C8051F066-GQ Silicon Laboratories Inc, C8051F066-GQ Datasheet - Page 93

• Manufacturer Part Number: C8051F066-GQ
• Description: MCU 8-Bit C8051F06x 8051 CISC 32KB Flash 3.3V 100-Pin TQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F06xr

Specifications of C8051F066-GQ

• Package: 100TQFP
• Device Core: 8051
• Family Name: C8051F06x
• Maximum Speed: 25 MHz
• Operating Supply Voltage: 3.3 V
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 59
• Interface Type: I2C/SMBus/SPI/UART
• On-chip Adc: 2-chx16-bit
• Number Of Timers: 5
• Ram Size: 4.25 KB
• Program Memory Size: 32 KB
• Program Memory Type: Flash
• Operating Temperature: -40 to 85 °C
• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: EBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 59
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 2x16b
• Oscillator Type: Internal
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 336-1221

Bits 7-4: UNUSED. Read = 0000b; Write = don’t care.
Bits 3-0: AMX2AD3-0: AMX2 Address Bits.
SFR Page:
SFR Address:
AMX2AD3-0
R/W
Bit7
0000
0001
0010
0011
0100
0101
0110
-
0111
1xxx
0000-1111b: ADC input multiplexer channel selected per chart below.
2
0xBB
R/W
Bit6
-
Temperature
Single-Ended Measurement
Sensor
AIN2.0
AIN2.1
AIN2.2
AIN2.3
AIN2.4
AIN2.5
AIN2.6
AIN2.7
Figure 7.6. AMX2SL: AMUX2 Channel Select Register
R/W
Bit5
-
AIN01IC = 0
AIN23IC = 0
AIN45IC = 0
AIN67IC = 0
R/W
Bit4
-
AMX2AD3 AMX2AD2 AMX2AD1 AMX2AD0 00000000
Rev. 1.2
R/W
Bit3
AMX2AD3-0
C8051F060/1/2/3/4/5/6/7
0000
0001
0010
0100
0101
0011
0110
0111
1xxx
R/W
Bit2
+(AIN2.0) -(AIN2.1)
+(AIN2.1) -(AIN2.0)
+(AIN2.2) -(AIN2.3)
+(AIN2.3) -(AIN2.2)
+(AIN2.4) -(AIN2.5)
+(AIN2.5) -(AIN2.4)
+(AIN2.6) -(AIN2.7)
+(AIN2.7) -(AIN2.6)
Differential Measurement
R/W
Bit1
-
R/W
Bit0
AIN01IC = 1
AIN23IC = 1
AIN45IC = 1
AIN67IC = 1
Reset Value
93