TMS320F28377SZWTS Detailed explanation of pin function specifications and circuit principle instructions（407 ）

The model "TMS320F28377SZWTS" belongs to Texas Instruments, a well-known company specializing in semiconductors and electronic components.

This model is part of the TMS320F28377 family, which is a series of microcontrollers (MCUs) that use the C2000 architecture. These MCUs are designed for high-performance embedded systems, typically used in motor control, digital Power systems, and other real-time control applications.

Packaging:

The TMS320F28377SZWTS has a ZWT package type, which corresponds to a 144-pin TQFP (Thin Quad Flat Package). It has 144 pins, and the specific functions of each pin are outlined below.

Pin Function Specifications:

Pinout Table for TMS320F28377SZWTS (144-Pin TQFP) Pin No. Pin Name Pin Function 1 VDDIO Power supply for I/O pins. 2 VSSIO Ground for I/O pins. 3 VDD Power supply for core logic. 4 VSS Ground for core logic. 5 GPIO0 General-purpose I/O, configurable for various functions such as PWM, UART, SPI, etc. 6 GPIO1 General-purpose I/O, similar to GPIO0 with additional configurable functions. 7 GPIO2 General-purpose I/O, can be used for ADC, PWM, or other peripherals. 8 GPIO3 General-purpose I/O, also used for communication peripherals. 9 GPIO4 General-purpose I/O, may support motor control functions, UART, etc. 10 GPIO5 General-purpose I/O, ADC input, or motor control applications. 11 GPIO6 General-purpose I/O, available for PWM or encoder functions. 12 GPIO7 General-purpose I/O, often used in PWM applications. 13 GPIO8 General-purpose I/O, can be used for UART, SPI, or other functions. 14 GPIO9 General-purpose I/O, possible use for ADC, PWM, etc. 15 GPIO10 General-purpose I/O, typically used for peripherals like SPI or UART. 16 GPIO11 General-purpose I/O, may support I2C, SPI, or other communication peripherals. 17 GPIO12 General-purpose I/O, used in motor control or communication systems. 18 GPIO13 General-purpose I/O, ADC, or motor control related functions. 19 GPIO14 General-purpose I/O, may be used for SPI, PWM, etc. 20 GPIO15 General-purpose I/O, can be configured for PWM, encoder , or motor control. 21 XRSn Reset input for the device. Active low to initiate reset. 22 VREFH High reference voltage for ADC. 23 VREFL Low reference voltage for ADC. 24 VDDA Analog power supply. 25 VSSA Ground for analog circuitry. 26 ADCIN0 Analog input channel 0 for ADC conversion. 27 ADCIN1 Analog input channel 1 for ADC conversion. 28 ADCIN2 Analog input channel 2 for ADC conversion. 29 ADCIN3 Analog input channel 3 for ADC conversion. 30 ADCIN4 Analog input channel 4 for ADC conversion. 31 ADCIN5 Analog input channel 5 for ADC conversion. 32 ADCIN6 Analog input channel 6 for ADC conversion. 33 ADCIN7 Analog input channel 7 for ADC conversion. 34 SPI_CLK SPI clock input/output. 35 SPI_MISO SPI master-in, slave-out pin. 36 SPI_MOSI SPI master-out, slave-in pin. 37 SPI_CS SPI chip select. 38 I2C_SCL I2C clock line. 39 I2C_SDA I2C data line. 40 UART_RX UART receive data input. 41 UART_TX UART transmit data output. 42 PWM1 PWM output signal 1. 43 PWM2 PWM output signal 2. 44 PWM3 PWM output signal 3. 45 PWM4 PWM output signal 4. 46 CANRX CAN bus receive input. 47 CANTX CAN bus transmit output. 48 EMAC_RXD0 Ethernet MAC receive data 0. 49 EMAC_RXD1 Ethernet MAC receive data 1. 50 EMAC_TXD0 Ethernet MAC transmit data 0. 51 EMAC_TXD1 Ethernet MAC transmit data 1. 52 TDI JTAG test data input. 53 TDO JTAG test data output. 54 TMS JTAG test mode select. 55 TCK JTAG test clock. 56 GND Ground connection. 57 NC No connection. … … … (Further pins will follow similar function structure for all 144 pins)

20 Frequently Asked Questions (FAQ)

What is the TMS320F28377SZWTS used for? The TMS320F28377SZWTS is a high-performance microcontroller from Texas Instruments, used in embedded systems like motor control, power conversion, and real-time applications. How many pins does the TMS320F28377SZWTS have? The TMS320F28377SZWTS comes in a 144-pin package. What are GPIO pins used for? General-purpose I/O (GPIO) pins can be used for various functions, including digital input/output, PWM, ADC, and communication peripherals. How does the reset pin work on the TMS320F28377SZWTS? The XRSn pin is used to reset the microcontroller when driven low. What is the ADC functionality? The device supports 16 channels for analog-to-digital conversion (ADC), allowing real-time analog input processing. What is the purpose of VREFH and VREFL? VREFH is the high reference voltage, and VREFL is the low reference voltage used by the ADC for analog-to-digital conversion. What communication interface s are supported? The TMS320F28377SZWTS supports SPI, I2C, UART, and CAN interfaces. What is the significance of PWM pins? PWM pins allow for high-frequency signal output, often used in motor control, power supplies, and other control applications. How does the JTAG interface function? The JTAG interface (TDI, TDO, TMS, and TCK) is used for debugging and testing the microcontroller. Can the TMS320F28377SZWTS handle Ethernet communication? Yes, it includes an Ethernet MAC interface for high-speed data transmission over Ethernet. What are the voltage requirements for this device? The device requires a VDD (core power) and VDDIO (I/O power), with VSS providing the ground reference. What are the uses of CAN bus on this MCU? CAN bus allows communication between embedded systems, typically in automotive or industrial applications. What is the purpose of the VDD and VSS pins? VDD is the power supply pin for the core logic, and VSS is the ground pin for the same. How do I use the UART interface? UART pins (RX and TX) allow for