1. DAC12 Block Diagram | Texas Instruments MSP430x1xx instruction

DAC12 Introduction

Figure 19−1. DAC12 Block Diagram

VeREF+

To ADC12 module

VREF+

2.5V or 1.5V reference from ADC12

DAC12SREFx

DAC12AMPx

DAC12IR

DAC12LSELx

	3
/3
AVSS
VR−	VR+
DAC12_0		x3

DAC12_0OUT

Latch Bypass

TA1

DAC12RES

TB2

DAC12_0Latch

DAC12DF

DAC12GRP

ENC

DAC12_0DAT

DAC12_0DAT Updated

Group

Load

Logic

DAC12SREFx

	DAC12AMPx
	DAC12IR
00		3
00
01	/3
10	/3
10
11	AVSS
DAC12LSELx	VR−	VR+	DAC12_1OUT
DAC12LSELx			DAC12_1OUT
	DAC12_1		x3

	00		Latch Bypass
	00
	01				0
	01
TA1		10				1		DAC12RES
TA1		10				1		DAC12RES
TB2		11			1	0	DAC12_1Latch	DAC12DF



				DAC12GRP
				DAC12GRP
						ENC	DAC12_1DAT
				DAC12_1DAT Updated
				DAC12_1DAT Updated

DAC12 19-3

MSP430x1xx specifications

The Texas Instruments MSP430x1xx series is a family of ultra-low-power microcontrollers that are highly regarded in the embedded systems community for their versatility and performance. Designed for applications ranging from portable instrumentation to low-power industrial devices, the MSP430x1xx combines flexibility and efficiency with advanced features tailored for energy-sensitive applications.

One of the standout characteristics of the MSP430x1xx is its ultra-low-power operation. This series offers several low-power modes that can significantly extend battery life in portable devices. The microcontroller can be in active mode, low-power mode, or even in a deep sleep state, allowing developers to optimize power consumption based on the application's requirements. In fact, some configurations can operate at just a few microamps, making it ideal for battery-operated devices.

Another key feature is the 16-bit RISC architecture that provides powerful processing capabilities while maintaining a low power profile. The MSP430x1xx series supports a maximum clock speed of 16 MHz, allowing for efficient task execution while consuming minimal energy. This architecture ensures that programs run smoothly while the microcontroller remains energy efficient.

The MSP430x1xx is equipped with various integrated peripherals, including analog-to-digital converters (ADCs), timers, and communication interfaces like UART, SPI, and I2C. The inclusion of a powerful ADC enables the microcontroller to handle sensor readings with high accuracy, making it suitable for applications like environmental monitoring and medical devices. The integrated timers provide essential functionality for real-time applications, allowing for event-driven programming and precise timing control.

Memory options in the MSP430x1xx series are also robust, with configurations offering flash memory sizes from 1 KB to 64 KB. This flexibility allows developers to choose the optimal memory size for their specific applications, accommodating a wide range of requirements.

Additionally, the MSP430x1xx microcontrollers are designed with a wide operating voltage range, typically from 1.8V to 3.6V, making them compatible with various power sources and further enhancing their usability in diverse applications.

In summary, the Texas Instruments MSP430x1xx series of microcontrollers is an excellent choice for developers seeking low-power, high-performance solutions for embedded applications. With an efficient architecture, a rich set of peripherals, and flexible memory options, these microcontrollers are positioned to meet the growing demands of modern electronic designs, particularly in battery-powered and energy-sensitive applications.

Texas Instruments MSP430x1xx manual 1. DAC12 Block Diagram

Models: MSP430x1xx

Figure 19−1. DAC12 Block Diagram

MSP430x1xx specifications