UM031 FMC168/4/2
r1.7
UM031
page 28 of 28
to the selected device, outputting the 24-bit control word.
Bit 7..0
x”01” for selecting AD9517
x”04” for selecting ADS42LB69 #0 (Channel A and C)
x”08” for selecting ADS42LB69 #1 (Channel B and D)
x”10” for selecting ADS42LB69 #2 (Channel E and G)
x”20” for selecting ADS42LB69 #3 (Channel F and H)
x”3C” for selecting all ADS42LB69
Note
: for CPLD version 0x2A it is required to set bit 1 for AD9517 communication
and bit 6 for ADC communication. It is recommended to upgrade the CPLD to a
newer version. Contact Abaco technical support.
0x0F
SPI Data read back (Read only)
Table 14: CPLD register map