STR750FV2T6 Detailed explanation of pin function specifications and circuit principle instructions

The model "STR750FV2T6" corresponds to a microcontroller from STMicroelectronics, specifically from their STR7 series. This series is designed for high-performance applications, featuring a 32-bit ARM7TDMI core.

Packaging Information

The STR750FV2T6 is typically available in the LQFP (Low-Profile Quad Flat Package) format. The exact number of pins can vary, but common variants for this model typically feature a 100-pin LQFP package.

Pin Function Specification (for 100-pin LQFP version)

The following table details the pin functions for the 100-pin package of the STR750FV2T6 microcontroller:

Pin Number Pin Name Function 1 VSS Ground pin. 2 VDD Power supply pin. 3 NC No Connection (unused pin). 4 PA0 GPIO Pin (General Purpose Input/Output). 5 PA1 GPIO Pin. 6 PA2 GPIO Pin. 7 PA3 GPIO Pin. 8 PA4 GPIO Pin. 9 PA5 GPIO Pin. 10 PA6 GPIO Pin. 11 PA7 GPIO Pin. 12 PB0 GPIO Pin. 13 PB1 GPIO Pin. 14 PB2 GPIO Pin. 15 PB3 GPIO Pin. 16 PB4 GPIO Pin. 17 PB5 GPIO Pin. 18 PB6 GPIO Pin. 19 PB7 GPIO Pin. 20 PC0 GPIO Pin. 21 PC1 GPIO Pin. 22 PC2 GPIO Pin. 23 PC3 GPIO Pin. 24 PC4 GPIO Pin. 25 PC5 GPIO Pin. 26 PC6 GPIO Pin. 27 PC7 GPIO Pin. 28 PD0 GPIO Pin. 29 PD1 GPIO Pin. 30 PD2 GPIO Pin. 31 PD3 GPIO Pin. 32 PD4 GPIO Pin. 33 PD5 GPIO Pin. 34 PD6 GPIO Pin. 35 PD7 GPIO Pin. 36 PE0 GPIO Pin. 37 PE1 GPIO Pin. 38 PE2 GPIO Pin. 39 PE3 GPIO Pin. 40 PE4 GPIO Pin. 41 PE5 GPIO Pin. 42 PE6 GPIO Pin. 43 PE7 GPIO Pin. 44 PF0 GPIO Pin. 45 PF1 GPIO Pin. 46 PF2 GPIO Pin. 47 PF3 GPIO Pin. 48 PF4 GPIO Pin. 49 PF5 GPIO Pin. 50 PF6 GPIO Pin. 51 PF7 GPIO Pin. 52 VCAP capacitor for voltage regulation. 53 NRST Reset pin. 54 SWDIO Serial Wire Debug I/O pin. 55 SWCLK Serial Wire Debug Clock pin. 56 TMS Test Mode Select pin. 57 TDI Test Data Input pin. 58 TDO Test Data Output pin. 59 TCK Test Clock pin. 60 RXD UART receive pin. 61 TXD UART transmit pin. 62 CTS Clear To Send for UART communication. 63 RTS Request To Send for UART communication. 64 SPI_MISO SPI Master-In-Slave-Out pin. 65 SPI_MOSI SPI Master-Out-Slave-In pin. 66 SPI_SCK SPI Clock pin. 67 SPI_CS SPI Chip Select pin. 68 I2C_SDA I2C Data pin. 69 I2C_SCL I2C Clock pin. 70 A0 Address Line 0. 71 A1 Address Line 1. 72 A2 Address Line 2. 73 A3 Address Line 3. 74 A4 Address Line 4. 75 A5 Address Line 5. 76 A6 Address Line 6. 77 A7 Address Line 7. 78 D0 Data Line 0. 79 D1 Data Line 1. 80 D2 Data Line 2. 81 D3 Data Line 3. 82 D4 Data Line 4. 83 D5 Data Line 5. 84 D6 Data Line 6. 85 D7 Data Line 7. 86 VDD_CORE Core power supply pin. 87 GND_CORE Core ground pin. 88 VDDA Analog power supply pin. 89 VSSA Analog ground pin. 90 VREF Voltage reference pin for ADC. 91 ADC_IN0 ADC input pin 0. 92 ADC_IN1 ADC input pin 1. 93 ADC_IN2 ADC input pin 2. 94 ADC_IN3 ADC input pin 3. 95 ADC_IN4 ADC input pin 4. 96 ADC_IN5 ADC input pin 5. 97 ADC_IN6 ADC input pin 6. 98 ADC_IN7 ADC input pin 7. 99 DAC_OUT DAC output pin. 100 VSS_ANALOG Analog ground pin for DAC and ADC.

Pin Function FAQ (20 Common Questions)

What is the function of pin 1 (VSS)? VSS is the ground pin. What is the function of pin 2 (VDD)? VDD is the power supply pin for the microcontroller. What does the "NC" (No Connection) pin do? NC pins do not have any connection to the internal circuitry and are often left unconnected. What are the functions of the PA series pins (PA0 to PA7)? The PA pins are General Purpose Input/Output (GPIO) pins. What is the purpose of pin 52 (VCAP)? VCAP is used for voltage regulation by connecting a capacitor. What is the function of the NRST pin? The NRST pin is used for the microcontroller reset. What are the functions of the SWDIO and SWCLK pins? SWDIO is the data I/O for the Serial Wire Debug interface , and SWCLK is the clock pin for debugging. What does the TMS pin do? TMS is the Test Mode Select pin used for JTAG testing. What is the purpose of the RXD and TXD pins? RXD is the receive data pin for UART communication, and TXD is the transmit data pin.

What are the functions of the SPI pins (MISO, MOSI, SCK, CS)?

These pins are for SPI (Serial Peripheral Interface) communication: MISO (Master In Slave Out), MOSI (Master Out Slave In), SCK (Clock), and CS (Chip Select).

What do the I2C pins (SDA, SCL) do?

SDA is the data line, and SCL is the clock line for I2C communication.

What is the function of the ADC_IN pins?

The ADC_IN pins are used for analog-to-digital conversion inputs.

What does the DAC_OUT pin do?

The DAC_OUT pin is the output for the Digital-to-Analog Converter (DAC).

What is the function of pin 86 (VDD_CORE)?

VDD_CORE provides the core power supply for the microcontroller.

What is the role of the GND_CORE pin?

GND_CORE is the core ground pin.

What is the purpose of the VDDA pin?

VDDA is the power supply for the analog circuitry.

What is the function of the VSSA pin?

VSSA is the ground pin for the analog section.

What does the VREF pin do?

VREF is used as the reference voltage for the ADC.

What are the functions of the Address Lines (A0 to A7)?

These pins are used for addressing in memory-mapped I/O.

What is the function of the Data Lines (D0 to D7)?

These pins carry the data in parallel communication with external devices.

Let me know if you need further clarifications or additional details!