Unitech Group
20
TASHI Smartech Co., Ltd. Unitech Group
3F., No. 188, Baoqiao Rd., Xindian Dist., New Taipei City 231,Taiwan, R.O.C.
Tel: +886-2-8912-1268 Fax: +886-2-2911-3918 TASHI Website:
www.tashi.ute.com
Appendix A
System Specifications
This table contains the system specifications for MT390S:
Processor
CPU
ITE IT9079(IT9917(200MHz)
Memory
SDRAM
64MB (DDR2, 16 bits)
Flash
16MB (NOR TYPE Flash, 4 bits)
OS
Open RTOS, based on FreeRTOS V7.5.3
Key
Top Side
1 key for doorbell with 2 color LED
Red for power off / off line / alarm set for RFID
Green for power on (keep flashing) / on line
(constant green) / RFID signal (one flash)
Bottom Side
WIFI WPS Button: HW WPS function input
Reset Button: HW warm start function
Interface
USB Host
Just for firmware update OS
MicroSD Connector
Support MicroSD memory card
Terminal Block (1X8)
Refer to page 6
Terminal Block (1X3)
Refer to page 6
RJ45
Ethernet 10/100M bps PHY with POE function
Audio
Speaker
8 ohm/2W output
Support for over 85 dB at 10cm distance from top
side when push doorbell
Microphone
One MIC design
Directivity => Omni-direcyivitional
Sensitivity => -42dB (@1K Hz)