Microchip Technology MA180025 Data Sheet
2010 Microchip Technology Inc.
DS39933D-page 185
PIC18F87J90 FAMILY
REGISTER 17-2:
LCDPS: LCD PHASE REGISTER
R/W-0
R/W-0
R-0
R-0
R/W-0
R/W-0
R/W-0
R/W-0
WFT
BIASMD
LCDA
WA
LP3
LP2
LP1
LP0
bit 7
bit 0
Legend:
R = Readable bit
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
-n = Value at POR
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
bit 7
WFT: Waveform Type Select bit
1
= Type-B waveform (phase changes on each frame boundary)
0
= Type-A waveform (phase changes within each common type)
bit 6
BIASMD: Bias Mode Select bit
When LMUX<1:0> = 00:
0
When LMUX<1:0> = 00:
0
= Static Bias mode (do not set this bit to ‘1’)
When LMUX<1:0> = 01 or 10:
1
1
= 1/2 Bias mode
0
= 1/3 Bias mode
When LMUX<1:0> = 11:
0
0
= 1/3 Bias mode (do not set this bit to ‘1’)
bit 5
LCDA: LCD Active Status bit
1
= LCD driver module is active
0
= LCD driver module is inactive
bit 4
WA: LCD Write Allow Status bit
1
= Write into the LCDDATAx registers is allowed
0
= Write into the LCDDATAx registers is not allowed
bit 3-0
LP<3:0>: LCD Prescaler Select bits
1111
= 1:16
1110
= 1:15
1101
= 1:14
1100
= 1:13
1011
= 1:12
1010
= 1:11
1001
= 1:10
1000
= 1:9
0111
= 1:8
0110
= 1:7
0101
= 1:6
0100
= 1:5
0011
= 1:4
0010
= 1:3
0001
= 1:2
0000
= 1:1