AN2836 Freescale Semiconductor / Motorola, AN2836 Datasheet - Page 6

• Manufacturer Part Number: AN2836
• Description: Web Server Development with MC9S12NE64 and OpenTCP
• Manufacturer: Freescale Semiconductor / Motorola

Axiom Ethernet Development Board for the MC9S12NE64, EVB9S12NE64
Axiom Ethernet Development Board for the MC9S12NE64, EVB9S12NE64
This section describes the EVB9S12NE64 and how it must be configured for the web server
demonstration.
EVB9S12NE64
Axiom Manufacturing provides the EVB9S12NE64, a fully featured development board for the
MC9S12NE64. The EVB9S12NE64, shown in
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TO 2.5 V CONVERTER
SPI
18 KEY WAKEUP
MC9S12NE64 single chip Ethernet solution
RJ45 connector with integrated Ethernet high-speed LAN magnetics isolation module
25-MHz crystal
Reset button
BDM connector
Two RS-232C interfaces (with one configurable to an IrDA transceiver)
Four user LEDs
Four user buttons
Potentiometer
256K external RAM (accessible via the external bus)
Prototype area
Access to all MC9S12NE64 pins
V REG 3.3 V
IRQ PORTS
2 X SCI
EMAC
EPHY
IIC
HCS12 CPU WITH DEBUG MODULE
Web Server Development with MC9S12NE64 and OpenTCP, Rev. 0
Figure 4. Block Diagram of the MC9S12NE64
10-BIT, 8 CH
16-BIT, 4 CH
64K FLASH
8K RAM
TIMER
ATD
Figure
5, includes the following:
Notes:
ATD = analog-to-digital converter
CPU = central processor unit
DAC = digital-to-analog converter
IIC = inter-integrated circuit
IRQ = external interrupt request (pin)
LVD = low-voltage detect
LVI = low-voltage inhibit
PMF = pulse modulator with fault protection
PWM = pulse-width modulator
SCI = serial communications interface
SPI = serial peripheral interface
TIM = timer interrupt module
VREG = voltage regulator
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