New 'nordic_fob' example started, based on pingpair
This commit is contained in:
maniacbug
parent
76f79e62ed
commit
36167a9e02
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# (1) Project Information
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PROJECT_LIBS = RF24 SPI ;
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PROJECT_DIRS = $(PWD) ;
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# (2) Board Information
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UPLOAD_PROTOCOL ?= stk500v1 ;
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UPLOAD_SPEED ?= 115200 ;
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MCU ?= atmega328p ;
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F_CPU ?= 16000000 ;
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CORE ?= arduino ;
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VARIANT ?= standard ;
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ARDUINO_VERSION ?= 100 ;
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# (3) USB Ports
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PORTS = p4 p6 p9 u0 u1 u2 ;
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PORT_p6 = /dev/tty.usbserial-A600eHIs ;
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PORT_p4 = /dev/tty.usbserial-A40081RP ;
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PORT_p9 = /dev/tty.usbserial-A9007LmI ;
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PORT_u0 = /dev/ttyUSB0 ;
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PORT_u1 = /dev/ttyUSB1 ;
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PORT_u2 = /dev/ttyUSB2 ;
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# (4) Location of AVR tools
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#
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# This configuration assumes using avr-tools that were obtained separate from the Arduino
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# distribution.
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if $(OS) = MACOSX
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{
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AVR_BIN = /usr/local/avrtools/bin ;
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AVR_ETC = /usr/local/avrtools/etc ;
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AVR_INCLUDE = /usr/local/avrtools/include ;
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}
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else
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{
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AVR_BIN = /usr/bin ;
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AVR_INCLUDE = /usr/lib/avr/include ;
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AVR_ETC = /etc ;
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}
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# (5) Directories where Arduino core and libraries are located
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ARDUINO_DIR ?= /opt/Arduino ;
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ARDUINO_CORE = $(ARDUINO_DIR)/hardware/arduino/cores/$(CORE) $(ARDUINO_DIR)/hardware/arduino/variants/$(VARIANT) ;
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ARDUINO_LIB = $(ARDUINO_DIR)/libraries ;
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SKETCH_LIB = $(HOME)/Source/Arduino/libraries ;
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#
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# --------------------------------------------------
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# Below this line usually never needs to be modified
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#
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# Tool locations
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CC = $(AVR_BIN)/avr-gcc ;
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C++ = $(AVR_BIN)/avr-g++ ;
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LINK = $(AVR_BIN)/avr-gcc ;
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AR = $(AVR_BIN)/avr-ar rcs ;
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RANLIB = ;
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OBJCOPY = $(AVR_BIN)/avr-objcopy ;
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AVRDUDE = $(AVR_BIN)/avrdude ;
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# Flags
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DEFINES += F_CPU=$(F_CPU)L ARDUINO=$(ARDUINO_VERSION) VERSION_H ;
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OPTIM = -Os ;
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CCFLAGS = -Wall -Wextra -Wno-strict-aliasing -mmcu=$(MCU) -ffunction-sections -fdata-sections ;
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C++FLAGS = $(CCFLAGS) -fno-exceptions -fno-strict-aliasing ;
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LINKFLAGS = $(OPTIM) -lm -Wl,--gc-sections -mmcu=$(MCU) ;
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AVRDUDEFLAGS = -V -F -D -C $(AVR_ETC)/avrdude.conf -p $(MCU) -c $(UPLOAD_PROTOCOL) -b $(UPLOAD_SPEED) ;
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# Search everywhere for headers
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HDRS = $(PROJECT_DIRS) $(AVR_INCLUDE) $(ARDUINO_CORE) $(ARDUINO_LIB)/$(PROJECT_LIBS) $(ARDUINO_LIB)/$(PROJECT_LIBS)/utility $(SKETCH_LIB)/$(PROJECT_LIBS) ;
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# Output locations
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LOCATE_TARGET = $(F_CPU) ;
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LOCATE_SOURCE = $(F_CPU) ;
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#
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# Custom rules
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#
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rule GitVersion
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{
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Always $(<) ;
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Depends all : $(<) ;
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}
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actions GitVersion
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{
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echo "const char program_version[] = \"\\" > $(<)
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git log -1 --pretty=format:%h >> $(<)
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echo "\";" >> $(<)
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}
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GitVersion version.h ;
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rule Pde
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{
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Depends $(<) : $(>) ;
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MakeLocate $(<) : $(LOCATE_SOURCE) ;
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Clean clean : $(<) ;
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}
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if ( $(ARDUINO_VERSION) < 100 )
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{
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ARDUINO_H = WProgram.h ;
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}
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else
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{
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ARDUINO_H = Arduino.h ;
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}
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actions Pde
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{
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echo "#include <$(ARDUINO_H)>" > $(<)
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echo "#line 1 \"$(>)\"" >> $(<)
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cat $(>) >> $(<)
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}
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rule C++Pde
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{
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local _CPP = $(>:B).cpp ;
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Pde $(_CPP) : $(>) ;
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C++ $(<) : $(_CPP) ;
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}
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rule UserObject
