Dev/LisaL - Revision history

Flixr at 17:16, 18 March 2013

2013-03-18T17:16:17Z

← Older revision		Revision as of 11:16, 18 March 2013
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	https://my.st.com/public/STe2ecommunities/mcu/Lists/ARM%20CortexM3%20STM32/Flat.aspx?RootFolder=https%3a%2f%2fmy.st.com%2fpublic%2fSTe2ecommunities%2fmcu%2fLists%2fARM%20CortexM3%20STM32%2fi2c%20busy%20flag&FolderCTID=0x01200200770978C69A1141439FE559EB459D758000626BE2B829C32145B9EB5739142DC17E&currentviews=645		https://my.st.com/public/STe2ecommunities/mcu/Lists/ARM%20CortexM3%20STM32/Flat.aspx?RootFolder=https%3a%2f%2fmy.st.com%2fpublic%2fSTe2ecommunities%2fmcu%2fLists%2fARM%20CortexM3%20STM32%2fi2c%20busy%20flag&FolderCTID=0x01200200770978C69A1141439FE559EB459D758000626BE2B829C32145B9EB5739142DC17E&currentviews=645

	~~[[Category:Projects]]~~ [[Category:Hardware]] [[Category:Software]] [[Category:Developer_Documentation]]		[[Category:Hardware]] [[Category:Software]] [[Category:Developer_Documentation]]

Sjwilks: /* Software */

2011-12-04T15:02:03Z

Software

← Older revision		Revision as of 09:02, 4 December 2011
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	Airframe in the svn currently running on lisa/L		Airframe in the svn currently running on lisa/L

	- Poine/~~booz2_a6~~ : this is an hexarotor with mikrokopter motor controllers and running booz2 code in the stm32		- Poine/h_hex : this is an hexarotor with mikrokopter motor controllers and running booz2 code in the stm32
	- Poine/booz2_a7 : this is an asctec quadrotor with astec motor controllers and running booz2 code in the stm32		- Poine/booz2_a7 : this is an asctec quadrotor with astec motor controllers and running booz2 code in the stm32
	- Poine/booz2_a8 : this is a biplan with asctec motor controllers and using stm32 only as io processor - this one is in progress		- Poine/booz2_a8 : this is a biplan with asctec motor controllers and using stm32 only as io processor - this one is in progress
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	make AIRCRAFT=BETH clean_ac overo_test_spi_link.upload		make AIRCRAFT=BETH clean_ac overo_test_spi_link.upload


	== Pending TODO ==		== Pending TODO ==

Esden at 00:33, 10 March 2011

2011-03-10T00:33:34Z

← Older revision		Revision as of 18:33, 9 March 2011
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	https://my.st.com/public/STe2ecommunities/mcu/Lists/ARM%20CortexM3%20STM32/Flat.aspx?RootFolder=https%3a%2f%2fmy.st.com%2fpublic%2fSTe2ecommunities%2fmcu%2fLists%2fARM%20CortexM3%20STM32%2fi2c%20busy%20flag&FolderCTID=0x01200200770978C69A1141439FE559EB459D758000626BE2B829C32145B9EB5739142DC17E&currentviews=645		https://my.st.com/public/STe2ecommunities/mcu/Lists/ARM%20CortexM3%20STM32/Flat.aspx?RootFolder=https%3a%2f%2fmy.st.com%2fpublic%2fSTe2ecommunities%2fmcu%2fLists%2fARM%20CortexM3%20STM32%2fi2c%20busy%20flag&FolderCTID=0x01200200770978C69A1141439FE559EB459D758000626BE2B829C32145B9EB5739142DC17E&currentviews=645

	[[Category:Projects]] [[Category:Hardware]] [[Category:Developer_Documentation]]		[[Category:Projects]] [[Category:Hardware]] [[Category:Software]] [[Category:Developer_Documentation]]

Esden at 00:33, 10 March 2011

2011-03-10T00:33:08Z

← Older revision		Revision as of 18:33, 9 March 2011
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	https://my.st.com/public/STe2ecommunities/mcu/Lists/ARM%20CortexM3%20STM32/Flat.aspx?RootFolder=https%3a%2f%2fmy.st.com%2fpublic%2fSTe2ecommunities%2fmcu%2fLists%2fARM%20CortexM3%20STM32%2fi2c%20busy%20flag&FolderCTID=0x01200200770978C69A1141439FE559EB459D758000626BE2B829C32145B9EB5739142DC17E&currentviews=645		https://my.st.com/public/STe2ecommunities/mcu/Lists/ARM%20CortexM3%20STM32/Flat.aspx?RootFolder=https%3a%2f%2fmy.st.com%2fpublic%2fSTe2ecommunities%2fmcu%2fLists%2fARM%20CortexM3%20STM32%2fi2c%20busy%20flag&FolderCTID=0x01200200770978C69A1141439FE559EB459D758000626BE2B829C32145B9EB5739142DC17E&currentviews=645

			[[Category:Projects]] [[Category:Hardware]] [[Category:Developer_Documentation]]

Esden: /* Schematics */

2011-01-28T22:12:07Z

Schematics

← Older revision		Revision as of 16:12, 28 January 2011
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	in lisa/V1.1 directory.		in lisa/V1.1 directory.

