User manual

Scan IF Registers
24-38 Scan IF
SIFDEBUG, Scan IF Debug Register, Read Mode After 03h Is Written
15 14 13 12 11 10 9 8
0
Active DAC Register 0 0 DAC Data
r r r r r r r r
76543210
DAC Data
r r r r r r r r
Unused
Bit 15 Unused. After 03h is written to SIFDEBUG, this bit is always read as zero.
DAC
Register
Bits
14-12
When SIFDEBUG is read, after 03h is written to it, these bits show which DAC
register is currently selected to control the DAC.
Unused
Bits
11-10
Unused. After 03h is written to SIFDEBUG, these bits are always read as zero.
DAC Data
Bits
9-0
When SIFDEBUG is read, after 03h is written to it, these bits show value of
the currently-selected DAC register.