Overview
The TM4C123GH6PGEI7R microcontroller, produced by Texas Instruments, is a 32-bit ARM® Cortex™-M4F based microcontroller. It is designed for a wide range of industrial applications, including remote monitoring, electronic point-of-sale machines, test and measurement equipment, network appliances and switches, factory automation, HVAC and building control, gaming equipment, motion control, transportation, and fire and security systems. This microcontroller is part of the Tiva C Series and is known for its high performance and extensive peripheral set.
Key Specifications
| Parameter | Specification |
|---|---|
| Processor Core | 32-bit ARM® Cortex™-M4F, 80 MHz |
| Flash Memory | 256 KB single-cycle Flash up to 40 MHz |
| SRAM | 32 KB single-cycle SRAM |
| EEPROM | 2 KB |
| CAN Modules | Two CAN modules, CAN protocol version 2.0 part A/B, up to 1 Mbps |
| USB Controller | USB 2.0 full-speed (12 Mbps) and low-speed (1.5 Mbps), 32 endpoints, USB OTG/Host/Device mode |
| UARTs | Eight UARTs with IrDA, 9-bit, and ISO 7816 support |
| SSI Modules | Four Synchronous Serial Interface (SSI) modules |
| I2C Modules | Six Inter-Integrated Circuit (I2C) modules |
| ADCs | Two 12-bit Analog-to-Digital Converters (ADC) with 24 analog input channels |
| PWM Generator Blocks | Eight Pulse Width Modulation (PWM) generator blocks |
| GPIOs | Up to 105 GPIOs (depending on configuration) |
| Operating Temperature Range | -40°C to 85°C |
| Package Type | 144-pin LQFP |
Key Features
- Integrated Nested Vectored Interrupt Controller (NVIC), Wake-Up Interrupt Controller (WIC) with clock gating, and Memory Protection Unit (MPU)
- IEEE754-compliant single-precision Floating-Point Unit (FPU), Embedded Trace Macro and Trace Port, System Control Block (SCB), and Thumb-2 instruction set
- Advanced serial integration including UARTs, SSI, I2C, and CAN modules
- ARM PrimeCell® 32-channel configurable μDMA controller for efficient data transfer
- Advanced motion control with PWM generator blocks and Quadrature Encoder Interface (QEI) modules
- Lower-power battery-backed Hibernation module with Real-Time Clock
- Multiple clock sources including Precision Oscillator (PIOSC), Main Oscillator (MOSC), and external oscillators
- Full-featured debug solution with JTAG and Serial Wire interfaces
Applications
The TM4C123GH6PGEI7R microcontroller is versatile and can be used in various industrial applications such as:
- Remote monitoring
- Electronic point-of-sale machines
- Test and measurement equipment
- Network appliances and switches
- Factory automation
- HVAC and building control
- Gaming equipment
- Motion control
- Transportation
- Fire and security systems
Q & A
- What is the processor core of the TM4C123GH6PGEI7R microcontroller?
The processor core is a 32-bit ARM® Cortex™-M4F running at 80 MHz. - How much Flash and SRAM memory does the TM4C123GH6PGEI7R have?
The microcontroller has 256 KB of single-cycle Flash and 32 KB of single-cycle SRAM. - What types of serial interfaces are supported by the TM4C123GH6PGEI7R?
The microcontroller supports UARTs, SSI, I2C, CAN, and USB interfaces. - What is the operating temperature range of the TM4C123GH6PGEI7R?
The operating temperature range is -40°C to 85°C. - What package type is the TM4C123GH6PGEI7R available in?
The microcontroller is available in a 144-pin LQFP package. - Does the TM4C123GH6PGEI7R support advanced motion control features?
Yes, it supports advanced motion control with PWM generator blocks and Quadrature Encoder Interface (QEI) modules. - What is the purpose of the μDMA controller in the TM4C123GH6PGEI7R?
The μDMA controller is used to offload data transfer tasks from the Cortex™-M4F processor, allowing for more efficient use of the processor and available bus bandwidth. - Does the TM4C123GH6PGEI7R have a built-in real-time clock?
Yes, it has a lower-power battery-backed Hibernation module with a Real-Time Clock. - What debug interfaces are supported by the TM4C123GH6PGEI7R?
The microcontroller supports JTAG and Serial Wire interfaces for debugging. - What are some common applications of the TM4C123GH6PGEI7R microcontroller?
Common applications include remote monitoring, electronic point-of-sale machines, test and measurement equipment, and more.
