PIC 877 and Rf wireless

Started by ramtec73 in Piclist14 years ago 5 replies

Has anyone tried transferring datas to or from 877 wireless. I have wireless rx and tx from www.laipacinc.com. Do we the UART...

Has anyone tried transferring datas to or from 877 wireless. I have wireless rx and tx from www.laipacinc.com. Do we the UART for this? Any examples out there about using UART.


Wireless communications

Started by "Kenneth (K) Macrae" in Piclist9 years ago 2 replies

Hi I'm currently looking at two wireless options: 2.4GHz 433MHz I know the lower frequency allows greater transmission distance. What...

Hi I'm currently looking at two wireless options: 2.4GHz 433MHz I know the lower frequency allows greater transmission distance. What would one go for? Both have USART interfaces and both operate off 3 volts. Please let me know what your ideas / opinions are Thanks Kenneth


Wireless communication

Started by Igor Janjatovic in Piclist12 years ago 7 replies

Hello, I'm looking for RX+TX wireless communication module with following requirements: - 3.3V operation, - low power, - small...

Hello, I'm looking for RX+TX wireless communication module with following requirements: - 3.3V operation, - low power, - small package (for example: 50x50mm) - global frequency standard (2.4 GHz I guess??), - up to 1000m range, - can be configured for multidrop networking, - simple interfacing to PIC MCU with no significant c


Wireless Networking with 16f877?

Started by Kevin Van Winkle in Piclist13 years ago 3 replies

I thought I'd put this query out there in the hopes of not having to reinvent the wheel. I'd like to use a 16f877 (Or...

I thought I'd put this query out there in the hopes of not having to reinvent the wheel. I'd like to use a 16f877 (Or similar) to talk via 802.11b/g. I know of the 8/16 bits kludges of regular NICS to this chip, but was thinking of wireless if anyonw had done i


Wireless 916MHz with PIC

Started by ramtec73 in Piclist14 years ago 2 replies

Has anyone tried using a wireless unit such as one from Laipac.com to send data? I have bought the 916MHz tx and rx. And...

Has anyone tried using a wireless unit such as one from Laipac.com to send data? I have bought the 916MHz tx and rx. And trying figure out how to interface them. The tx section will be run by a 877A. And it is going to display "Hello World" on the rx end with is c


Wireless Development with PICs

Started by Ashwin Shankar in Piclist14 years ago 12 replies

Hi, I'm curious to find out if anyone out there has/wants to use PICs as controllers for RF communications. I'm currently working...

Hi, I'm curious to find out if anyone out there has/wants to use PICs as controllers for RF communications. I'm currently working on a standalone embedded board with integrated wireless capability. The current processor revision is using a RT-Java Embedded. The package will come


interface for phone to sound card??

Started by William Estrada in Piclist9 years ago

Hi group, I am looking for a piece of hardware that I can use to interface a standard phone to a sound card on my laptop. It would look...

Hi group, I am looking for a piece of hardware that I can use to interface a standard phone to a sound card on my laptop. It would look like a 'MagicJack', taking the 2 wires coming from a phone base and split it into Mic input and speaker output. Any ideas?? -- William Estrada M...@popdial.com Mt-Umunhum-Wireless.net ( http://Mt-Umunhum-Wireless.net ) Ymessenger: MrUmunhum ...


How to handle Wireless Serial Data?

Started by Scott Lingerfelt in Piclist12 years ago

I have a couple of retail stores that have multiple wireless sensors that send simple serial data to a receiver that allows connection to a ...

I have a couple of retail stores that have multiple wireless sensors that send simple serial data to a receiver that allows connection to a PC. I have been asked to create a simple web server for each receiver and a simple web interface to present the data. The web server etc.. is no problem but handling the registering and comparision of the sensors is the


Wireless button/keypad

Started by Mada Jimmy in Piclist13 years ago 16 replies

Dear All,   I'm designing wireless button/keypad for quiz or survey with up to 30 people capacity.

