10.1 Peripheral Address Map

The address map shows the base address for each peripheral. Refer to the respective peripheral sections for a complete register description and summary for each peripheral.

Table 10-1. Peripheral Address Map
Base Address	Name	Description	28-pin	32-pin	48-pin
`0x0000`	VPORTA	Virtual Port A	X	X	X
`0x0004`	VPORTB	Virtual Port B			X
`0x0008`	VPORTC	Virtual Port C	X	X	X
`0x000C`	VPORTD	Virtual Port D	X	X	X
`0x0010`	VPORTE	Virtual Port E			X
`0x0014`	VPORTF	Virtual Port F	X	X	X
`0x001C`	GPR	General Purpose registers	X	X	X
`0x0030`	CPU	CPU	X	X	X
`0x0040`	RSTCTRL	Reset Controller	X	X	X
`0x0050`	SLPCTRL	Sleep Controller	X	X	X
`0x0060`	CLKCTRL	Clock Controller	X	X	X
`0x00A0`	BOD	Brown-out Detector	X	X	X
`0x00B0`	VREF	Voltage Reference	X	X	X
`0x0100`	WDT	Watchdog Timer	X	X	X
`0x0110`	CPUINT	Interrupt Controller	X	X	X
`0x0120`	CRCSCAN	Cyclic Redundancy Check Memory Scan	X	X	X
`0x0140`	RTC	Real-Time Counter	X	X	X
`0x01C0`	CCL	Configurable Custom Logic	X	X	X
`0x0200`	EVSYS	Event System	X	X	X
`0x0400`	PORTA	Port A Configuration	X	X	X
`0x0420`	PORTB	Port B Configuration			X
`0x0440`	PORTC	Port C Configuration	X	X	X
`0x0460`	PORTD	Port D Configuration	X	X	X
`0x0480`	PORTE	Port E Configuration			X
`0x04A0`	PORTF	Port F Configuration	X	X	X
`0x05E0`	PORTMUX	Port Multiplexer	X	X	X
`0x0600`	ADC0	Analog-to-Digital Converter	X	X	X
`0x0680`	AC0	Analog Comparator 0	X	X	X
`0x0688`	AC1	Analog Comparator 1	X	X	X
`0x06A0`	DAC0	Digital-to-Analog Converter 0	X	X	X
`0x0800`	USART0	Universal Synchronous Asynchronous Receiver Transmitter 0	X	X	X
`0x0820`	USART1	Universal Synchronous Asynchronous Receiver Transmitter 1	X	X	X
`0x0840`	USART2	Universal Synchronous Asynchronous Receiver Transmitter 2	X	X	X
`0x0900`	TWI0	Two-Wire Interface	X	X	X
`0x0940`	SPI0	Serial Peripheral Interface	X	X	X
`0x0A00`	TCA0	Timer/Counter Type A instance 0	X	X	X
`0x0A40`	TCA1	Timer/Counter Type A instance 1	X	X	X
`0x0B00`	TCB0	Timer/Counter Type B instance 0	X	X	X
`0x0B10`	TCB1	Timer/Counter Type B instance 1	X	X	X
`0x0B20`	TCB2	Timer/Counter Type B instance 2	X	X	X
`0x0B30`	TCB3	Timer/Counter Type B instance 3	X	X	X
`0x0F00`	SYSCFG	System Configuration	X	X	X
`0x0F80`	OCD	On-Chip Debug	X	X	X
`0x1000`	NVMCTRL	Nonvolatile Memory Controller	X	X	X

Table 10-2. System Memory Address Map
Base Address	Name	Description	28-pin	32-pin	48-pin
`0x1040`	LOCKBIT	Lock bits	X	X	X
`0x1050`	FUSE	Device specific fuses	X	X	X
`0x1080`	USERROW	User Row	X	X	X
`0x1100`	SIGROW	Signature Row	X	X	X