SENA HD1100 - Manual (Page 7)

Starter Kit and User Manual for the HelloDevice 1100
4
3.1 Power Supply
§ Voltage supply = 5V DC
±
10%
§ Current supply = 200mA or lower
3.2 Microprocessor Specifications
§ Scenix SX52BD 8 Bit Microprocessor
§ 4 KByte Program Memory
§ 52-pin PQFP (See Figure 3.1, Part [2])
3.3 Ethernet Interface
The HelloDevice is connected to an Ethernet hub or switch by the RJ45 connector on the Main Board. Distances
of up to 100m are supported.
3.3.1 Ethernet Controller
The Ethernet Controller provides the functions of framing and addressing data, and detecting and avoiding errors
and collisions (See Figure 3.1, Part [3-1]).
3.3.2 Specifications
§ RealTek Full-duplex Ethernet Controller: RTL8019AS
§ Supports 10 base-5, 10 base-2 and 10 base-T compliant with IEEE802.3
§ 16 KByte SRAM
§ NE2000 Compatible
3.3.3 RJ45 Connector
§ Shielded Connector compliant with AT&T258 specifications (See Figure 3.1, Part [3-2])