Fujitsu MB91360 manual Trouble Shooting

STARTERKIT MB91360
Chapter 7 Appendix
Problem	Solution
evaluation board fails	(see debugger introduction).
(Communication errors)	☛ Make sure no other programs are
	using the same COM-port on your PC.
	Close all other applications (e.g. Flash
	programmer utilities, terminals etc.)
	☛ Use the provided RS232-cable (1:1
	extension type) to connect from your PC
	to the „Monitor COM“ connector.
	☛ If you are using a PC without a fast
	UART (16550 type), you have to switch
	to a lower baudrate (e.g. 38400 Baud)
	and re-program the kernel according to
	this baudrate (see „flash programming“
	section).
The program stops at the label	☛ Before downloading a new project to
„uninitialized interrupt !“	the evaluation board, re-initialize using
	the Monitor-Reset. This will erase all
	valid interrupt definitions from previous
	programs executed on the starterkit.
	☛ Make sure you haven’t enabled any
	interrupts that have no interrupt handler
	(see the INTVECT.INC file) !
	Note : Since the „Abort“-function uses
	the external interrupt 0, interrupts are
	usually enabled !
Hardware units such as LEDs,	☛ Make sure you have enabled these
user buttons, UART0 or CAN are	units on the evaluation board using the
not working.	appropriate jumpers (e.g. JP13 for
	LEDs). See the provided examples and
	the hardware manual for information on
	how to control the peripherals.
CAN devices do not respond	☛ Adjust the potentiometer RV2 (slew
	rate) according to the line.
Table 5: Trouble Shooting

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