PIC16LF1938-I/MV Microchip Technology, PIC16LF1938-I/MV Datasheet - Page 124
![no-image](/images/manufacturer_photos/0/4/439/microchip_technology_sml.jpg)
PIC16LF1938-I/MV
Manufacturer Part Number
PIC16LF1938-I/MV
Description
IC MCU 8BIT 28KB FLASH 28UQFN
Manufacturer
Microchip Technology
Series
PIC® XLP™ 16Fr
Datasheet
1.PIC16LF1938-IMV.pdf
(452 pages)
Specifications of PIC16LF1938-I/MV
Core Processor
PIC
Core Size
8-Bit
Speed
32MHz
Connectivity
I²C, LIN, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, LCD, POR, PWM, WDT
Number Of I /o
25
Program Memory Size
28KB (16K x 14)
Program Memory Type
FLASH
Eeprom Size
256 x 8
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 3.6 V
Data Converters
A/D 11x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
28-UFQFN Exposed Pad
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
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PIC16(L)F1938/9
REGISTER 11-6:
TABLE 11-3:
DS41574A-page 124
EECON1
EECON2
EEADRL
EEADRH
EEDATL
EEDATH
INTCON
PIE2
PIR2
Legend:
bit 7
Legend:
R = Readable bit
S = Bit can only be set
‘1’ = Bit is set
bit 7-0
Name
W-0/0
*
— = unimplemented location, read as ‘0’. Shaded cells are not used by data EEPROM module.
Page provides register information.
EEPGD
OSFIE
OSFIF
Bit 7
GIE
—
—
Data EEPROM Unlock Pattern bits
To unlock writes, a 55h must be written first, followed by an AAh, before setting the WR bit of the
EECON1 register. The value written to this register is used to unlock the writes. There are specific
timing requirements on these writes. Refer to
Memory”
SUMMARY OF REGISTERS ASSOCIATED WITH DATA EEPROM
W-0/0
EECON2: EEPROM CONTROL 2 REGISTER
CFGS
PEIE
C2IE
Bit 6
C2IF
for more information.
—
W = Writable bit
x = Bit is unknown
‘0’ = Bit is cleared
EEPROM Control Register 2 (not a physical register)
W-0/0
TMR0IE
LWLO
C1IE
Bit 5
C1IF
EEPROM Control Register 2
W-0/0
FREE
INTE
EEIE
Bit 4
EEIF
Preliminary
EEADRL<7:0>
EEDATL<7:0>
EEADRH<6:0
U = Unimplemented bit, read as ‘0’
-n/n = Value at POR and BOR/Value at all other Resets
WRERR
BCLIE
BCLIF
IOCIE
Bit 3
W-0/0
EEDATH<5:0>
Section 11.2.2 “Writing to the Data EEPROM
TMR0IF
WREN
LCDIE
LCDIF
Bit 2
W-0/0
Bit 1
INTF
WR
—
—
2011 Microchip Technology Inc.
W-0/0
CCP2IE
CCP2IF
IOCIF
Bit 0
RD
Register on
W-0/0
Page
111*
123
122
122
122
122
94
96
99
bit 0
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