DM300018 Microchip Technology, DM300018 Datasheet - Page 22

• Manufacturer Part Number: DM300018
• Description: BOARD DEMO DSPICDEM 2
• Manufacturer: Microchip Technology
• Type: MCUr

Specifications of DM300018

• Contents: *
• Processor To Be Evaluated: dsPIC30F
• Interface Type: RS-232
• Silicon Manufacturer: Microchip
• Core Architecture: DsPIC
• Core Sub-architecture: DsPIC30
• Silicon Core Number: DsPIC30F
• Silicon Family Name: DsPIC30F2xxx, DsPIC30F3xxx
• Lead Free Status / RoHS Status: Not applicable / RoHS Compliant
• For Use With/related Products: dsPIC30F
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: Q2448034

dsPICDEM 2 Development Board User’s Guide
DS51558A-page 16
2.4.3
To run and observe the sample application follow these steps:
1. Plug the 9 VDC cable into the DC IN connector (J4). The PWR ON indicator
2. Press the RESET ALL pushbutton (S1). The LCD displays the current tempera-
3. Touch the temperature sensor for a moment and observe the temperature read-
4. Adjust the potentiometer clockwise and observe the voltage reading increase.
5. Observe the HyperTerminal screen and note that the information is updated to
FIGURE 2-3:
6. Press pushbutton S5 (INT0) once and note that the rate at which D3 and D4 blink
7. Press pushbutton S6 (INT1) once and note that D3 and D4 blink alternately. As
should illuminate.
ture and voltage values, which represent the A/D conversions from the tempera-
ture sensor and potentiometer, respectively.
The LED indicators (D3 and D4) should initially be off and then start to blink.
ing. It should increase as your finger warms the sensor.
Then readjust it counterclockwise and observe the voltage reading decrease.
match the LCD (see Figure 2-3).
changes. As you press S5 again, observe that the blink rate cycles from
extremely fast (both LEDs appear to be on) to fast (blinking rapidly) to moderate
(blinking slowly) to slow (appear to be switching on and off).
you press S6 again, note the LEDs cycle between blinking together and blinking
alternately.
dsPICDEM™ 2 Board
T=+18C
Observe Sample Application
Pot=3.42v
TYPICAL HyperTerminal
®
SESSION
© 2005 Microchip Technology Inc.