UPSD3422EV-40U6 STMicroelectronics, UPSD3422EV-40U6 Datasheet - Page 106

• 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

Standard 8032 timer/counters
106/300
Figure 28. Timer 2 in auto-reload mode
Figure 29. Timer 2 in baud rate generator mode
T2 pin
f
OSC
T2X pin
T2X pin
T2 pin
f
OSC
Note: Availability of additional external interrupt.
÷ 12
Note: Oscillator frequency is divided by 2,
Transition
Detector
Transition
Detector
÷ 12
not 12 like in other timer modes.
C/T2 = 0
C/T2 = 1
EXEN2
C/T2 = 0
C/T2 = 1
TR2
EXEN2
TR2
Control
Control
Control
Control
Reload
RCAP2L RCAP2H
(8 bits)
TL2
EXF2
UPSD3422, UPSD3433, UPSD3434, UPSD3454
RCAP2L RCAP2H
(8 bits)
TL2
(8 bits)
TH2
Reload
(8 bits)
TH2
Timer 2 Interrupt
'1'
'1'
÷ 2
Timer 1 Overflow
'0'
'0'
'0'
EXP2
TF2
RCLK
TCLK
'1'
SMOD
÷ 16
÷ 16
AI09605
RX CLK
TX CLK
AI06626
Timer 2
Interrupt