UPSD3422EV-40U6 STMicroelectronics, UPSD3422EV-40U6 Datasheet - Page 165

• Manufacturer Part Number: UPSD3422EV-40U6
• Description: MCU 8BIT 8032 64KB FLASH 80TQFP
• Manufacturer: STMicroelectronics
• Series: µPSDr

Specifications of UPSD3422EV-40U6

• 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: 46
• Program Memory Size: 80KB (80K x 8)
• Program Memory Type: FLASH
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 80-TQFP, 80-VQFP
• For Use With: 497-5577 - BOARD EVAL USB POWER SWITCH497-5518 - EVAL BOARD RFID READER
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Other names: 497-4905

UPSD3422, UPSD3433, UPSD3434, UPSD3454
Table 109. UIE2 register bit definition
●
Table 110. USB IN FIFO NAK interrupt enable register (UIE3 0E7h, reset value 00h)
Table 111. UIE3 register bit definition
Bit 7
Bit
Bit
USB IN FIFO NAK interrupt enable register (UIE3)
When an endpoint’s IN FIFO is empty and an IN transaction to that endpoint has been
received, the SIE sends a NAK handshake token since there is no data ready for it to
send.
The UIE3 register (see
Interrupt.
–
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
Symbol
NAK4IE
NAK3IE
NAK2IE
NAK1IE
NAK0IE
Symbol
OUT4IE
OUT3IE
OUT2IE
OUT1IE
OUT0IE
Bit 6
–
–
–
–
–
–
–
Bit 5
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
–
–
–
–
Table
–
–
–
110) is used to enable each endpoint’s IN FIFO NAK
Reserved
Reserved
Reserved
Enable Endpoint 4 IN FIFO NAK interrupt
Enable Endpoint 3 IN FIFO NAK interrupt
Enable Endpoint 2 IN FIFO NAK interrupt
Enable Endpoint 1 IN FIFO NAK interrupt
Enable Endpoint 0 IN FIFO NAK interrupt
Reserved
Reserved
Reserved
Enable Endpoint 4 OUT FIFO interrupt
Enable Endpoint 3 OUT FIFO interrupt
Enable Endpoint 2 OUT FIFO interrupt
Enable Endpoint 1 OUT FIFO interrupt
Enable Endpoint 0 OUT FIFO interrupt
NAK4IE
Bit 4
NAK3IE
Bit 3
Definition
Definition
NAK2IE
Bit 2
NAK1IE
Bit 1
USB interface
NAK0IE
Bit 0
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