TLE9871QXA20XUMA1

The TLE9871QXA20XUMA1 is a microcontroller from Infineon Technologies, specifically designed for industrial automation and motor control applications. It is a low-cost, highly integrated 32-bit single-chip microcontroller with integrated peripherals such as GPIOs, timer/counters, parallel ports, serial ports and hardware-based security features. The TLE9871QXA20XUMA1 is built on an 8-bit core, with 64 Kbytes of Flash memory and up to 64 KB of RAM. It has an onboard ADC, PWM and communication peripherals.

In industrial automation and motor control applications, the TLE9871QXA20XUMA1 offers powerful motor control capabilities and scalability to fit multiple use cases. It can easily control up to four brushless DC motors, as well as stepper motors and linear motors, making it ideal for applications such as scales, conveyors, robotics and automation. Moreover, the TLE9871QXA20XUMA1 has built-in protection against overcurrent, overvoltage, undervoltage and reverse-polarity conditions, further enhancing its capabilities.

In addition to its flexibility and scalability in motor control applications, the TLE9871QXA20XUMA1 is also designed to be used in embedded systems such as HVAC systems and white goods, as well as factory automation, process automation, and building automation. It offers features such as advanced real-time Ethernet datapath, high accuracy ADC conversion, versatile communications ports such as CAN, USB, and RS-485, low-power operation modes, secure booting and secure firmware updates.

The TLE9871QXA20XUMA1 has a powerful and comprehensive set of peripherals and control interfaces. This includes analog inputs, analog outputs, PWM and timers, various communication ports, channels for digital inputs and outputs, and watchdog timer. It integrates freely programmable digital and analog filters, multiple power supplies, an internal clock, several clock sources and a 12-bit ADC. Furthermore, the TLE9871QXA20XUMA1 offers a wide range of power-saving modes and has an advanced power management unit for reliable and efficient operation.

The working principle of the TLE9871QXA20XUMA1 is based on a central computer, known as the processor or controller, which is responsible for the management of all data, decisions and communications between different systems. The control logic within the device contains predefined modules, which allow the system to interact with other systems within the application. These modules are called ‘drivers’ and are programmed according to the specific application demands. The programming language used is typically one of assembly or in some cases, C.

The TLE9871QXA20XUMA1 executes the code, stores data and manages communication between the various applications. It is equipped with two main clock sources, an external crystal or ceramic resonator and the internal oscillator. The external clock is used to drive peripheral devices and the internal oscillator is used for general purpose operations. The maximum clock rate of the device is 20 MHz and the frequency accuracy can be adjusted using the software.

For input, the TLE9871QXA20XUMA1 uses two 16-bit general purpose input/output ports, GPIOA and GPIOB, which are connected to up to 64 configurable pins. Each port is individually programmable and can be used to configure a variety of input/output functions like analog-to-digital conversion (ADC) or pulse-width modulation (PWM). It also features two high-speed serial ports, one USB port and one CAN bus.

The TLE9871QXA20XUMA1 is designed to perform multiple general purpose and motor control tasks in a single small package, making it suitable for a wide range of applications. It also offers enhanced power management capabilities, as well as secure authentication and firmware updates, providing robustness and scalability. All these features make the TLE9871QXA20XUMA1 a great choice for embedded control purposes in industrial automation and motor control systems.