Introduction of hardware resources
Bảo hành 6 tháng
Main Chip: Pic 16F887/ 16F877A
1) .8 a bright red LED light pipes, do water lights, light experiments;
2) .16 a touch of a button, can do 4 x 4 matrix key experimental;
3) .4 independent keys, buttons do, interrupt, input experiments;
4) .8-bit digital tube, using 74HC138 and 74HC595 control, do count digital display, clock display experiments;
5) real-time clock experiments, using PCF8563T chip, precise control of time, a clock onboard battery power to keep the case off the clock as an uninterruptible power;
6). AT24C02 memory, do E2PROM experiments;
7). Buzzer experiments, artificial sound, music, alarm test;
8) .12-bit DAC7512N number conversion chip modules, high-accuracy DA converter can do experiments;
9). ULN2003 do stepper motors and DC motors drive high-power experiments and experimental devices;
10) relay, do switch to control the experiment, can access high-voltage 220V;
11) .1602 LCD interface, can do digital, character, liquid crystal display label experiments;
12) .12864 LCD interface, do Chinese show, characters, graphics, labeling experiments;
13) Infrared Integrated receiver HX1838, infrared receiver to do experiments;
14) AD board has two input modules, do AD input experiments;
15). Thermistors, temperature-controlled experiments to do;
16). Photoresistor. Do light control experiments;
17). MAX232 serial communication to do experiments;
18). MAX485 do 485 experiments;
19). DS18B20 single-bus digital temperature sensor, to do experiments and single-bus temperature control experiment;
20). PS2 interface, do the mouse input control experiments;
21). 5V and 3.3V power supply module provides power output, the microcontroller can be free to choose 5V and 3.3V operation;
22) Two power lights, a working indicator lights is 3.3V, a 5V operating indicator light is;
23.) Board has a USB 5V power supply module and an external power supply module 8-12V input, 5V, 3.3V, already leads to the power connector for easy connection of an experiment;
24.) Board has a USB download, which can be downloaded directly to the microcontroller and fuse programming procedure;
25.) Wireless module interface, the current board has four popular wireless module interface, namely: NRF905 wireless module, NRF24L01 wireless module, CC1100 radio module, NRF2401A module; to do wireless data transmission experiments;
26). Features Universal Interface expansion module, this interface can be extended to any experiment module above, as long as the interface on OK, for example, color modules, language between modules, dot matrix module; shop over the next three modules will be developed to experiment with the use of the board; learners themselves in some arbitrary interface can be extended;
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