Overview
The Texas Instruments MSP430F155IPMR is a member of the MSP430 family of ultralow power microcontrollers. This device is designed to provide high performance and low power consumption, making it ideal for a variety of applications, including sensor systems, industrial control, and handheld meters. The MSP430F155IPMR features a powerful 16-bit RISC CPU with 16-bit registers and constant generators, which contribute to maximum code efficiency. The device also includes several low power modes to achieve extended battery life in portable measurement applications.
Key Specifications
| Parameter | Value |
|---|---|
| Processor Speed | 8 MHz |
| Program Memory Size | 16 KB + 256 B Flash |
| RAM Size | 512 B |
| Number of I/O Pins | 48 |
| Voltage Supply | 1.8 V to 3.6 V |
| ADC Resolution | 12-bit, 8 channels |
| DAC Resolution | Dual 12-bit |
| Communication Interfaces | USART (UART, SPI, I2C), DMA |
| Package Type | 64-Pin QFP (PM) or 64-Pin QFN (RTD) |
| Operating Temperature | -40°C to 85°C |
Key Features
- 16-bit RISC CPU: With 16-bit registers and constant generators for efficient code execution.
- Low Power Modes: Five software-selectable low-power modes to extend battery life.
- Analog and Digital Peripherals: 12-bit ADC with 8 channels, dual 12-bit DAC, and a comparator.
- Communication Interfaces: USART supporting UART, SPI, and I2C protocols, along with DMA controller.
- Timers and Watchdog: Two 16-bit timers (Timer_A and Timer_B) and a watchdog timer.
- Supply Voltage Supervisor/Monitor: With programmable level detection and brownout detector.
- Serial Onboard Programming: No external programming voltage needed, with programmable code protection by security fuse.
Applications
- Sensor Systems: Ideal for sensor-based applications due to its low power consumption and integrated analog peripherals.
- Industrial Control: Suitable for industrial automation and control systems requiring precise timing and communication.
- Handheld Meters: Used in portable measurement devices such as multimeters and other handheld instruments.
- Embedded Systems: General-purpose use in various embedded systems requiring low power and high performance.
Q & A
- What is the processor speed of the MSP430F155IPMR?
The processor speed of the MSP430F155IPMR is 8 MHz.
- How much program memory does the MSP430F155IPMR have?
The MSP430F155IPMR has 16 KB + 256 B of Flash memory.
- What is the RAM size of the MSP430F155IPMR?
The RAM size of the MSP430F155IPMR is 512 B.
- What types of communication interfaces does the MSP430F155IPMR support?
The MSP430F155IPMR supports USART (UART, SPI, I2C) and DMA.
- What are the low power modes available on the MSP430F155IPMR?
The MSP430F155IPMR has five software-selectable low-power modes: Active Mode, LPM0, LPM1, LPM2, LPM3, and LPM4.
- What is the operating temperature range of the MSP430F155IPMR?
The operating temperature range of the MSP430F155IPMR is -40°C to 85°C.
- What types of timers are available on the MSP430F155IPMR?
The MSP430F155IPMR features two 16-bit timers (Timer_A and Timer_B) and a watchdog timer.
- Does the MSP430F155IPMR support onboard programming?
- What kind of analog peripherals does the MSP430F155IPMR have?
The MSP430F155IPMR includes a 12-bit ADC with 8 channels and dual 12-bit DACs.
- What are some typical applications of the MSP430F155IPMR?
Typical applications include sensor systems, industrial control, handheld meters, and general-purpose embedded systems.
