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My project test.fcf

MCU : 18F4550
Micro SD: Sandisk 512MB FAT16

My sd card design like this sd card.png , except code protect and WP pins and mcu and sd card supply 3.3v

Init_FAT() return 254 0xFE - No Response Error.

mesurements with digital ossiloscope, logik analyzer seems be ok. My ...

Ah,
Looking at your picture Boostc is prevented from running.
If re-installing don't work then:
it could be either:
1) A Data Execution Prevention(DEP) issue. If that is the case then if you follow this step by step:
http://www.itechtalk.com/thread3591.html
Then just add the BoostC exe's to the ...

it's works

Thanks for help.

Simple led output flowcode.
My OS Win 2008 R2 SP1 x64, i5 3.1GHz, 8GB ram
it's my dedicated web server, including 1500+ domains

Launching the compiler...
C:\Program Files (x86)\Flowcode\v5\Tools\boostc\boostc_pic18_flowcode.exe -v -t PIC18F4550 "Flowcode1.c"

.......................Return code = -1073741674
Flowcode was unable to compile the flowchart's C code due to the following errors:


If your flowchart contains C code ...

My FAT component have only Chip Select connection. Clock, Data in, Data out pins are not show in pin connection window.