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{
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switch $(>:S)
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{
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case .ino : C++Pde $(<) : $(>) ;
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case .pde : C++Pde $(<) : $(>) ;
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}
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}
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rule Objects
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{
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local _i ;
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for _i in [ FGristFiles $(<) ]
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{
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local _b = $(_i:B)$(SUFOBJ) ;
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local _o = $(_b:G=$(SOURCE_GRIST:E)) ;
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Object $(_o) : $(_i) ;
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Depends obj : $(_o) ;
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}
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}
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rule Library
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{
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LibraryFromObjects $(<) : $(>:B)$(SUFOBJ) ;
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Objects $(>) ;
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}
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rule Main
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{
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MainFromObjects $(<) : $(>:B)$(SUFOBJ) ;
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Objects $(>) ;
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}
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rule Hex
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{
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Depends $(<) : $(>) ;
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MakeLocate $(<) : $(LOCATE_TARGET) ;
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Depends hex : $(<) ;
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Clean clean : $(<) ;
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}
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actions Hex
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{
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$(OBJCOPY) -O ihex -R .eeprom $(>) $(<)
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}
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rule Upload
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{
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Depends $(1) : $(2) ;
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Depends $(2) : $(3) ;
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NotFile $(1) ;
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Always $(1) ;
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Always $(2) ;
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UploadAction $(2) : $(3) ;
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}
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actions UploadAction
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{
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$(AVRDUDE) $(AVRDUDEFLAGS) -P $(<) $(AVRDUDE_WRITE_FLASH) -U flash:w:$(>):i
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}
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rule Arduino
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{
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LINKFLAGS on $(<) = $(LINKFLAGS) -Wl,-Map=$(LOCATE_TARGET)/$(<:B).map ;
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Main $(<) : $(>) ;
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LinkLibraries $(<) : core libs ;
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Hex $(<:B).hex : $(<) ;
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for _p in $(PORTS)
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{
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Upload $(_p) : $(PORT_$(_p)) : $(<:B).hex ;
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}
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}
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#
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# Targets
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#
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# Grab everything from the core directory
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Library core : [ GLOB $(ARDUINO_CORE) : *.c *.cpp ] ;
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# Grab everything from libraries. To avoid this "grab everything" behaviour, you
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# can specify specific modules to pick up in PROJECT_MODULES
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Library libs : [ GLOB $(ARDUINO_LIB)/$(PROJECT_LIBS) $(ARDUINO_LIB)/$(PROJECT_LIBS)/utility $(SKETCH_LIB)/$(PROJECT_LIBS) : *.cpp *.c ] ;
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# Main output executable
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Arduino $(PWD:B).elf : $(PROJECT_MODULES) [ GLOB $(PROJECT_DIRS) : *.c *.cpp *.pde *.ino ] ;
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/*
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Copyright (C) 2011 J. Coliz <maniacbug@ymail.com>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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version 2 as published by the Free Software Foundation.
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*/
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/**
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* Example RF Radio Ping Pair
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*
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* This is an example of how to use the RF24 class. Write this sketch to two different nodes,
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* connect the role_pin to ground on one. The ping node sends the current time to the pong node,
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* which responds by sending the value back. The ping node can then see how long the whole cycle
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* took.
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*/
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#include <SPI.h>
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#include "nRF24L01.h"
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#include "RF24.h"
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#include "printf.h"
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//
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// Hardware configuration
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//
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// Set up nRF24L01 radio on SPI bus plus pins 9 & 10
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RF24 radio(9,10);
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// sets the role of this unit in hardware. Connect to GND to be the 'pong' receiver
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// Leave open to be the 'ping' transmitter
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const int role_pin = 7;
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//
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// Topology
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//
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// Radio pipe addresses for the 2 nodes to communicate.
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const uint64_t pipes[2] = { 0xF0F0F0F0E1LL, 0xF0F0F0F0D2LL };
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//
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// Role management
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//
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// Set up role. This sketch uses the same software for all the nodes
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// in this system. Doing so greatly simplifies testing. The hardware itself specifies
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// which node it is.
