UPSD3433EB40U6 STMicroelectronics, UPSD3433EB40U6 Datasheet - Page 127

• Manufacturer Part Number: UPSD3433EB40U6
• Description: MCU 8BIT 8032 128KB FLASH 80TQFP
• Manufacturer: STMicroelectronics
• Series: µPSDr

Specifications of UPSD3433EB40U6

• 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 READER497-5046 - KIT TOOL FOR ST7/UPSD/STR7 MCU
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Other names: 497-5660

uPSD34xx
Note:
23.13
1
Table 62.
Not compatible with High Speed I
I
The following pseudo-code explains hardware control for these I
uPSD34xx:
●
●
●
●
●
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Full C code drivers for the uPSD34xx I
the web at www.st.com\psm.
Initialization after a uPSD34xx reset
Ensure pins P3.6 and P3.7 are GPIO inputs
Configure pins P3.6 and P3.7 as I2C
Standard
2
I
Speed,
2
C operating sequences
C Bus
High
f
Fast
SCL
Initialize the Interface
Function as Master-Transmitter
Function as Master-Receiver
Function as Slave-Transmitter
Function as Slave-Receiver
Interrupt Service Routine
–
–
SFR P3.7 = 1 and SFR P3.6 = 1
SFR P3SFS.6 = 1 and P3SFS.7 = 1
Recommended
S1SETUP Value
Number of Samples
Time Between
Samples
Total Sampled Period
Recommended
S1SETUP Value
Number of Samples
Time Between
Samples
Total Sampled Period
Recommended
S1SETUP Value
Number of Samples
Time Between
Samples
Total Sampled Period
S1SETUP examples for various I
Parameter
166.6ns
166.6ns
(Note 1)
2
3332ns
6 MHz
500ns
C.
93h
82h
20
3
-
-
-
2
C interface, and other interfaces are available from
12 MHz
3332ns
83.3ns
83.3ns
83.3ns
500ns
83.3
A7h
85h
2
40
80
Oscillator Frequency, f
C bus speeds and oscillator frequencies
6
1
24 MHz
3332ns
41.6ns
41.6ns
41.6ns
500ns
125ns
CFh
8Bh
80
12
82
3
2
C functions on the
33 MHz
3333ns
OSC
510ns
120ns
30ns
30ns
30ns
EEh
111
90h
17
83
4
I
2
C interface
40 MHz
3200ns
500ns
125ns
25ns
25ns
25ns
FFh
128
93h
20
84
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