Revision History

Rev.1-00
========
original release

Rev.1-01
========
possible startup problems at low mains voltages corrected

Rev.1-10
========
bug fix: large zoom in waveform detail
"infinite" (=2147483648) number of runs implemented
enable/disable of the temperature sensor

Rev.1-11
========
service of the LV/HV HW version:
	indication in dialog box "Information"
	different voltage thresholds in PSU monitoring
possible startup problems at low mains voltages corrected

Rev.1-12
========
startup and undervoltage service redesigned
DMA clock slowed down if not required to reduce EMI
amplifier shutdown changed: amplifier deactivation after offset deactivation
press button activated during startup
offset inactive if activated via press button

Rev.1-20
========
USB support extended:
	waveform editing
	measurement management

Rev.1-30
========
Full support of HW Rev.1-10 and later:
	infinite number of runs
	burst mode
	smart trigger
Notes:
	new functions are not accessible on previous HW revisions
	measurements must be reprogrammed due to format changes (e.g. saved with FW Rev.1-20 & reloaded with FW Rev.1-30)
bug fixes:
	end of single runs on manual triggering
	progress bar drawing
	output and offset switching
	menu processing

Rev.1-31
========
LCD performance improvement
timer reliability improved
bug fixes:
	DMA clock slow down
	"Halt" in burst mode

Rev.1-40
========
Implementation of remote control via USB

Rev.1-41
========
optional calibration constants of the ADCs in the FLASH
optional hardware settings in the FLASH
bug fixes:
	USB communication
	FLASH loader
Note: firmware buggy, encoder function distorted

Rev.1-50
========
smart trigger:
	switching delay reduced
	optional interruption of the running measurement
remote control:
	implementation of acceleration by the left-arrow key
waveform timing
	frequencies up to 2.5kHz allowed now
bug fixes:
	encoder function from rev.1-41
	clock measurement

Rev.1-51
========
bug fixes:
	manual trigger did not work with activated smart trigger
	display in measurement control
	saving the number of the actual measurement

Rev.1-60
========
external synchronization implemented
improved timing setup
experiment control (formerly measurement control)
	manual trigger also if external trigger is selected
safer voltage monitoring
remote control: faster encoder rotation possible
improved scrolling in dialog boxes
restart by up+enter+down
bug fixes:
	display of small waveforms
	frequency setting of duration < 1ms
	display update at create measurement

Rev.1-61
========
proper interpretation of Boolean variables read from MRAM

Rev.1-62
========
bug fixes:
	CPU overload at high rates of smart-trigger pulses

Rev.1-70
========
Trigger Monitor implemented
bug fixes:
	On/Off push button remains disabled on errors now
external/internal synchronization:
	settings applied already during startup
	switching in System Preferences applies immediately
	state indicated in Clock Monitor
smart trigger:
	startup procedure at high rates of smart-trigger pulses corrected
	enable/disable by pulses #201/#202
	stopping pulse #200 does not halt the device more
	false stopping at the end of waveform prevented
	false generator activation at entering of Experiment Control prevented
versions for the power switch (POWER_SWITCH)

Rev.1-71
========
Maximum output frequency extended to 10kHz


Rev.2-00
========
Firmware redesign, versions for the power switch (POWER_SWITCH) and the 4-channel power switch (POWER_SWITCH_4CH) implemented
menu navigation in dialog boxes improved
encoder function corrected
SD-ADC & Program corrected
Trigger Monitor corrected 
Measurement Setup: protection for unsaved measurements added
Measurement Control: minor bug correction
Interface Setup & Display Setup added
Monitoring CPU temperature & supply voltage added
POWER_SWITCH_4CH:
	Interlock and USB disabling implemented

Rev.2-01
========
Error message @short circuit corrected: "!!overtemperature!!" -> "!!output overload!!"
CPU temperature measurement corrected: T in K / 10 -> t in °C - Print::millidegs -> Print::cK
Settings.cpp:
	LCD_save_bright   = BrightnessEncoder::DEF/5;
EncoderContrast.hpp: ContrastEncoder::DEF = 40
SetupSystem.cpp: Value_Temp_X: 9 -> 12
System.hpp: extern "C" interrupt void TimerA1(); -> interrupt void TimerA1();

Rev.2-10
========
Settings defaults adjusted
break on missing trigger implemented (Measurement Control & Settings)
DMA clock corrected

Rev.2-11
========
POWER_SWITCH_4CH:
	Outputs disabled if device inactive

Rev.2-20
========
bug fixes:
	get/set memory data
	modify measurement
	system information
changes:
	temperature measurement
	get hardware settings
	get/set system preferences