© Quantum Research Group Ltd.
Put Mode
Get Mode
Operand
Range
Bytes
Scope returned
Return
range
Default
setting
Char Hex
Name
Description
P/G Scope Bytes/Put
Returns
Page
Supervisory Commands
6
0x36
0x44
Eeprom checksum
DAC test
returns checksum of internal eeprom
G
-
1
0x00..0xFF
-
-
0
sends operand to R2R DAC; byte 2 must be sent within
100ms of command byte
D
P
-
2
2
1
0x00..0xFF
0x00
0x44
0x4C
0x62
28
locks reference levels into eeprom for future boundary
checks. ‘L’ must be followed by 0x00 (null) 100ms after
the command byte
L
0x4C
Lock references
P
64
-
28
fully recalibrate keys;
return byte is sent prior to calibration
b
l
0x62
0x6C
0x72
0x56
0x57
Recal keys
Return last command
Reset device
Version
P
G
P
1, 8, 64
-
-
-
-
-
28
28
28
29
29
send back last command byte received
-
1
0x00..0xFF
0x00..0xFF
hard reset the device. ‘r’ must be followed by a null
within 100ms.
r
-
2
0x00
0x72
V
W
returns part version number
G
G
-
-
1
1
0x20, 0x30,
0x40
Signature
returns part signature number
force device into Sleep mode. ‘Z’ must be followed by a
null within 100ms. 0x5A returned before and after
entering Sleep
Z
0x5A
0x11
Sleep
P
-
-
2
2
0x00
0x5A, 0x5A
0x11
-
29
29
sets SPI master-mode clock rate. Part must be reset via
‘r’ command or hard reset to take effect
46.875kHz, 93.75kHz, 375kHz, 1.5MHz
^Q
SPI rate
P/G
0x00..0x03
-
1
0x00..0x03
0 (46.8k)
oscilloscope sync control. 1 = on.
feature is volatile - cleared to 0 after each reset
^R
^S
0x12
0x13
Scope sync
Cs clamp
P/G 1, 8, 64
2
2
0x00, 0x01
0x00, 0x01
0x12
0x13
-
-
1
1
0x00, 0x01
0x00, 0x01
0 (off)
0
29
29
Cs clamp drive polarity; 0 = active-low; part must be
reset via ‘r’ command or hard reset to take effect
P/G
-
^T
^U
^V
0x14
0x15
0x16
Boundary C1 MSB
Boundary C1 LSB
Boundary C2
boundary equation constant, C1, MSB
boundary equation constant, C1, LSB
boundary equation constant, C2
P/G
P/G
P/G
64
64
64
2
2
2
0x00..0x7F
0x00..0xFF
0x00..0xFF
0x14
0x15
0x16
64
64
64
1
1
1
0x00..0x7F
0x00..0xFF
0x00..0xFF
0x05
0xE9
0x08
30
30
30
noise sync enable; 1 = on
device must be reset to take effect
^W
0x17
Noise sync
P/G
-
2
0x00, 0x01
0x17
-
1
0x00, 0x01
0 (off)
30
QUANTUM [ QUANTUM RESEARCH GROUP ]
