C8051F340-GQR Silicon Laboratories Inc, C8051F340-GQR Datasheet - Page 65

• Manufacturer Part Number: C8051F340-GQR
• Description: MCU 8-Bit C8051F34x 8051 CISC 64KB Flash 3.3V/5V 48-Pin TQFP T/R
• Manufacturer: Silicon Laboratories Inc

Specifications of C8051F340-GQR

• Package: 48TQFP
• Device Core: 8051
• Family Name: C8051F34x
• Maximum Speed: 48 MHz
• Operating Supply Voltage: 3.3|5 V
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 40
• Interface Type: I2C/SMBus/SPI/UART/USB
• On-chip Adc: 17-chx10-bit
• Number Of Timers: 4
• Ram Size: 4.25 KB
• Program Memory Size: 64 KB
• Program Memory Type: Flash
• Operating Temperature: -40 to 85 °C

Bit7:
Bit6:
Bit5:
Bit4:
Bits3–2: CP1HYP1–0: Comparator1 Positive Hysteresis Control Bits.
Bits1–0: CP1HYN1–0: Comparator1 Negative Hysteresis Control Bits.
CP1EN
R/W
Bit7
CP1EN: Comparator1 Enable Bit.
0: Comparator1 Disabled.
1: Comparator1 Enabled.
CP1OUT: Comparator1 Output State Flag.
0: Voltage on CP1+ < CP1–.
1: Voltage on CP1+ > CP1–.
CP1RIF: Comparator1 Rising-Edge Flag.
0: No Comparator1 Rising Edge has occurred since this flag was last cleared.
1: Comparator1 Rising Edge has occurred.
CP1FIF: Comparator1 Falling-Edge Flag.
0: No Comparator1 Falling-Edge has occurred since this flag was last cleared.
1: Comparator1 Falling-Edge has occurred.
00: Positive Hysteresis Disabled.
01: Positive Hysteresis = 5 mV.
10: Positive Hysteresis = 10 mV.
11: Positive Hysteresis = 20 mV.
00: Negative Hysteresis Disabled.
01: Negative Hysteresis = 5 mV.
10: Negative Hysteresis = 10 mV.
11: Negative Hysteresis = 20 mV.
CP1OUT
Bit6
R
SFR Definition 7.4. CPT1CN: Comparator1 Control
CP1RIF
R/W
Bit5
C8051F340/1/2/3/4/5/6/7/8/9/A/B/C/D
CP1FIF CP1HYP1 CP1HYP0 CP1HYN1 CP1HYN0 00000000
R/W
Bit4
Rev. 1.3
R/W
Bit3
R/W
Bit2
R/W
Bit1
R/W
Bit0
SFR Address:
Reset Value
0x9A
65