C8051F336/7/8/9
SFR Definition 10.1. REF0CN: Reference Control
Bit
7
6
5
4
3
REFSL
R/W
0
2
TEMPE
R/W
0
1
BIASE
R/W
0
0
REFBE
R/W
0
Name
Type
Reset
R
0
R
0
R
0
R
0
SFR Address = 0xD1
Bit Name
Function
7:4 UNUSED Unused. Read = 0000b; Write = don’t care.
3
REFSL Voltage Reference Select.
This bit selects the ADCs voltage reference.
0: V pin used as voltage reference.
REF
1: V used as voltage reference.
DD
2
1
0
TEMPE Temperature Sensor Enable Bit.
0: Internal Temperature Sensor off.
1: Internal Temperature Sensor on.
BIASE Internal Analog Bias Generator Enable Bit.
0: Internal Bias Generator off.
1: Internal Bias Generator on.
REFBE On-chip Reference Buffer Enable Bit.
0: On-chip Reference Buffer off.
1: On-chip Reference Buffer on. Internal voltage reference driven on the V
pin.
REF
64
Rev. 0.2
SILICON [ SILICON ]
