SPI, 1-Wire, I2C, asynchronous serial...

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Protocol Object List:

Parallax Approved OBJECT OVERVIEW VERSION ATTRIBUTES AUTHOR PUBLISHED UPDATED DOWNLOADS RATING
 
UART Datalogger

A stable and easy to use UART datalogger object with high transfer speeds.

1.0 I.Kövesdi 2009-11-13 2009-11-14 47  
 
Serial Port Driver - Medium Speed

A serial port driver that runs on one cog. The code has been fully optimized with a super simple spin interface for maximum speed and is also fully commented.

Provides ...

11.1 Kwabena W. Agyeman 2009-01-06 2009-11-07 533  
 
Serial Port Driver - Low Speed

An interface serial port library. The code has been fully optimized with a super simple spin interface for maximum speed and is also fully commented.

Provides full support for:

Receiving ...

1.0 Kwabena W. Agyeman 2009-11-06 2009-11-07 25  
 
DS1302_full

A full-featured DS1302 timekeeping chip driver. Based on the original object by Daniel Robert. V1.1: fixed mis-labeled pins in docs.

1.1 BR 2009-09-24 2009-10-27 63  
 
jm_i2c

I2C driver, written in Spin, supports byte, word, long, and block storage/retrieval.

Note: This driver does not drive the clock line -- you must have a pull-up on SCL.

1.0 Jon McPhalen 2009-10-23 2009-10-23 23  
 
8 Channel Output Via Shift Out

This code uses a bitmasking technique to set output states which are serially transmitted to a 74HC595 parallel output shift register. Bitmasking allows reassignment of physical pin functions by alteringbitmask ...

1.0.0 AJ Scott 2009-10-11 2009-10-17 57  
 
jm_dmxin

Simple DMX receiver object. Handles DMX stream (including short packets); also controls LED activity monitor.

For advanced applications that require DMX statistics see Tim Swieter's code:
-- http://obex.parallax.com/objects/233/

1.0 Jon McPhalen 2009-09-23 2009-10-10 30  
 
jm_dmxout

Straightforward DMX512-A output object. Allows user to set start byte, number of frames sent, and break-to-break timing (23 to 44ms).

1.0 Jon McPhalen 2009-09-26 2009-10-10 25  
 
ENC28J60 Ethernet PHY/MAC Chip Driver

WIP TCP/IP Stack / Webserver: http://harrisonpham.com/dp/proptcp

Changes
11/12/2007 - Fixes packet send hang bug.
12/28/2007 - Released under Obex compatible license.
10/06/2009 - Added PASM checksum code, 20MHz SPI, massive ...

4.0 Harrison Pham 2007-08-31 2009-10-06 1,182  
 
nRF24L01 driver and demo

Simple driver for Nordic nRF24L01 transceiver (SPI). For now only supports receive ans tested only with Nordic FOB (see comments in code files).

0.1 Nikita Kareev 2009-09-06 2009-09-06 31  
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