User`s manual

Configuration and Operation
Operation
User’s Manual M9328MX1ADS - Rev 2
MOTOROLA Configuration and Operation 23
Figure 2-10 Software Controlled Peripheral Enables
2.3.9 Led Indicators
Table 2-12 lists the meanings of the MX1ADS LED indicators.
* A logic high level at the controlling pin will turn on the LED. A logic low
turns it off. The schematic shows LED2 connected to PWMO and LED3
connected to CS5 which are alternate functions for PA2 and PA23.
PCF8575
I
2
CI
2
C
INT
SIM_PD
A[0..2]
P00
MC9328MX1
P01
P02
P03
P04
UART1_EN
UART2_EN
IrDA_EN
LCD_EN
BTRF_EN
I
2
C Slave Address 0x44
U42
Address
assignment
resistors
Table 2-12 Function of LED Indicators
Reference # Color Name Function
LED2 Yellow PA2 User status controlled by PA2*
LED3 Yellow PA23 User status controlled by PA23*
LED4 Red EXT BUS Blinking indicates external bus activity
LED5 Green PWR Power is applied to the system with right polarity
LED6 Yellow BTA Blinking indicates Bluetooth activity
LED7 Green ACTIVE Blinking indicates LAN Activity
LED8 Orange LINK Link good or host controlled output 0