PIC16LF1902-ESS View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC16LF1902-ESS

28-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD Driver and nanoWatt XLP Technology

Microchip Technology 

PIC16LF1902/3

TABLE 3-5: SPECIAL FUNCTION REGISTER SUMMARY (CONTINUED)

Addr

Name

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

Value on

POR, BOR

Value on all

other

Resets

Bank 2

10Ch LATA

10Dh LATB

10Eh LATC

10Fh

to —

115h

PORTA Data Latch

PORTB Data Latch

PORTC Data Latch

Unimplemented

xxxx xxxx uuuu uuuu

xxxx xxxx uuuu uuuu

xxxx xxxx uuuu uuuu

—

—

116h BORCON

SBOREN BORFS

—

—

—

117h FVRCON

FVREN FVRRDY TSEN

TSRNG

—

118h

to —

11Fh

Unimplemented

—

—

BORRDY 10-- ---q uu-- ---u

—

ADFVR1 ADFVR0 0q00 --00 0q00 --00

—

—

Bank 3

18Ch ANSELA

18Dh ANSELB

18Eh —

—

—

—

—

Unimplemented

ANSA5

ANSB5

—

ANSB4

ANSA3

ANSB3

ANSA2

ANSB2

ANSA1

ANSB1

ANSA0

ANSB0

--1- 1111 --11 1111

--11 1111 --11 1111

—

—

18Fh —

Unimplemented

—

—

190h —

Unimplemented

—

—

191h PMADRL

192h PMADRH

193h PMDATL

194h PMDATH

195h PMCON1

196h PMCON2

197h

to —

19Fh

Program Memory Address Register Low Byte

—

Program Memory Address Register High Byte

Program Memory Read Data Register Low Byte

—

—

Program Memory Read Data Register High Byte

—(2)

CFGS

LWLO

FREE

WRERR WREN

WR

Program Memory Control Register 2

Unimplemented

0000 0000 0000 0000

1000 0000 1000 0000

xxxx xxxx uuuu uuuu

--xx xxxx --uu uuuu

RD 1000 x000 1000 q000

0000 0000 0000 0000

—

—

Bank 4

20Ch —

Unimplemented

—

—

20Dh WPUB

20Eh —

WPUB7 WPUB6

Unimplemented

WPUB5

WPUB4

WPUB3

WPUB2

WPUB1

WPUB0 1111 1111 1111 1111

—

—

20Fh —

Unimplemented

—

—

210h WPUE

211h

to —

21Fh

—

—

—

Unimplemented

—

WPUE3

—

—

— ---- 1--- ---- 1---

—

—

Bank 5

28Ch —

—

29Fh

Unimplemented

—

—

Bank 6

30Ch —

—

31Fh

Unimplemented

—

—

Legend:

Note 1:

2:

x = unknown, u = unchanged, q = value depends on condition, - = unimplemented, read as ‘0’, r = reserved.

Shaded locations are unimplemented, read as ‘0’.

These registers can be addressed from any bank.

Unimplemented, read as ‘1’.

DS41455A-page 26

Preliminary

 2011 Microchip Technology Inc.

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