Microchip Technology ARD00385 Data Sheet
2009-2011 Microchip Technology Inc.
DS39957D-page 301
PIC18F87K90 FAMILY
TABLE 20-7:
REGISTERS ASSOCIATED WITH LCD OPERATION
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Reset
Values
on Page:
INTCON
GIE/GIEH PEIE/GIEL TMR0IE
INT0IE
RBIE
TMR0IF
INT0IF
RBIF
PIR3
TMR5GIF
LCDIF
RC2IF
TX2IF
CTMUIF
CCP2IF
CCP1IF
RTCCIF
PIE3
TMR5GIE
LCDIE
RC2IE
TX2IE
CTMUIE
CCP2IE
CCP1IE
RTCCIE
IPR3
TMR5GIP
LCDIP
RC2IP
TX2IP
CTMUIP
CCP2IP
CCP1IP
RTCCIP
RCON
IPEN
SBOREN
CM
RI
TO
PD
POR
BOR
LCDDATA23
(
S47C3
S46C3
S45C3
S44C3
S43C3
S42C3
S41C3
S40C3
LCDDATA22
(
S39C3
S38C3
S37C3
S36C3
S35C3
S34C3
S33C3
S32C3
LCDDATA21
S31C3
S30C3
S29C3
S28C3
S27C3
S26C3
S25C3
S24C3
LCDDATA20
S23C3
S22C3
S21C3
S20C3
S19C3
S18C3
S17C3
S16C3
LCDDATA19
S15C3
S14C3
S13C3
S12C3
S11C3
S10C3
S09C3
S08C3
LCDDATA18
S07C3
S06C3
S05C3
S04C3
S03C3
S02C3
S01C3
S00C3
LCDDATA17
(
S47C2
S46C2
S45C2
S44C2
S43C2
S42C2
S41C2
S40C2
LCDDATA16
(
S39C2
S38C2
S37C2
S36C2
S35C2
S34C2
S33C2
S32C2
LCDDATA15
S31C2
S30C2
S29C2
S28C2
S27C2
S26C2
S25C2
S24C2
LCDDATA14
S23C2
S22C2
S21C2
S20C2
S19C2
S18C2
S17C2
S16C2
LCDDATA13
S15C2
S14C2
S13C2
S12C2
S11C2
S10C2
S09C2
S08C2
LCDDATA12
S07C2
S06C2
S05C2
S04C2
S03C2
S02C2
S01C2
S00C2
LCDDATA11
(
S47C1
S46C1
S45C1
S44C1
S43C1
S42C1
S41C1
S40C1
LCDDATA10
(
S39C1
S38C1
S37C1
S36C1
S35C1
S34C1
S33C1
S32C1
LCDDATA9
S31C1
S30C1
S29C1
S28C1
S27C1
S26C1
S25C1
S24C1
LCDDATA8
S23C1
S22C1
S21C1
S20C1
S19C1
S18C1
S17C1
S16C1
LCDDATA7
S15C1
S14C1
S13C1
S12C1
S11C1
S10C1
S09C1
S08C1
LCDDATA6
S07C1
S06C1
S05C1
S04C1
S03C1
S02C1
S01C1
S00C1
LCDDATA5
)
S47C0
S46C0
S45C0
S44C0
S43C0
S42C0
S41C0
S40C0
LCDDATA4
)
S39C0
S38C0
S37C0
S36C0
S35C0
S34C0
S33C0
S32C0
LCDDATA3
S31C0
S30C0
S29C0
S28C0
S27C0
S26C0
S25C0
S24C0
LCDDATA2
S23C0
S22C0
S21C0
S20C0
S19C0
S18C0
S17C0
S16C0
LCDDATA1
S15C0
S14C0
S13C0
S12C0
S11C0
S10C0
S09C0
S08C0
LCDDATA0
S07C0
S06C0
S05C0
S04C0
S03C0
S02C0
S01C0
S00C0
LCDSE5
SE47
SE46
SE45
SE44
SE43
SE42
SE41
SE40
LCDSE4
SE39
SE38
SE37
SE36
SE35
SE34
SE33
SE32
LCDSE3
SE31
SE30
SE29
SE28
SE27
SE26
SE25
SE24
LCDSE2
SE23
SE22
SE21
SE20
SE19
SE18
SE17
SE16
LCDSE1
SE15
SE14
SE13
SE12
SE11
SE10
SE9
SE8
LCDSE0
SE7
SE6
SE5
SE4
SE3
SE2
SE1
SE0
LCDCON
LCDEN
SLPEN
WERR
—
CS1
CS0
LMUX1
LMUX0
LCDPS
WFT
BIASMD
LCDA
WA
LP3
LP2
LP1
LP0
LCDREF
LCDIRE
LCDIRS
LCDCST2 LCDCST1 LCDCST0 VLCD3PE VLCD2PE VLCD1PE
LCDRL
LRLAP1
LRLAP0
LRLBP1
LRLBP0
—
LRLAT2
LRLAT1
LRLAT0
Legend:
— = unimplemented, read as ‘0’. Shaded cells are not used for LCD operations.
Note 1:
These registers are implemented, but unused on 64-pin devices, and may be used as general purpose data
RAM.
RAM.
2:
These registers are unimplemented in 64-pin devices.