![](http://datasheet.mmic.net.cn/120000/ML66525-XXTB_datasheet_3559839/ML66525-XXTB_12.png)
Contents - 9
Chapter 12
A/D Converter Functions
12.1 Overview.......................................................................................................................... 12-1
12.2 A/D Converter Configuration........................................................................................... 12-1
12.3 A/D Converter Registers .................................................................................................. 12-2
12.3.1
Description of A/D Converter Registers .................................................................. 12-3
(1)
A/D control register 0H (ADCON0H) ..................................................................... 12-3
(2)
A/D interrupt control register (ADINT0)................................................................. 12-5
(3)
A/D result registers (ADR00 to ADR03)................................................................. 12-6
12.3.2
Example of A/D Converter-related Register Settings .............................................. 12-6
12.4 A/D Converter Operation ................................................................................................. 12-7
12.5 Notes Regarding Usage of A/D Converter....................................................................... 12-7
12.5.1
Considerations When Setting the Conversion Time ................................................ 12-7
12.5.2
Noise-Suppression Measures ................................................................................... 12-9
12.6 A/D Converter Interrupt ................................................................................................. 12-10
Chapter 13
Peripheral Functions
13.1 Overview.......................................................................................................................... 13-1
13.2 External XTCLK Input Control Function ........................................................................ 13-1
13.3 Peripheral Control Register (PRPHCON) ........................................................................ 13-2
13.4 Internal Control Register (P5IO)...................................................................................... 13-3
13.5 Three Separate Power Supplies........................................................................................ 13-5
Chapter 14
External Interrupt Functions
14.1 Overview.......................................................................................................................... 14-1
14.2 External Interrupt Registers ............................................................................................. 14-1
14.2.1
Description of External Interrupt Registers ............................................................. 14-2
(1)
External interrupt control register 0 (EXI0CON)..................................................... 14-2
(2)
External interrupt control register 1 (EXI1CON)..................................................... 14-3
(3)
External interrupt control register 2 (EXI2CON)..................................................... 14-4
(4)
External interrupt control register 8 (EX8ICON)..................................................... 14-5
14.2.2
Example of External Interrupt-related Register Settings.......................................... 14-6
14.3 EXINT0 to EXINT9 Interrupts ........................................................................................ 14-7
Chapter 15
Interrupt Processing Functions
15.1 Overview.......................................................................................................................... 15-1
15.2 Interrupt Function Registers............................................................................................. 15-2
15.3 Description of Interrupt Processing.................................................................................. 15-3