1.
Zhongguo Yi Liao Qi Xie Za Zhi
; 33(5): 332-5, 2009 Sep.
Artigo
em Zh
| MEDLINE
| ID: mdl-20073237
RESUMO
This paper introduces an 16-lead digital EEG signal acquisition system, which applies MCU MSP430 as central control unit with high performance analog devices and high speed multi-channel, multi-bit analog-to-digital converter as peripheral to retrench analog circuit. Data is transferred to PC by USART interface. Software on PC based on virtual instrument technology realizes real-time detection, display and storage. The system has many advantages such as high precision, stable performance, small volume and low power dissipation, thus provides a new means for digital EEG signal acquisition.