HCD404344R View Datasheet(PDF) -
HCD404344R Datasheet PDF : 0 Pages
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HD404344R Series/HD404394 Series
Serial mode register (SMR: $005)
Bit
Initial value
Read/Write
Bit name
3
0
W
SMR3
2
0
W
SMR2
1
0
W
SMR1
0
0
W
SMR0
SMR3
0
1
R00/SCK
Mode Selection
R00
SCK
SMR2
0
1
SMR1
0
1
0
1
SMR0
0
1
0
1
0
1
0
1
SCK
Prescaler
Clock Source Division Ratio
Output Prescaler
See table 22.
Output System clock —
Input External clock —
Figure 22 Serial Mode Register (SMR)
A/D mode register 1 (AMR1: $019)
Bit
Initial value
Read/Write
Bit name
3
0
W
AMR13
2
0
W
AMR12
1
0
W
AMR11
0
0
W
AMR10
AMR12
0
1
AMR13
0
1
R32/AN2 Mode Selection
R32
AN2
R33/AN3 Mode Selection
R33
AN3
AMR10*
0
1
R30/AN0 Mode Selection
R30
AN0
AMR11
0
1
R31/AN1 Mode Selection
R31
AN1
Note: * Available for the HD404344R series and HD4074344, but not available for the HD404394 series.
Figure 23 A/D Mode Register 1 (AMR1)
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