Projetos de Circuitos Eletrônicos de Periféricos para Computadores PCs

1. 160 Baud ALDL Hardware Interface
2. 24-line PC digital interface (PDF)
3. 4-channel 8-bit analog-to-digital converter for PC
4. 9-pin null modem cable
5. A PC-Based LowFER Frequency Synthesizer
6. A Serial Infrared Remote Controller
7. Analog Signal Acquisition for PC Printer Port
8. Analog to Digital Conversion (ADC) and Communicating with a PC
9. Apple II/II+/IIe IDE Drive Interface
10. Assorted computer interface circuits
11. AT PC Power Supply 1
12. AT PC Power Supply 2
13. AT PC Power Supply 3
14. AT PC Power Supply 4
15. AT PC Power Supply 5
16. Barcode scanner
17. Basic Stamp I & PC Relay Controller
18. Build your own iRDA SIR Transceiver (Dongle) using MCP2120
19. CCD linear image sensor to PC parallel interface
20. Commodore 64 24-bit parallel port interface with 8255
21. Compter microphone
22. Connect other circuits to PC joystick port
23. Connect two CD-ROM drives to one soundcard
24. Convert Atari-style joystick to PC joystick port
25. DB-9 Connector to DB-25 (both RS-232)
26. Digital Signals Decoding Interfaces
27. Dive computer interface
28. EEPROM programmer
29. Ericsson phone to PC serial port interface
30. Fake Joystick circuit
31. Fax to modem interface
32. Fonte 13.7 Volts pc atx power suply based
33. General purpose 48-bit ISA parallel I/O card
34. Genius Mouse schematics
35. Get power out of PC parallel port
36. Get power out of PC RS-232 port
37. Getting power from RS-232 interface
38. GPS receiver (Gamin, Eagle etc) to PC interface cables
39. HamComm Interface
40. Headphone driving circuit for soundcards
41. Hi-Fi PC Speaker System
42. Homebuilt RS232 LCD Interface
43. How to construct Garmin GPS receiver interface cables
44. How to get power from PC to your circuits
45. I2C printer port adaptor
46. IDE hard-disk interface for Amiga 500
47. iLINK Interface
48. Interface cable for Casio QV-200 digital camera
49. Interfacing 16x2 character :LCD to parallel port
50. Interfacing PC sound card to SSB rig
51. Interfacing to an IBM PC/AT keyboard
52. iRDA printer adapter
53. ISA 48 I/O digital card
54. Isolated Full Duplex RS232C Interface
55. Jupiter card programmer
56. Laptop Computer Serial Port Power Booster
57. Linux Infra-red Remote Control (LIRC)
58. Mac Serial Port (RS-422 DIN-8) to RS-232 DB-25
59. Modem Rockwell RCV336/ACF model V1433VQR ext.
60. More accurate PC/AT clock
61. Null Printer Adapter
62. Parallel (Printer) Port Interface
63. Parallel port ADC based on MAX147
64. Parallel port relay interface
65. Parallel port servo controller
66. PC electrically isolated RS422 interface using SN75176B or MAX485
67. PC electrically isolated RS485 interface using MAX487 or SN75176B
68. PC infrared iRDA interface using TFDS 4500
69. PC interface for point controller
70. PC IR Remote Control Signals
71. PC Serial and Parallel Port Software and Interfaces
72. PC serial port receiver
73. PC speaker volume control circuit
74. PC thermometer
75. PCI to ISA converter
76. Plotter caseira
77. Power from RS-232 port
78. Printer port ADC
79. Radio clock for PC's
80. RGB oo Monochrome converter - Matches impedance of PC to CCTV monitor
81. RS232 - Lowe HF-225 interface
82. RS232 DB-9 switch to flip between two serial ports
83. RS-232 line monitor and loopback cables
84. RS-232 Protocol Analyser
85. RS-232 surge protection
86. RS232 to IrDA convertor using Vishay TOIM3232
87. RS-232 to TTL cable
88. RS232C Level Converter
89. Schematic of a standard PC joystick
90. Sega 3D glass interfacing circuits
91. Short circuit protected power supply from PC 12V supply
92. Simple PC SmartCard reader
93. Simple RS-232 serial port buffer circuit
94. Sound Blaster Microphone Preamplifier
95. Sound Card Interface with Tone Keyer
96. Supply Derives Power From 3-Wire RS-232 Port
97. Temperature sensor for PC
98. The KD2BD Pacsat Modem
99. USB to RS232 Dongle
100. Using the joystick port as general purpose input
101. WatchDog for ISA Bus