X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=usb%2Fhid%2Fmouse%2Folimex_stm32-h103_usb_hid%2FREADME;fp=usb%2Fhid%2Fmouse%2Folimex_stm32-h103_usb_hid%2FREADME;h=a97ac1ff20c535d1eac592d62a599ee9a359d118;hb=fca1023c83ab7d90521dde6149fa8a62dccca37d;hp=0000000000000000000000000000000000000000;hpb=541542efcd97eff24a7708f42186bfe538364d44;p=sigrok-dumps.git diff --git a/usb/hid/mouse/olimex_stm32-h103_usb_hid/README b/usb/hid/mouse/olimex_stm32-h103_usb_hid/README new file mode 100644 index 0000000..a97ac1f --- /dev/null +++ b/usb/hid/mouse/olimex_stm32-h103_usb_hid/README @@ -0,0 +1,36 @@ +------------------------------------------------------------------------------- +USB HID (full-speed signalling) +------------------------------------------------------------------------------- + +This is a set of example captures of USB/HID communication on an Olimex +STM32-H103 eval board with an ST STM32 (ARM Cortex-M3) microcontroller. + +The firmware on the board is a simple libopencm3 example named 'usb_hid' +which lets the mouse curser move a small amount to the left and then back +to the right in an infinite loop. + +Details: +http://olimex.com/dev/stm32-h103.html +http://libopencm3.org +http://libopencm3.git.sourceforge.net/git/gitweb.cgi?p=libopencm3/libopencm3;a=tree;f=examples/stm32/f1/stm32-h103/usb_hid + + +Logic analyzer setup +-------------------- + +The logic analyzer used was a ChronoVu LA8 (at 100MHz): + + Probe STM32-H103 + ---------------------- + 6 (blue) DM + 7 (yellow) DP + + +olimex_stm32-h103_usb_hid.sr +---------------------------- + +The sigrok command line used was: + + sigrok-cli -d 0:samplerate=100mhz --samples 8388608 \ + -p '7=DM,8=DP' -o +