	If you have no [http://www.cadsoftusa.com/ Eagle PCB] software or just need a quick peek you can also look at [[Dev/LisaL/Schematics/V1.1]]. This page also includes the place plans to find positions of parts.		If you have no [http://www.cadsoftusa.com/ Eagle PCB] software or just need a quick peek you can also look at [[Dev/LisaL/Schematics/V1.0]] or [[Dev/LisaL/Schematics/V1.1]]. This page also includes the place plans to find positions of parts.

	== Software ==		== Software ==

Esden: Added Schematics section and some fixes.

2010-11-07T02:46:39Z

Added Schematics section and some fixes.

← Older revision		Revision as of 20:46, 6 November 2010
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	=== Hardware ===		== Hardware ==

	Lisa/L is based on the 64 pins STM32F103RE processor featuring 64k of RAM and 512k of FLASH. All the pins are exposed, providing access to the complete set of the STM32 peripherals.		Lisa/L is based on the 64 pins STM32F103RE processor featuring 64k of RAM and 512k of FLASH. All the pins are exposed, providing access to the complete set of the STM32 peripherals.

	*Power Supply		=== Power Supply ===

	The board features a pair of two amps switching power supply module, one on 5V for external peripherals ( like modems, servos, USB webcams or wifi sticks) and one on 3V3 for the rest of the avionics. A third linear supply is available for providing clean power to inertial sensors.		The board features a pair of two amps switching power supply module, one on 5V for external peripherals ( like modems, servos, USB webcams or wifi sticks) and one on 3V3 for the rest of the avionics. A third linear supply is available for providing clean power to inertial sensors.
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	The Lisa/L v0.99 and 0.101 (1.0-r1) has an input range of 8V to 18V. Upper limit due to PTH08080WAH switcher, and lower limit is due to LM317MDTXFS linear reg for intermediate voltage for analog components. (source Piotr)		The Lisa/L v0.99 and 0.101 (1.0-r1) has an input range of 8V to 18V. Upper limit due to PTH08080WAH switcher, and lower limit is due to LM317MDTXFS linear reg for intermediate voltage for analog components. (source Piotr)

	*MCU		=== MCU ===

	In brief, the STM32 features 3 USARTS, 2 SPI, 2 I2C, 1 CAN, a plethora of timers, ADCs and a generic DMA able to serve all of them.		In brief, the STM32 features 3 USARTS, 2 SPI, 2 I2C, 1 CAN, a plethora of timers, ADCs and a generic DMA able to serve all of them.
	On the board, a number of the communication interfaces are level shifted with user selectable voltage to allow interfacing with all kind of peripherals.		On the board, a number of the communication interfaces are level shifted with user selectable voltage to allow interfacing with all kind of peripherals.

	*Pressure sensors		=== Pressure sensors ===

	The board is equipped with a pair of pressure sensors, one absolute to measure altitude and one differential to measure airspeed. The sensors are amplified and low passed before being sampled by a pair of 16 bits ADCs.		The board is equipped with a pair of pressure sensors, one absolute to measure altitude and one differential to measure airspeed. The sensors are amplified and low passed before being sampled by a pair of 16 bits ADCs.
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	FT2232H		=== FT2232H ===

	This chip is heart of the communications with the board while developing. It provides JTAG on the STM32 and SERIAL/USB conversion for the Overo console. It is powered by the USB bus and hence unpowered while in flight.		This chip is heart of the communications with the board while developing. It provides JTAG on the STM32 and SERIAL/USB conversion for the Overo console. It is powered by the USB bus and hence unpowered while in flight.
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	mini module used for dev : [http://www.ftdichip.com/Products/EvaluationKits/FT2232H_MiniModule.htm URL]		mini module used for dev : [http://www.ftdichip.com/Products/EvaluationKits/FT2232H_MiniModule.htm URL]

			The design of that module is based on [http://randomprojects.org/wiki/Floss-JTAG FLOSS-JTAG].

