Freescale Semiconductor i.MX27 PDK 1.0 User Manual
Page 39

Freescale Semiconductor
i.MX27 PDK 1.0 Hardware User's Guide, Rev. 1.0
5-7
Signal
Pin
Description
LCD_R-2
B35
LCD data (for future use)
LCD_B-2
B36
LCD data (for future use)
LCD_CONTRAST
B37
LCD backlight contrast adjust
LCD_CLS B38
LCD
CLS
LCD_SPL_SPR B39
LCD
SPL
LCD_REV B40
LCD
REV
RFU_LCD2
B43, B45, B47, B49, C38, C39,
C40, C41, C42, C43, C45, C47,
C49, D34, D35, D36, D37, D38,
D39, D40, D41, D42, D43, D44,
D45, D46, D47, D48, E44, E46,
E48, F44, F45
Reserved for LCD future use
LCD_R4_D16 B42
LCD
data16
LCD_R1_D13 B44
LCD
data13
LCD__G4_D10 B46
LCD
data10
LCD_G1_D7 B48
LCD
data7
LCD_B4_D4 B50
LCD
data4
VMAIN
C2, C3
Application power supply, from DC power or
battery
LINEAR_A
C5
Linear regulator A
LINEAR_B
C6
Linear regulator B
LINEAR_C
C7
Linear regulator C
LINEAR_D
C9
Linear regulator D
LINEAR_E
C10
Linear regulator E
LINEAR_F
C11
Linear regulator F
SLEEP_VSTBY
C12
Power management state retention
ON_OFF
C14
System On/Off signal
LI_CELL
C15
Coincell battery
VDD_I2C_IO
C16
I2C power supply
I2C1_DATA C17
I2C1
data
I2C1_CLOCK C18
I2C2
clock
I2C2_CLOCK C20
I2C2
clock
I2C2_DATA C21
I2C1
data
CSPI1_MOSI
C22
CSPI1 Master out/ Slave in
CSPI1_MISO
C24
CSPI1 Master in/ Slave out
CSPI1_SS0
C25
CSPI1 Slave select 0
CSPI1_SS1
C26
CSPI1 Slave select 1
CSPI1_SCLK
C28
CSPI1 serial clock