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nrf24l01's Introduction

Port of the nRF24L01 radio firmware by Neil MacMillan to Linux. 
Developed and tested on the mini2440 by Doug and Will Szumski (11-01-12)

Useful Links:

Neil's firmware: http://nrqm.ca/nrf24l01/firmware/

File descriptions:

in mach-config:

mach-mini2440.c : Working machine config configuring SPI0 and GPIO on mini2440, kernel 2.6.32-rc8

in transmit-test:

gpio.c GPIO userspace helper for controlling CE pin:
gpio.h
nRF24L01.h : registers/ constants for radio chipset
packet.h : radio packet definition
radio.c : radio driver
radio.h
spi.c : spi interface / GPIO interface for mini2440
spi.h
threaded_isr.c : interrupt handler for radio (relies on modified spidev interface)
threaded_isr.h
transmit_test.c : transmission test for mini2440 - tested working.

in modified-spidev:

spidev.c : modified spidev to provide uio node for interfacing with the interrupt pin on radio
spidev.h
Makefile : crude makefile for the above
test_uio.c : test for uio node

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