Compare Open4 & Primer Products

	Products
	Open4
Features	STM32F407xG (Cortex-M4)	STM32F107xC	STM32F103xG	STM32F103xE	STM32L152	STM32 Primer1
Development Features
GCC C compiler	Yes	Yes	Yes	Yes	Yes	Yes
Ride7	Yes	Yes	Yes	Yes	Yes	Yes
Programming	Unlimited	Unlimited	Unlimited	Unlimited	Unlimited	Unlimited
Debugging	to 64 KB	to 64 KB	to 64 KB	to 64 KB	to 64 KB	to 64 KB
Debugging external boards	Yes	Yes	Yes	Yes	Yes	--
SWV trace	Yes	Yes	Yes	Yes	Yes	--
Connection to user PC	USB	USB	USB	USB	USB	USB
Evaluation Features
Target MCU	STM32F407IG	STM32F107VC	STM32F103VG	STM32F103VE	STM32L152	STM32F103RB
Interchangable MCUs	Yes	Yes	Yes	Yes	Yes	--
User USB connector	Yes	Yes	Yes	Yes		Yes
CAN	Yes	Yes (2)	Yes	--		Yes
Audio Codec	Yes	Yes	Yes	Yes		--
Target board display	--	--	--	--	Yes	--
Temerature sensor	--	--	--	--	Yes	--
Pressure sensor	Yes	--	--	--	Yes	--
Accelerometer	Yes	Yes	Yes	Yes	Yes	Yes
Color LCD	Yes	Yes	Yes	Yes	Yes	Yes
Touchscreen	240 x 320 px	240 x 320 px	240 x 320 px	240 x 320 px	240 x 320 px	128 x 128 px
Voice quality audio	Yes	Yes	Yes	Yes	Yes	Yes
Joystick	Yes	Yes	Yes	Yes	Yes	--
Push buttons	5	5	5	5	5	1
Micro SD card conector	Yes	Yes	Yes	Yes	Yes	--
IrDA transceiver	Yes	Yes	Yes	Yes	Yes	--
20-pin add on connector	Yes	Yes	Yes	Yes	Yes	--

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