Added example for Maple

This commit is contained in:
maniacbug 2011-12-10 15:54:11 -08:00
parent 53cb579400
commit a6bf911f5a
3 changed files with 509 additions and 0 deletions

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MCU = cortex-m3 ;
CHIP = STM32F103ZE ;
BOARD = maple_native ;
#CHIP = at91sam3u4 ;
#BOARD = sam3u-ek ;
if ! $(TOOLSET)
{
TOOLSET = devkit ;
Echo "Assuming TOOLSET=devkit" ;
}
if $(TOOLSET) = yagarto
{
TOOLS_PATH = ~/Source/yagarto-4.6.2/bin ;
TOOLS_ARCH = arm-none-eabi- ;
}
if $(TOOLSET) = yagarto-install
{
TOOLS_PATH = ~/Source/yagarto/install/bin ;
TOOLS_ARCH = arm-none-eabi- ;
}
else if $(TOOLSET) = devkit
{
TOOLS_PATH = /opt/devkitARM/bin ;
TOOLS_ARCH = arm-eabi- ;
}
else if $(TOOLSET) = maple
{
TOOLS_PATH = /opt/Maple/Resources/Java/hardware/tools/arm/bin ;
TOOLS_ARCH = arm-none-eabi- ;
}
else if $(TOOLSET) = ports
{
TOOLS_PATH = /opt/local/bin ;
TOOLS_ARCH = arm-none-eabi- ;
}
CC = $(TOOLS_PATH)/$(TOOLS_ARCH)gcc ;
C++ = $(TOOLS_PATH)/$(TOOLS_ARCH)g++ ;
AS = $(TOOLS_PATH)/$(TOOLS_ARCH)gcc -c ;
LINK = $(TOOLS_PATH)/$(TOOLS_ARCH)g++ ;
OBJCOPY = $(TOOLS_PATH)/$(TOOLS_ARCH)objcopy ;
DFU = dfu-util ;
DEFINES += VECT_TAB_FLASH BOARD_$(BOARD) MCU_$(CHIP) ERROR_LED_PORT=GPIOC ERROR_LED_PIN=15 STM32_HIGH_DENSITY MAPLE_IDE ;
OPTIM = -Os ;
MFLAGS = cpu=$(MCU) thumb arch=armv7-m ;
CCFLAGS = -Wall -m$(MFLAGS) -g -nostdlib -ffunction-sections -fdata-sections -Wl,--gc-sections ;
C++FLAGS = $(CCFLAGS) -fno-rtti -fno-exceptions ;
LINKFLAGS += -m$(MFLAGS) -Xlinker --gc-sections ;
DFUFLAGS = -a1 -d 0x1eaf:0x0003 -R ;
MAPLE_DIR = $(HOME)/Source/SAM3U/libmaple ;
MAPLE_LIBS = Servo LiquidCrystal Wire FreeRTOS ;
MAPLE_SUBDIRS = wirish wirish/comm wirish/boards libmaple libmaple/usb libmaple/usb/usb_lib ;
SKETCH_DIR = $(HOME)/Source/Arduino ;
SKETCH_LIBS = RF24 ;
MODULE_DIRS = . $(MAPLE_DIR)/$(MAPLE_SUBDIRS) $(MAPLE_DIR)/libraries/$(MAPLE_LIBS) $(SKETCH_DIR)/libraries/$(SKETCH_LIBS) ;
HDRS = $(MODULE_DIRS) ;
LOCATE_TARGET = out/$(TOOLSET) ;
LOCATE_SOURCE = $(LOCATE_TARGET) ;
rule Pde
{
Depends $(<) : $(>) ;
MakeLocate $(<) : $(LOCATE_SOURCE) ;
Clean clean : $(<) ;
}
if ( $(ARDUINO_VERSION) < 100 )
{
ARDUINO_H = WProgram.h ;
}
else
{
ARDUINO_H = Arduino.h ;
}
actions Pde
{
echo "#include <$(ARDUINO_H)>" > $(<)
echo "#line 1 \"$(>)\"" >> $(<)
cat $(>) >> $(<)
}
rule C++Pde
{
local _CPP = $(>:B).cpp ;
Pde $(_CPP) : $(>) ;
C++ $(<) : $(_CPP) ;
}
rule Hex
{
Depends $(<) : $(>) ;
MakeLocate $(<) : $(LOCATE_TARGET) ;
Depends hex : $(<) ;
Clean clean : $(<) ;
}
actions Hex
{
$(OBJCOPY) -O ihex $(>) $(<)
}
rule Binary
{
Depends $(<) : $(>) ;
MakeLocate $(<) : $(LOCATE_TARGET) ;
Depends binary : $(<) ;
Clean clean : $(<) ;
}
actions Binary
{
$(OBJCOPY) -O binary $(>) $(<)
}
rule UserObject
{
switch $(>:S)
{
case .S : As $(<) : $(>) ;
case .ino : C++Pde $(<) : $(>) ;
case .pde : C++Pde $(<) : $(>) ;
}
}
rule Upload
{
Depends up : $(<) ;
NotFile up ;
Always $(<) ;
Always up ;
}
actions Upload
{
$(DFU) $(DFUFLAGS) -D $(<)
}
# Override base objects rule, so all output can go in the output dir
rule Objects
{
local _i ;
