Preliminary C8051F120/1/2/3 C8051F124/5/6/7 - KEMT FEI TUKE

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C8051F120/1/2/3 C8051F124/5/6/7 Preliminary Figure 11.5. CPT1CN: Comparator1 Control Register SFR Page: SFR Address: 2 0x88 R/W R/W R/W R/W R/W R/W R/W R/W Reset Value CP1EN CP1OUT CP1RIF CP1FIF CP1HYP1 CP1HYP0 CP1HYN1 CP1HYN0 00000000 Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 Bit7: Bit6: Bit5: Bit4: Bits3-2: Bits1-0: 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 Interrupt Flag. 0: No Comparator1 Rising Edge Interrupt has occurred since this flag was last cleared. 1: Comparator1 Rising Edge Interrupt has occurred. CP1FIF: Comparator1 Falling-Edge Interrupt Flag. 0: No Comparator1 Falling-Edge Interrupt has occurred since this flag was last cleared. 1: Comparator1 Falling-Edge Interrupt has occurred. CP1HYP1-0: Comparator1 Positive Hysteresis Control Bits. 00: Positive Hysteresis Disabled. 01: Positive Hysteresis = 5 mV. 10: Positive Hysteresis = 10 mV. 11: Positive Hysteresis = 15 mV. CP1HYN1-0: Comparator1 Negative Hysteresis Control Bits. 00: Negative Hysteresis Disabled. 01: Negative Hysteresis = 5 mV. 10: Negative Hysteresis = 10 mV. 11: Negative Hysteresis = 15 mV. Page 114 DS008-0.8-AUG02 © 2002 Cygnal Integrated Products, Inc.
Preliminary C8051F120/1/2/3 C8051F124/5/6/7 Figure 11.6. CPT1MD: Comparator1 Mode Selection Register SFR Page: SFR Address: 2 0x89 R/W R/W R/W R/W R/W R/W R/W R/W Reset Value - - 1 1 - - CP1MD1 CP1MD0 00110000 Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 Bits7-6: UNUSED. Read = 00b, Write = don’t care. Bits5-4: Must be set to 11b. Bits3-2: UNUSED. Read = 00b, Write = don’t care. Bits1-0: CP1MD1-CP1MD0: Comparator1 Mode Select These bits select the response time for Comparator1. Mode CP0MD1 CP0MD0 Notes 0 0 0 Fastest Response Time 1 0 1 - 2 1 0 - 3 1 1 Lowest Power Consumption © 2002 Cygnal Integrated Products, Inc. DS008-0.8-AUG02 Page 115
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Preliminary C8051F120/1/2/3 C8051F124/5/6/7 - KEMT FEI TUKE

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