	*Gumstix Overo COM		=== Gumstix Overo COM ===

	[http://pubs.gumstix.com/boards/COMS/Overo/PF3503-R2410_DWG.pdf] mechanical drawings		[http://pubs.gumstix.com/boards/COMS/Overo/PF3503-R2410_DWG.pdf] mechanical drawings
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	Exposed peripherals comprise two level shifted UARTs and two USB controllers ( one Host and one OTG )		Exposed peripherals comprise two level shifted UARTs and two USB controllers ( one Host and one OTG )

	*CAN		=== CAN ===

	There are several passives around the CAN transceiver that are responsable for the bus configuration and termination.		There are several passives around the CAN transceiver that are responsable for the bus configuration and termination.
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	For more detailed description refer to [http://www.microchip.com/wwwproducts/Devices.aspx?dDocName=en010405 MCP2551 Datasheet]		For more detailed description refer to [http://www.microchip.com/wwwproducts/Devices.aspx?dDocName=en010405 MCP2551 Datasheet]

			=== Schematics ===

			You can find the schematics of Lisa/L in the svn repository here:
			svn co svn://svn.savannah.nongnu.org/paparazzi/paparazzi-hardware/trunk paparazzi-hardware
			in lisa/V1.1 directory.

			If you have no [http://www.cadsoftusa.com/ Eagle PCB] software or just need a quick peek you can also look at [[Dev/LisaL/Schematics/V1.1]]. This page also includes the place plans to find positions of parts.

	== Software ==		== Software ==

Paulcox: /* Compiler optimizations to add to Makefile */

2010-09-10T14:06:26Z

Compiler optimizations to add to Makefile

← Older revision		Revision as of 08:06, 10 September 2010
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	* Instructions for streaming video from USB webcam over network : [[Lisa Logitech Camera]]		* Instructions for streaming video from USB webcam over network : [[Lisa Logitech Camera]]

	===Compiler optimizations to add to Makefile===		===Compiler optimizations to add to Makefile.omap===
	====VFP====		====VFP====
	The following requests that the compiler generate vfp code (should speed up floats and doubles).		The following requests that the compiler generate vfp code (should speed up floats and doubles).

Paulcox: /* Compiler optimizations to add to Makefile */

2010-09-10T14:06:11Z

Compiler optimizations to add to Makefile

← Older revision		Revision as of 08:06, 10 September 2010
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	===Compiler optimizations to add to Makefile===		===Compiler optimizations to add to Makefile===
			====VFP====
	The following requests that the compiler generate vfp code (should speed up floats and doubles).		The following requests that the compiler generate vfp code (should speed up floats and doubles).
	: CFLAGS += -O$(OPT) -march=armv7-a -mtune=cortex-a8 -mfpu=vfp -mfloat-abi=softfp		: CFLAGS += -O$(OPT) -march=armv7-a -mtune=cortex-a8 -mfpu=vfp -mfloat-abi=softfp
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	faddd d17, d18, d17		faddd d17, d18, d17
	</pre>		</pre>
			On a beth control algorithm using floats, a very qualitative test using top showed CPU util drop from ~10% to ~5%.
			====NEON====
	The following asks the compiler to use neon. neon is 32 bit so no doubles. neon is wicked fast but I haven't had success in using it yet on lisa		The following asks the compiler to use neon. neon is 32 bit so no doubles. neon is wicked fast but I haven't had success in using it yet on lisa
	: CFLAGS = -save-temps -O$(OPT) -march=armv7-a -mtune=cortex-a8 -mfloat-abi=softfp -mfpu=neon -ftree-vectorize -fomit-frame-pointer -ffast-math		: CFLAGS = -save-temps -O$(OPT) -march=armv7-a -mtune=cortex-a8 -mfloat-abi=softfp -mfpu=neon -ftree-vectorize -fomit-frame-pointer -ffast-math

Paulcox: /* OMAP programs */

2010-09-10T14:03:31Z

OMAP programs

@@ Line 161: / Line 161: @@
 * List of USB devices tested : [[Lisa USB]]
 * Instructions for streaming video from USB webcam over network : [[Lisa Logitech Camera]]
 === Misc Notes ===

Lamestllama: /* Software TODO */

2010-08-28T16:08:28Z

Software TODO

← Older revision		Revision as of 10:08, 28 August 2010
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	* <strike>move sign of IMU calibration coef to a the board/hardware header</strike>		* <strike>move sign of IMU calibration coef to a the board/hardware header</strike>
	* write ppm decoder for the stm32		* write ppm decoder for the stm32
	* improve spektrum protocol decoder to automatically handle the different models and modes of transmitters		*<strike> improve spektrum protocol decoder to automatically handle the different models and modes of transmitters</strike>

	=== Hardware TODO ===		=== Hardware TODO ===