for _i in [ FGristFiles $(<) ]
{
local _b = $(_i:B)$(SUFOBJ) ;
local _o = $(_b:G=$(SOURCE_GRIST:E)) ;
Object $(_o) : $(_i) ;
Depends obj : $(_o) ;
}
}
# Override base main rule, so all output can go in the output dir
rule Main
{
MainFromObjects $(<) : $(>:B)$(SUFOBJ) ;
Objects $(>) ;
}
# Modules
MODULES = [ GLOB $(MODULE_DIRS) : *.pde *.c *.cpp *.S ] ;
# Main output executable
MAIN = $(PWD:B).elf ;
# Linker script
LINK_DIR = $(MAPLE_DIR)/support/ld ;
LINKSCRIPT = $(LINK_DIR)/$(BOARD)/flash.ld ;
# Bring in the map and link script
LINKFLAGS += -Wl,-Map=$(LOCATE_TARGET)/$(MAIN:B).map -T$(LINKSCRIPT) -L$(LINK_DIR) ;
Main $(MAIN) : $(MODULES) ;
Binary $(MAIN:B).bin : $(MAIN) ;
Upload $(MAIN:B).bin ;

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#ifdef MAPLE_IDE
#include <stdio.h>
#include "wirish.h"
extern void setup(void);
extern void loop(void);
void board_start(const char* program_name)
{
// Set up the LED to steady on
pinMode(BOARD_LED_PIN, OUTPUT);
digitalWrite(BOARD_LED_PIN, HIGH);
// Setup the button as input
pinMode(BOARD_BUTTON_PIN, INPUT);
digitalWrite(BOARD_BUTTON_PIN, HIGH);
SerialUSB.begin();
SerialUSB.println("Press BUT");
// Wait for button press
while ( !isButtonPressed() )
{
}
SerialUSB.println("Welcome!");
SerialUSB.println(program_name);
int i = 11;
while (i--)
{
toggleLED();
delay(50);
}
}
/**
* Custom version of _write, which will print to the USB.
* In order to use it you MUST ADD __attribute__((weak))
* to _write in libmaple/syscalls.c
*/
extern "C" int _write (int file, char * ptr, int len)
{
if ( (file != 1) && (file != 2) )
return 0;
else
SerialUSB.write(ptr,len);
return len;
}
/**
* Re-entrant version of _write. Yagarto and Devkit now use
* the re-entrant newlib, so these get called instead of the
* non_r versions.
*/
extern "C" int _write_r (void*, int file, char * ptr, int len)
{
return _write( file, ptr, len);
}
__attribute__((constructor)) __attribute__ ((weak)) void premain()
{
init();
}
__attribute__((weak)) void setup(void)
{
board_start("No program defined");
}
__attribute__((weak)) void loop(void)
{
}
__attribute__((weak)) int main(void)
{
setup();
while (true)
{
loop();
}
return 0;
}
#endif // ifdef MAPLE_IDE
// vim:cin:ai:sts=2 sw=2 ft=cpp

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/*
Copyright (C) 2011 James Coliz, Jr. <maniacbug@ymail.com>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
version 2 as published by the Free Software Foundation.
*/
/**
* Example RF Radio Ping Pair ... for Maple
*
* This is an example of how to use the RF24 class. Write this sketch to two different nodes,
* connect the role_pin to ground on one. The ping node sends the current time to the pong node,
* which responds by sending the value back. The ping node can then see how long the whole cycle
* took.
*/
#include "WProgram.h"
#include <SPI.h>
#include "nRF24L01.h"
#include "RF24.h"
//
// Maple specific setup. Other than this section, the sketch is the same on Maple as on
// Arduino
//
#ifdef MAPLE_IDE
// External startup function
extern void board_start(const char* program_name);
// Use SPI #2.
