4

UDR0.3

UDR0.2

UDR0.1

UDR0.0

76543210

UDT0.7

UDT0.6

UDT0.5

UDT0.4

UDT0.3

UDT0.2

UDT0.1

UDT0.0

76543210

UDT1.7

UDT1.6

UDT1.5

UDT1.4

UDT1.3

UDT1.2

UDT1.1

UDT1.0

UPSD3233 Datasheet(PDF) 87 Page - STMicroelectronics

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