UPSD3422EV-40U6 STMicroelectronics, UPSD3422EV-40U6 Datasheet - Page 82

• 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

I/O ports of mcu module
82/300
Table 36.
1. Write '1' or '0' for pin output. Read for pin input, but prior to READ, this bit must have been set to '1' by
Table 37.
Table 38.
1. Write '1' or '0' for pin output. Read for pin input, but prior to READ, this bit must have been set to '1' by
Table 39.
Table 40.
1. Write '1' or '0' for pin output. Read for pin input, but prior to READ, this bit must have been set to '1' by
firmware or by a reset event.
firmware or by a reset event.
firmware or by a reset event.
Bit 7
Bit 7
P3.7
P4.7
Bit
Bit
Bit
2
1
0
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
P1 register bit definition (continued)
P3: I/O port 3 register (SFR B0h, reset value FFh)
P3 register bit definition
P4: I/O port 4 register (SFR C0h, reset value FFh)
P4 register bit definition
Symbol
Symbol
Symbol
P1.2
P1.1
P1.0
Bit 6
P3.6
P3.7
P3.6
P3.5
P3.4
P3.3
P3.2
P3.1
P3.0
Bit 6
P4.6
P4.7
P4.6
P4.5
P4.4
P4.3
P4.2
P4.1
P4.0
Bit 5
P3.5
Bit 5
P4.5
R/W
R,W
R,W
R,W
R/W
R,W
R,W
R,W
R,W
R,W
R,W
R,W
R,W
R/W
R,W
R,W
R,W
R,W
R,W
R,W
R,W
R,W
Port pin 1.2
Port pin 1.1
Port pin 1.0
Bit 4
Bit 4
P3.4
P4.4
UPSD3422, UPSD3433, UPSD3434, UPSD3454
Bit 3
P3.3
Bit 3
P4.3
Function
Function
Port pin 3.7
Port pin 3.6
Port pin 3.5
Port pin 3.4
Port pin 3.3
Port pin 3.2
Port pin 3.1
Port pin 3.0
Function
Port pin 4.7
Port pin 4.6
Port pin 4.5
Port pin 4.4
Port pin 4.3
Port pin 4.2
Port pin 4.1
Port pin 4.0
Bit 2
P3.2
Bit 2
P4.2
(1)
(1)
(1)
Bit 1
P3.1
Bit 1
P4.1
Bit 0
P3.0
Bit 0
P4.0