UPSD3433E-40T6 STMicroelectronics, UPSD3433E-40T6 Datasheet - Page 172

• Manufacturer Part Number: UPSD3433E-40T6
• Description: MCU 8BIT 8032 128KB FLASH 52TQFP
• Manufacturer: STMicroelectronics
• Series: µPSDr

Specifications of UPSD3433E-40T6

• Core Processor: 8032
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, IrDA, SPI, UART/USART, USB
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 35
• Program Memory Size: 160KB (160K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 52-TQFP, 52-VQFP
• For Use With: 497-5518 - EVAL BOARD RFID READER
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Other names: 497-4906

USB interface
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Table 124. USB endpoint select register (USEL 0EFh, reset value 00h)
Table 125. USEL register bit definition
Bit 7
DIR
2:0
Bit
USB endpoint select register (USEL)
Endpoints share the same XDATA space for FIFOs as well as the same SFR addresses
for Control and FIFO Valid Size registers. The USB endpoint select register (see
Table
reading or writing to the FIFO XDATA address space. This register is also used to
select the direction and Endpoint when accessing the USB endpoint control register.
7
6
5
4
3
124) is used to select the desired direction and endpoint that is accessed when
Symbol
Bit 6
DIR
EP
–
–
–
–
–
Bit 5
R/W
R/W
R/W
–
–
–
–
–
FIFO’s Direction Select Bit:
0: IN FIFO select
1: OUT FIFO select
Reserved
Reserved
Reserved
Reserved
Endpoint Selects Bits:
0: Endpoint0
1: Endpoint1
2: Endpoint2
3: Endpoint3
4: Endpoint4
Bit 4
–
UPSD3422, UPSD3433, UPSD3434, UPSD3454
Bit 3
–
Definition
EP[2]
Bit 2
EP[1]
Bit 1
EP[0]
Bit 0