Jäger ADwin-Gold-USB, Руководство пользователя

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Annex
ADwin
A-6
ADwin-Gold USB / ENET, manual version 3.8, October 2005
20400240
Write into register and start conver-
sion immediately: DAC 5
- x x x x x x x x x x x
x : digital value to be converted
– x –
20400250
Write into register and start conver-
sion immediately: DAC 6
- x x x x x x x x x x x – x –
20400260
Write into register and start conver-
sion immediately: DAC 7
- x x x x x x x x x x x – x –
20400270
Write into register and start conver-
sion immediately: DAC 8
- x x x x x x x x x x x – x –
20400300
Enable/disable counter:
CNT_ENABLE
()
- - - - - - - - x x x x
x = 0 : disable counter
x = 1 : enable counter
x x x
20400310 Delete counter:
CNT_CLEAR
() - - - - - - - - x x x x
x = 0 : no effect
x = 1 : clear counter
x x x
20400320 Latch counter:
CNT_LATCH
() - - - - - - - - x x x x
x = 0 : no effect
x = 1 : latch counter
x x x
20400330
Select counter input:
CLR or LATCH
- - - - - - - - x x x x
x = 0 : CLR input
x = 1 : LATCH input
– – x
20400340
Impulse/event counter or pulse
width/period duration measurement
- - - - - - - - x x x x
x = 0 :external clock input
x = 1 : internal reference clock
(20MHz / 5MHz)
– – x
20400350
4-edge evaluation/ CLK+DIR or
20MHz / 5MHz reference clock
- - 0 0 - - - - x x x x
CNT_MODE
=0:
x=0: 4-edge evaluation;
x=1: CLK+DIR
CNT_MODE
=1:
x=0: 20MHz; x=1: 5MHz
– – x
20400370 Counter: Error register
a
several bits Error bits (
CNT_GETSTATUS
) – – x
a. After execution this register will automatically be reset.
Address
[HEX]
Function Bit No.. Comment
Register available
in the module
31:16 15:10 9 8 7 6 5 4 3 2 1 0 Gold
Gold-
DA
Gold-
CO1