C8051F360/1/2/3/4/5/6/7/8/9
complete Port I/O configuration details. The TEMPE bit in register REF0CN enables/disables the tempera-
ture sensor. While disabled, the temperature sensor defaults to a high impedance state and any ADC0
measurements performed on the sensor result in meaningless data.
SFR Definition 7.1. REF0CN: Reference Control
SFR Page:
all pages
SFR Address: 0xD1
R
R
–
R
–
R
–
R/W
REFSL
Bit3
R/W
TEMPE
Bit2
R/W
BIASE
Bit1
R/W
Reset Value
–
Bit7
REFBE 00000000
Bit0
Bit6
Bit5
Bit4
Bits 7–4: UNUSED. Read = 0000b; Write = don’t care.
Bit 3:
REFSL: Voltage Reference Select.
This bit selects the source for the internal voltage reference.
0: VREF pin used as voltage reference.
1: V used as voltage reference.
DD
Bit 2:
Bit 1:
Bit 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: Internal Reference Buffer Enable Bit.
0: Internal Reference Buffer disabled.
1: Internal Reference Buffer enabled. Internal voltage reference driven on the VREF pin.
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Rev. 1.0
SILICON [ SILICON ]
