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Midoriya Home Terminal (EH-7104G)
1. Introduction
EH-7104-MD is an NS Geode GX1 CPU based Home Terminal. The product
featuring 10.4" LCD display, a built-in CCD camera and a handset is developed for a
Japanese customer, Midoriya. EH-7104-MD project is an ODM business that
Advantech defines the product specifications based on the customer's Home
Automation system requirements and develops the electronics, mechanism and Win
CE 3.0 (Japanese version) embedded software kernel of the HT.
EH-7104-MD plays as the key of a rental apartment automation solution. It connects
the service/emergency calls and sensor signals of an apartment unit through the LAN
to the administration center. The handset of HT can pick up the door phone and
inter-phone calls through RS422 and analog audio signals.
EH-7104G Guide ver 1.doc
SI Guide
Version 1.1
1 of 10
05/07/20
Advantech Confidential
Exclusively for Midoriya
刪除: 2.01
刪除: 1
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Summary of Contents for Advantech EH-7104G
- Page 1 10.4" LCD display, a built-in CCD camera and a handset is developed for a Japanese customer, Midoriya. EH-7104-MD project is an ODM business that Advantech defines the product specifications based on the customer’s Home Automation system requirements and develops the electronics, mechanism and Win CE 3.0 (Japanese version) embedded software kernel of the HT.
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Page 2: System Configuration
The block diagram of the EH-7104-MD based Home Automation environment is as follows: Home Terminal Door Phone Advantech is in charge only for the Home Terminal. This diagram shows clearly the interconnection of the EH-7104-MD, an I/O Box, Door Phone, Inter-Phones, Sensors and service call actuators. 刪除: 1 EH-7104G Guide ver 1.doc... -
Page 3: System Block Diagram
Advantech Confidential Exclusively for Midoriya 3. System Block Diagram 刪除: 1 EH-7104G Guide ver 1.doc 3 of 10 05/07/20... - Page 4 "1" (Turns on CCD Camera) GPIO21 RDI1 "1" GPIO22 RDI2 "1" GPIO23 RDI3# "0" Remark: Please look into the sample codes in the CD to get the device ID of BT878A. 刪除: 1 EH-7104G Guide ver 1.doc 4 of 10 05/07/20...
- Page 5 LINEINL Input LINE IN (Door Phone & Handset) Remark: The AP program developer should control the LINOUTR, LINOUTL, LINEINL and MIC1 of AD1881/ALC200 as well as the GPIO pins directly. 刪除: 1 EH-7104G Guide ver 1.doc 5 of 10 05/07/20...
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Page 6: Operational Theory
Enabled. Be routed to the right channel of amplifier. Reserved LINOUTR for stereo application. LINOUTL Enabled. Be routed trough the left channel of amplifier to the built-in speaker. LINEINL Disabled. 刪除: 1 EH-7104G Guide ver 1.doc 6 of 10 05/07/20... - Page 7 Remark: The Hook switch controls the power of the amplifier circuits for handset Microphone and Ear Speaker. The default usage of handset is to pick up the Door/Inter Phone calls being routed from the I/O Box. 刪除: 1 EH-7104G Guide ver 1.doc 7 of 10 05/07/20...
- Page 8 There is an internal voice loop-back in between the microphone and the ear speaker of the handset. This feature enables the user to hear what he speaks while speaking. The built-in speaker should be turned off by setting the GPIO16 to be "1". 刪除: 1 EH-7104G Guide ver 1.doc 8 of 10 05/07/20...
- Page 9 The AP program must first send to Port 224 H an 8-bit address of the control register whose content will be changed. Then, send to Port 225H the updated content of the control register. 刪除: 1 EH-7104G Guide ver 1.doc 9 of 10 05/07/20...
- Page 10 Mixer inputs and outputs via control registers, 3C, 3D and 3E. To get optimized loudness of the voices from different sources, the control registers, 30, 31, 32, 33, 38, 39 and 3A must be set to suitable values. 刪除: 1 EH-7104G Guide ver 1.doc 10 of 10 05/07/20...