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//
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// This is done through the role_pin
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//
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// The various roles supported by this sketch
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typedef enum { role_ping_out = 1, role_pong_back } role_e;
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// The debug-friendly names of those roles
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const char* role_friendly_name[] = { "invalid", "Ping out", "Pong back"};
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// The role of the current running sketch
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role_e role;
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void setup(void)
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{
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//
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// Role
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//
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// set up the role pin
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pinMode(role_pin, INPUT);
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digitalWrite(role_pin,HIGH);
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delay(20); // Just to get a solid reading on the role pin
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// read the address pin, establish our role
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if ( ! digitalRead(role_pin) )
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role = role_ping_out;
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else
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role = role_pong_back;
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//
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// Print preamble
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//
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Serial.begin(57600);
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printf_begin();
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printf("\n\rRF24/examples/pingpair/\n\r");
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printf("ROLE: %s\n\r",role_friendly_name[role]);
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//
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// Setup and configure rf radio
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//
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radio.begin();
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// optionally, increase the delay between retries & # of retries
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radio.setRetries(15,15);
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// optionally, reduce the payload size. seems to
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// improve reliability
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radio.setPayloadSize(8);
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//
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// Open pipes to other nodes for communication
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//
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// This simple sketch opens two pipes for these two nodes to communicate
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// back and forth.
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// Open 'our' pipe for writing
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// Open the 'other' pipe for reading, in position #1 (we can have up to 5 pipes open for reading)
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if ( role == role_ping_out )
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{
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radio.openWritingPipe(pipes[0]);
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radio.openReadingPipe(1,pipes[1]);
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}
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else
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{
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radio.openWritingPipe(pipes[1]);
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radio.openReadingPipe(1,pipes[0]);
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}
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//
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// Start listening
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//
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radio.startListening();
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//
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// Dump the configuration of the rf unit for debugging
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//
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radio.printDetails();
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}
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void loop(void)
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{
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//
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// Ping out role. Repeatedly send the current time
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//
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if (role == role_ping_out)
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{
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// First, stop listening so we can talk.
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radio.stopListening();
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// Take the time, and send it. This will block until complete
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unsigned long time = millis();
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printf("Now sending %lu...",time);
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bool ok = radio.write( &time, sizeof(unsigned long) );
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if (ok)
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printf("ok...");
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else
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printf("failed.\n\r");
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// Now, continue listening
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radio.startListening();
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// Wait here until we get a response, or timeout (250ms)
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unsigned long started_waiting_at = millis();
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bool timeout = false;
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while ( ! radio.available() && ! timeout )
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if (millis() - started_waiting_at > 200 )
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timeout = true;
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// Describe the results
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if ( timeout )
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{
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printf("Failed, response timed out.\n\r");
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}
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else
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{
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// Grab the response, compare, and send to debugging spew
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unsigned long got_time;
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radio.read( &got_time, sizeof(unsigned long) );
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// Spew it
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printf("Got response %lu, round-trip delay: %lu\n\r",got_time,millis()-got_time);
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}
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// Try again 1s later
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delay(1000);
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}
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//
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// Pong back role. Receive each packet, dump it out, and send it back
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//
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if ( role == role_pong_back )
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{
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// if there is data ready
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if ( radio.available() )
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{
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// Dump the payloads until we've gotten everything
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unsigned long got_time;
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bool done = false;
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while (!done)
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{
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// Fetch the payload, and see if this was the last one.
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done = radio.read( &got_time, sizeof(unsigned long) );
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// Spew it
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printf("Got payload %lu...",got_time);
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// Delay just a little bit to let the other unit
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// make the transition to receiver
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delay(20);
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}
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// First, stop listening so we can talk
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radio.stopListening();
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// Send the final one back.
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radio.write( &got_time, sizeof(unsigned long) );
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printf("Sent response.\n\r");
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// Now, resume listening so we catch the next packets.
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radio.startListening();
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}
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}
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}
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// vim:cin:ai:sts=2 sw=2 ft=cpp
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@ -0,0 +1,37 @@
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/*
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Copyright (C) 2011 J. Coliz <maniacbug@ymail.com>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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version 2 as published by the Free Software Foundation.
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*/
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/**
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* @file printf.h
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*
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* Setup necessary to direct stdout to the Arduino Serial library, which
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* enables 'printf'
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*/
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#ifndef __PRINTF_H__
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#define __PRINTF_H__
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#ifdef ARDUINO
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int serial_putc( char c, FILE * )
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{
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Serial.write( c );
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return c;
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}
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void printf_begin(void)
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{
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fdevopen( &serial_putc, 0 );
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}
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#else
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#error This example is only for use on Arduino.
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#endif // ARDUINO
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#endif // __PRINTF_H__
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