UPSD3433E-40U6 STMicroelectronics, UPSD3433E-40U6 Datasheet - Page 80

• Manufacturer Part Number: UPSD3433E-40U6
• Description: MCU 8BIT 8032 128KB FLASH 80TQFP
• Manufacturer: STMicroelectronics
• Series: µPSDr

Specifications of UPSD3433E-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: 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: 80-TQFP, 80-VQFP
• For Use With: 497-5518 - EVAL BOARD RFID READER497-5218 - KIT DEVELOPMENT FOR UPSD3400497-2381 - CABLE PROGRAMMER FLASH LINK
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Other names: 497-4907

I/O ports of mcu module
80/300
CPL, INC, DEC, DJNZ, MOV, CLR, and SETB. All other types of reads to port SFRs will
read the actual pin logic level and not the port latch. This is consistent with 8051
architecture.
Figure 15. MCU module port pin function routing
Figure 16. MCU I/O cell block diagram for port 1
Digital_Alt_Func_Data_Out
(for R-M-W instructions)
Select_Alternate_Func
P1.X SFR Read Latch
Analog_Alt_Func_En
P1.X SFR Read Pin
Digital_Pin_Data_In
8032 Data Bus Bit
GPIO P1.X SFR
Analog_Pin_In
MCU_Reset
Write Latch
(Available on PSD
module pins)
8
UART1 (2)
Timer2 (2)
ADC (8)
PCA (8)
SPI (4)
D
Hi Address [15:8]
Latch
P1.X
SFR
PRE
1 MCU_CLK
Q
Q
DELAY,
SFR
1 MCU_CLK
IN 1
IN 0
DELAY,
MUX
Timer0/1 (4)
8032 MCU
SEL
UART0 (2)
GPIO (8)
GPIO (8)
GPIO (8)
I
CORE
UPSD3422, UPSD3433, UPSD3434, UPSD3454
2
Y
C (2)
SFR
SFR
Low Addr & Data[7:0]
RD, WR, PSEN, ALE
MCU module
SFR
SFR
SFR
V CC
HIGH
SIDE
SIDE
LOW
PULL-UP, B
8
8
8
4
8
WEAK
V CC
Ports
P3
P1
P4
M
C
U
D
C
N
A
T
L
V CC
On 80-pin
devices
AI09199b
STONGER
PULL-UP, A
only
P1.X Pin
AI09600