Motorola PL3307 Integration Manual page 37

PL3307 Signal Descriptions (Continued)
Table 2-3
Signal Name Description
HOST_3P3 +3.3 V power supply
GND System ground
Reserved
GND System ground
Reserved
HOST_3P3 +3.3 V power supply
Reserved
Reserved
Reserved
GND System ground
HOST_USB_P Positive differential
data signal for the
USB bus
HOST_USB_N Negative differential
data signal for the
USB bus
GND System ground
HOST_5V +5.0V power supply
HOST_5V +5.0V power supply
ILLUM_EN_OUT* External illumination
control signal
HOST_SYS_CFG0 System configuration
bits
HOST_SYS_CFG1
Note: Signal directions are listed relative to the PL3307 decoder module.
Host
Dir Connector Control State
Pin
In 13
14
15
16
17
In 18
19
20
21
22
In/ 23
Out
In/ 24
Out
25
In 26
In 27
Out 28 L = Illumination on
H = Illumination off
In 29
In 30
Installation and Specifications 2 - 11
Comments
PL3307 supply voltage
PL3307 power supply return
PL3307 power supply return
PL3307 supply voltage
PL3307 power supply return
USB 2.0 full speed bus
USB 2.0 full speed bus
PL3307 power supply return
PL3307 supply voltage
PL3307 supply voltage
Reserved for external
illumination control. Control
line can only source/sink 5
mA.
Used to determine which host
interface is used after reset
state. See Interfaces on
page 1-4.