PIC16LF1902-I/P View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC16LF1902-I/P

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 15 (Continued)

7ABh —

Unimplemented

—

—

7ACh LCDDATA12

—

—

—

—

—

SEG26 SEG25 SEG24 ---- -xxx ---- -uuu

COM0

COM0 COM0

7ADh —

Unimplemented

—

—

7AEh —

Unimplemented

—

—

7AFh LCDDATA15

—

—

—

—

—

SEG26 SEG25 SEG24 ---- -xxx ---- -uuu

COM1

COM1 COM1

7B0h —

Unimplemented

—

—

7B1h —

Unimplemented

—

—

7B2h LCDDATA18

—

—

—

—

—

SEG26 SEG25 SEG24 ---- -xxx ---- -uuu

COM2

COM2 COM2

7B3h —

Unimplemented

—

—

7B4h —

Unimplemented

—

—

7B5h LCDDATA21

—

—

—

—

—

SEG26 SEG25 SEG24 ---- -xxx ---- -uuu

COM3

COM3 COM3

7B6h —

—

7EFh

Unimplemented

—

—

Bank 16-30

x0Ch

or

x8Ch

to —

x1Fh

or

x9Fh

Unimplemented

—

—

Bank 31

F8Ch —

—

FE3h

Unimplemented

—

—

FE4h STATUS_SHAD

FE5h WREG_SHAD

FE6h BSR_SHAD

FE7h PCLATH_SHAD

FE8h FSR0L_SHAD

FE9h FSR0H_SHAD

FEAh FSR1L_SHAD

FEBh FSR1H_SHAD

FECh —

—

—

—

—

—

Z_SHAD DC_SHAD

Working Register Normal (Non-ICD) Shadow

—

—

—

Bank Select Register Normal (Non-ICD) Shadow

—

Program Counter Latch High Register Normal (Non-ICD) Shadow

Indirect Data Memory Address 0 Low Pointer Normal (Non-ICD) Shadow

Indirect Data Memory Address 0 High Pointer Normal (Non-ICD) Shadow

Indirect Data Memory Address 1 Low Pointer Normal (Non-ICD) Shadow

Indirect Data Memory Address 1 High Pointer Normal (Non-ICD) Shadow

Unimplemented

C_SHAD

---- -xxx ---- -uuu

xxxx xxxx uuuu uuuu

---x xxxx ---u uuuu

-xxx xxxx uuuu uuuu

xxxx xxxx uuuu uuuu

xxxx xxxx uuuu uuuu

xxxx xxxx uuuu uuuu

xxxx xxxx uuuu uuuu

—

—

FEDh STKPTR

—

—

—

Current Stack Pointer

FEEh TOSL

Top of Stack Low byte

FEFh TOSH

—

Top of Stack High byte

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’.

---1 1111 ---1 1111

xxxx xxxx uuuu uuuu

-xxx xxxx -uuu uuuu

DS41455A-page 28

Preliminary

 2011 Microchip Technology Inc.

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