PIC16LF1902T-I/MV Microchip Technology, PIC16LF1902T-I/MV Datasheet - Page 147
PIC16LF1902T-I/MV
Manufacturer Part Number
PIC16LF1902T-I/MV
Description
3.5KB Flash, 128B RAM, LCD, 11x10b ADC, NanoWatt XLP 28 UQFN 4x4x0.5mm T/R
Manufacturer
Microchip Technology
Series
PIC® XLP™ 16Fr
Datasheet
1.PIC16LF1902-EMV.pdf
(240 pages)
Specifications of PIC16LF1902T-I/MV
Processor Series
PIC16LF190x
Core
PIC
Data Bus Width
8 bit
Program Memory Type
Flash
Program Memory Size
2 KB
Data Ram Size
128 B
Maximum Clock Frequency
20 MHz
Number Of Programmable I/os
25
Number Of Timers
2
Operating Supply Voltage
1.8 V to 3.6 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Package / Case
QFN-28
Core Processor
PIC
Core Size
8-Bit
Speed
20MHz
Connectivity
-
Peripherals
Brown-out Detect/Reset, LCD, POR, PWM, WDT
Number Of I /o
25
Eeprom Size
-
Ram Size
128 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
Lead Free Status / Rohs Status
Details
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REGISTER 18-1:
2011 Microchip Technology Inc.
bit 7
Legend:
R = Readable bit
u = Bit is unchanged
‘1’ = Bit is set
bit 7
bit 6
bit 5
bit 4
bit 3-2
bit 1-0
Note 1:
R/W-0/0
LCDEN
On these devices, COM3 and SEG15 are shared on one pin, limiting the device from driving 72 segments.
LCDEN: LCD Driver Enable bit
1 = LCD Driver module is enabled
0 = LCD Driver module is disabled
SLPEN: LCD Driver Enable in Sleep Mode bit
1 = LCD Driver module is disabled in Sleep mode
0 = LCD Driver module is enabled in Sleep mode
WERR: LCD Write Failed Error bit
1 = LCDDATAn register written while the WA bit of the LCDPS register = 0 (must be cleared in
0 = No LCD write error
Unimplemented: Read as ‘0’
CS<1:0>: Clock Source Select bits
00 = F
01 = T1OSC (Timer1)
1x = LFINTOSC (31 kHz)
LMUX<1:0>: Commons Select bits
LMUX<1:0>
R/W-0/0
SLPEN
software)
00
01
10
11
LCDCON: LIQUID CRYSTAL DISPLAY (LCD) CONTROL REGISTER
OSC
/256
W = Writable bit
x = Bit is unknown
‘0’ = Bit is cleared
1/2 (COM<1:0>)
1/3 (COM<2:0>)
1/4 (COM<3:0>)
R/C-0/0
Static (COM0)
WERR
Multiplex
U-0
Preliminary
—
Maximum Number of Pixels
U = Unimplemented bit, read as ‘0’
-n/n = Value at POR and BOR/Value at all other Resets
C = Only clearable bit
PIC16LF1902/3
R/W-0/0
72
19
38
57
(1)
CS<1:0>
R/W-0/0
PIC16LF1902/3
1/2 or 1/3
1/2 or 1/3
Static
Bias
1/3
R/W-1/1
LMUX<1:0>
DS41455B-page 147
R/W-1/1
bit 0
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