Microcontrollers User manual

UM10237_2 © NXP B.V. 2008. All rights reserved.
User manual Rev. 02 — 19 December 2008 284 of 792
NXP Semiconductors
UM10237
Chapter 12: LPC24XX LCD controller
5.1.2 Signals used for dual panel STN displays
The signals used for dual panel STN displays are shown in Table 12–244. UD refers to
upper panel data, and LD refers to lower panel data.
5.1.3 Signals used for TFT displays
The signals used for TFT displays are shown in Table 12–245.
LCDLE YYY
LCDLP YYY
LCDVD[3:0] UD[3:0] UD[3:0] UD[3:0]
LCDVD[7:4] - UD[7:4] UD[7:4]
LCDVD[23:8] - - -
Table 243. Pins used for single panel STN displays
Pin name 4-bit Monochrome
(10 pins)
8-bit Monochrome
(14 pins)
Color
(14 pins)
Table 244. Pins used for dual panel STN displays
Pin name 4-bit Monochrome
(14 pins)
8-bit Monochrome
(22 pins)
Color
(22 pins)
LCDPWR YYY
LCDDCLK Y Y Y
LCDENAB/ LCDM Y Y Y
LCDFP YYY
LCDLE YYY
LCDLP YYY
LCDVD[3:0] UD[3:0] UD[3:0] UD[3:0]
LCDVD[7:4] - UD[7:4] UD[7:4]
LCDVD[11:8] LD[3:0] LD[3:0] LD[3:0]
LCDVD[15:12] - LD[7:4] LD[7:4]
LCDVD[23:16] - - -
Table 245. Pins used for TFT displays
Pin name 12-bit, 4:4:4
mode
(18 pins)
16-bit, 5:6:5
mode
(22 pins)
16-bit, 1:5:5:5
mode
(24 pins)
24-bit
(30 pins)
LCDPWRYYYY
LCDDCLK Y Y Y Y
LCDENAB/ LCDM Y Y Y Y
LCDFP Y Y Y Y
LCDLE Y Y Y Y
LCDLP Y Y Y Y
LCDVD[1:0] - - - RED[1:0]
LCDVD[2] - - Intensity RED[2]
LCDVD[3] - RED[0] RED[0] RED[3]
LCDVD[7:4] RED[3:0] RED[4:1] RED[4:1] RED[7:4]