por gibim » 24 Dez 2006 17:32
Nossa, que loucura, depois de escrever todo o código, precisará mudar de plataforma!
Olha, a parte da serial fica um pouco limitado nos MSP430F2001, mas pode ser implementado.
Tem em DIP e custa absurdamente barato. Menos de 1 dolar.
Low Supply Voltage Range 1.8 V to 3.6 V
Ultralow-Power Consumption
Active Mode: 220 µA at 1 MHz, 2.2 V
Standby Mode: 0.5 µA
Off Mode (RAM Retention): 0.1 µA
Five Power-Saving Modes
Ultrafast Wake-Up From Standby Mode in Less Than 1 µs
16-Bit RISC Architecture, 62.5 ns Instruction Cycle Time
Basic Clock Module Configurations:
Internal Frequencies up to 16MHz with 4 Calibrated Frequencies to ±1%
Internal Very Low Power LF oscillator
32-kHz Crystal
External Digital Clock Source
16-Bit Timer_A With Two Capture/Compare Registers
On-Chip Comparator for Analog Signal Compare Function or Slope A/D (MSP430x20x1 only)
10-Bit, 200-ksps A/D Converter with Internal Reference, Sample-and-Hold, and Autoscan. (MSP430x20x2 only)
16-Bit Sigma-Delta A/D Converter with Differential PGA Inputs and Internal Reference (MSP430x20x3 only)
Universal Serial Interface (USI), supporting SPI and I2C (MSP430x20x2 and MSP430x20x3 only)
Brownout Detector
Serial Onboard Programming, No External Programming Voltage Needed Programmable Code Protection by Security Fuse
On-Chip Emulation Logic with Spy-Bi-Wire Interface
Family Members Include:
MSP430F2001: 1KB + 256B Flash Memory 128B RAM
MSP430F2011: 2KB + 256B Flash Memory 128B RAM
MSP430F2002: 1KB + 256B Flash Memory 128B RAM
MSP430F2012: 2KB + 256B Flash Memory 128B RAM
MSP430F2003: 1KB + 256B Flash Memory 128B RAM
MSP430F2013: 2KB + 256B Flash Memory 128B RAM
Available in a 14-Pin Plastic Small-Outline Thin Package (TSSOP), 14-Pin Plastic Dual Inline Package (PDIP) and 16-Pin QFN
For Complete Module Descriptions, Refer to the MSP430x2xx Family User’s Guide