Dear All,   I'm designing wireless button/keypad for quiz or survey with up to 30 people capacity.


pic project

Started by harry in Piclist9 years ago

i am new to pic programming. i am doing a small project of wireless sensor networking. can any body help me to tell how to start and...

i am new to pic programming. i am doing a small project of wireless sensor networking. can any body help me to tell how to start and what reference should i read to get basic idea and subsequently in detail. thank you. ------------------------------------


Pre FCC Approved RF?

Started by Scott Lingerfelt in Piclist13 years ago 1 reply

Does anyone know where I can purchase a low cost pre-approved wireless transceiver or transmitter/receiver? I currently use the...

Does anyone know where I can purchase a low cost pre-approved wireless transceiver or transmitter/receiver? I currently use the Maxstream product and would like to get something a little less expensive. Thanks in advance, Scott ***********************************


DTMF Filtering

Started by christopher41877 in Piclist13 years ago 5 replies

Hi everyone, I have a problem with DTMF decoding. I am sending DTMF tones to an MT8880 from a 16F876. Everything works ok when...

Hi everyone, I have a problem with DTMF decoding. I am sending DTMF tones to an MT8880 from a 16F876. Everything works ok when I send it directly from the pic to the 8880 but it has to be wireless. I had two T5620's (Motorola two-way radios)and only when the volume was turn


RF module - KEYMARK

Started by Luis in Piclist12 years ago

hi: see in .pdf manual: The TXC1 is an ASK transmitter module .The result is excellent performance in a simple-to-use .The TXC1 is ...

hi: see in .pdf manual: The TXC1 is an ASK transmitter module .The result is excellent performance in a simple-to-use .The TXC1 is designed specifically for remote-control , wireless mouse and car alarmsystemoperating at 315/433.92 Mhz in the USAunder FCC Part 15 regulation. it?s is possible to work in PBP commands:


Alternate Communications

Started by Scott Lingerfelt in Piclist14 years ago 6 replies

I have been looking for alternate means of collecting remote data. I currently utilize the internet for data collection and...

I have been looking for alternate means of collecting remote data. I currently utilize the internet for data collection and finding it very difficult to get onto many customer LAN's. I am looking for alternate wireless methods such as satellite, cell network, or radio transmission.


RF Transmitter Radio Shack

Started by Scott Lingerfelt in Piclist12 years ago 2 replies

Does anyone know what frequency or protocol "payload" used by Radio Shack wireless products? I have tried to build the product for less but ...

Does anyone know what frequency or protocol "payload" used by Radio Shack wireless products? I have tried to build the product for less but cannot come close. I know its all volume! If I can use Radio Shack sensors I will not need to go through FCC testing. If I know the frequency and if I know the payload I can possibly create a repeater to extend


Wireless USART

Started by "d.fektv" in Piclist10 years ago

Hi guys, I am trying to send 1 byte data packets from one 18f458 to another using 433.93MHz FSK TX/RX devices. I am also using a manchester...

Hi guys, I am trying to send 1 byte data packets from one 18f458 to another using 433.93MHz FSK TX/RX devices. I am also using a manchester encoder/decoder on both ends (DPC-9600) at 9.6kbps. I am using WriteUSART() and ReadUSART() functions in asynch mode at 9.6kbps to send and receive the data. The DPC-9600 simply interfaces the USART pins and the TX/RX devices. In TX mode, the ...


PIC - USB Port Wireless Serial Communication

Started by s_tanberk in Piclist12 years ago 4 replies

I want to make serial communication pic and notebook wirelessly. Notebook has no serial port. So I should use USB port directly. I...

I want to make serial communication pic and notebook wirelessly. Notebook has no serial port. So I should use USB port directly. I will use bluetooth USB dongle for notebook USB port. And I will use a bluetooth minimodule for PIC side. Is there anyone who tried something like this before? I wonder if it is possible to make serial communication u