Texas Instruments MSP430x1xx manual ADC12MEMx, ADC12 Conversion Memory Registers, CONSEQx, Results

Models: MSP430x1xx

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ADC12 Registers

ADC12

Bits

ADC12 clock source select

SSELx

4-3

00

ADC12OSC

 

 

01

ACLK

 

 

10

MCLK

 

 

11

SMCLK

CONSEQx

Bits

Conversion sequence mode select

 

2-1

00

Single-channel, single-conversion

 

 

01

Sequence-of-channels

 

 

10

Repeat-single-channel

 

 

11

Repeat-sequence-of-channels

ADC12

Bit 0

ADC12 busy. This bit indicates an active sample or conversion operation.

BUSY

 

0

No operation is active.

 

 

1

A sequence, sample, or conversion is active.

ADC12MEMx, ADC12 Conversion Memory Registers

15

14

13

12

11

10

9

8

0

0

0

0

Conversion Results

r0

r0

r0

r0

7

6

5

4

rw

rw

rw

rw

3

2

1

0

Conversion Results

rw

rw

rw

rw

rw

rw

rw

rw

Conversion

Bits

The 12-bit conversion results are right-justified. Bit 11 is the MSB. Bits 15-12

Results

15-0

are always 0. Writing to the conversion memory registers will corrupt the

 

 

results.

 

 

 

 

 

17-24 ADC12

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Texas Instruments MSP430x1xx manual ADC12MEMx, ADC12 Conversion Memory Registers, CONSEQx, Results

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.