HardwareSPI SPI(2);
#else
#define board_startup printf
#define toggleLED(x) (x)
#endif
//
// Hardware configuration
//
// Set up nRF24L01 radio on SPI bus plus pins 8 & 9
RF24 radio(7,6);
// sets the role of this unit in hardware. Connect to GND to be the 'pong' receiver
// Leave open to be the 'ping' transmitter
const int role_pin = 7;
//
// Topology
//
// Radio pipe addresses for the 2 nodes to communicate.
const uint64_t pipes[2] = { 0xF0F0F0F0E1LL, 0xF0F0F0F0D2LL };
//
// Role management
//
// Set up role. This sketch uses the same software for all the nodes
// in this system. Doing so greatly simplifies testing. The hardware itself specifies
// which node it is.
//
// This is done through the role_pin
//
// The various roles supported by this sketch
typedef enum { role_ping_out = 1, role_pong_back } role_e;
// The debug-friendly names of those roles
const char* role_friendly_name[] = { "invalid", "Ping out", "Pong back"};
// The role of the current running sketch
role_e role;
void setup(void)
{
//
// Role
//
// set up the role pin
pinMode(role_pin, INPUT);
digitalWrite(role_pin,HIGH);
delay(20); // Just to get a solid reading on the role pin
// read the address pin, establish our role
if ( digitalRead(role_pin) )
role = role_ping_out;
else
role = role_pong_back;
//
// Print preamble
//
board_start("\n\rRF24/examples/pingpair/\n\r");
printf("ROLE: %s\n\r",role_friendly_name[role]);
//
// Setup and configure rf radio
//
radio.begin();
// optionally, increase the delay between retries & # of retries
radio.setRetries(15,15);
// optionally, reduce the payload size. seems to
// improve reliability
radio.setPayloadSize(8);
//
// Open pipes to other nodes for communication
//
// This simple sketch opens two pipes for these two nodes to communicate
// back and forth.
// Open 'our' pipe for writing
// Open the 'other' pipe for reading, in position #1 (we can have up to 5 pipes open for reading)
if ( role == role_ping_out )
{
radio.openWritingPipe(pipes[0]);
radio.openReadingPipe(1,pipes[1]);
}
else
{
radio.openWritingPipe(pipes[1]);
radio.openReadingPipe(1,pipes[0]);
}
//
// Start listening
//
radio.startListening();
//
// Dump the configuration of the rf unit for debugging
//
radio.printDetails();
}
void loop(void)
{
//
// Ping out role. Repeatedly send the current time
//
if (role == role_ping_out)
{
toggleLED();
// First, stop listening so we can talk.
radio.stopListening();
// Take the time, and send it. This will block until complete
unsigned long time = millis();
printf("Now sending %lu...",time);
bool ok = radio.write( &time, sizeof(unsigned long) );
if (ok)
printf("ok...\r\n");
else
printf("failed.\r\n");
// Now, continue listening
radio.startListening();
// Wait here until we get a response, or timeout (250ms)
unsigned long started_waiting_at = millis();
bool timeout = false;
while ( ! radio.available() && ! timeout )
if (millis() - started_waiting_at > 200 )
timeout = true;
// Describe the results
if ( timeout )
{
printf("Failed, response timed out.\r\n");
}
else
{
// Grab the response, compare, and send to debugging spew
unsigned long got_time;
radio.read( &got_time, sizeof(unsigned long) );
// Spew it
printf("Got response %lu, round-trip delay: %lu\r\n",got_time,millis()-got_time);
}
toggleLED();
// Try again 1s later
delay(1000);
}
//
// Pong back role. Receive each packet, dump it out, and send it back
//
if ( role == role_pong_back )
{
// if there is data ready
if ( radio.available() )
{
// Dump the payloads until we've gotten everything
unsigned long got_time;
bool done = false;
while (!done)
{
// Fetch the payload, and see if this was the last one.
done = radio.read( &got_time, sizeof(unsigned long) );
// Spew it
printf("Got payload %lu...",got_time);
// Delay just a little bit to let the other unit
// make the transition to receiver
delay(20);
}
// First, stop listening so we can talk
radio.stopListening();
// Send the final one back.
radio.write( &got_time, sizeof(unsigned long) );
printf("Sent response.\r\n");
// Now, resume listening so we catch the next packets.
radio.startListening();
}
}
}
// vim:cin:ai:sts=2 sw=2 ft=cpp