From: Uwe Hermann Date: Wed, 6 Mar 2013 13:10:23 +0000 (+0100) Subject: max6921: Move files to beagleboard_nixie_cape/. X-Git-Url: https://sigrok.org/gitweb/?p=sigrok-dumps.git;a=commitdiff_plain;h=d7e1285ae4953d0b877cc9ed0603de16f2fde966 max6921: Move files to beagleboard_nixie_cape/. There could be other max6921 dumps later for different boards/setups. --- diff --git a/vfd/max6921/README b/vfd/max6921/README deleted file mode 100644 index a71a3fa..0000000 --- a/vfd/max6921/README +++ /dev/null @@ -1,65 +0,0 @@ -------------------------------------------------------------------------------- -MAX6921 Shift Register -------------------------------------------------------------------------------- - -This is a capture of data output to a MAX6921 high voltage shift register that -was outputting data for a VFD clock. - -The signals were grabbed on a 28-pin PLCC chip (MAX6921) which outputs 20-bits -that is crafted as a design for VFD applications. - -Logic analyzer setup --------------------- - -The logic analyzer used was Open Bench Logic Sniffer (at 10Mhz): - - Probe MAX6921 Pin - -------------------------- - 0 LOAD - 1 DATA - 2 CLK - 3 BLANK (PWM Brightness Control) - -Data ----- - -The data contain various values for the VFD being driven, as reference at the -prototype Nixie Cape for the Beaglebone. - - Digit Bit - -------------------------- - 0 1<<12 - 1 1<<19 - 2 1<<13 - 3 1<<18 - 4 1<<14 - 5 1<<17 - 6 1<<16 - 7 1<<15 - 8 1<<15 - 9 1<<11 - - Segment Bit - --------------------------- - SEG_A 1<<0 - SEG_B 1<<1 - SEG_C 1<<2 - SEG_D 1<<3 - SEG_E 1<<4 - SEG_F 1<<5 - SEG_G 1<<6 - SEG_H 1<<7 - - -References: ------------ - - * BeagleBoard.org Vendor Tree (https://github.com/beagleboard/kernel) - * Beagle Nixie GitHub (https://github.com/mranostay/beagle-nixie/) - * MAX6921 Datasheet (http://datasheets.maximintegrated.com/en/ds/MAX6921-MAX6931.pdf) - -The sigrok command line used was: - - sigrok-cli --driver=ols:conn=/dev/ttyACM0 -d samplerate=10mhz \ - -samples=24576 -p 0=LOAD,1=DATA,2=CLK,3=BLANK -o max6921_data_10mhz.sr - diff --git a/vfd/max6921/beagleboard_nixie_cape/README b/vfd/max6921/beagleboard_nixie_cape/README new file mode 100644 index 0000000..a71a3fa --- /dev/null +++ b/vfd/max6921/beagleboard_nixie_cape/README @@ -0,0 +1,65 @@ +------------------------------------------------------------------------------- +MAX6921 Shift Register +------------------------------------------------------------------------------- + +This is a capture of data output to a MAX6921 high voltage shift register that +was outputting data for a VFD clock. + +The signals were grabbed on a 28-pin PLCC chip (MAX6921) which outputs 20-bits +that is crafted as a design for VFD applications. + +Logic analyzer setup +-------------------- + +The logic analyzer used was Open Bench Logic Sniffer (at 10Mhz): + + Probe MAX6921 Pin + -------------------------- + 0 LOAD + 1 DATA + 2 CLK + 3 BLANK (PWM Brightness Control) + +Data +---- + +The data contain various values for the VFD being driven, as reference at the +prototype Nixie Cape for the Beaglebone. + + Digit Bit + -------------------------- + 0 1<<12 + 1 1<<19 + 2 1<<13 + 3 1<<18 + 4 1<<14 + 5 1<<17 + 6 1<<16 + 7 1<<15 + 8 1<<15 + 9 1<<11 + + Segment Bit + --------------------------- + SEG_A 1<<0 + SEG_B 1<<1 + SEG_C 1<<2 + SEG_D 1<<3 + SEG_E 1<<4 + SEG_F 1<<5 + SEG_G 1<<6 + SEG_H 1<<7 + + +References: +----------- + + * BeagleBoard.org Vendor Tree (https://github.com/beagleboard/kernel) + * Beagle Nixie GitHub (https://github.com/mranostay/beagle-nixie/) + * MAX6921 Datasheet (http://datasheets.maximintegrated.com/en/ds/MAX6921-MAX6931.pdf) + +The sigrok command line used was: + + sigrok-cli --driver=ols:conn=/dev/ttyACM0 -d samplerate=10mhz \ + -samples=24576 -p 0=LOAD,1=DATA,2=CLK,3=BLANK -o max6921_data_10mhz.sr + diff --git a/vfd/max6921/beagleboard_nixie_cape/max6921_data_10mhz.sr b/vfd/max6921/beagleboard_nixie_cape/max6921_data_10mhz.sr new file mode 100644 index 0000000..25b4500 Binary files /dev/null and b/vfd/max6921/beagleboard_nixie_cape/max6921_data_10mhz.sr differ diff --git a/vfd/max6921/max6921_data_10mhz.sr b/vfd/max6921/max6921_data_10mhz.sr deleted file mode 100644 index 25b4500..0000000 Binary files a/vfd/max6921/max6921_data_10mhz.sr and /dev/null differ