UPSD3422EV-40U6 STMicroelectronics, UPSD3422EV-40U6 Datasheet - Page 172
UPSD3422EV-40U6
Manufacturer Part Number
UPSD3422EV-40U6
Description
MCU 8BIT 8032 64KB FLASH 80TQFP
Manufacturer
STMicroelectronics
Series
µPSDr
Datasheet
1.UPSD3422EV-40U6.pdf
(300 pages)
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
Available stocks
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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
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