AN2344 Freescale Semiconductor / Motorola, AN2344 Datasheet - Page 12

• Manufacturer Part Number: AN2344
• Description: HC908EY16 EMI Radiated Emission Results
• Manufacturer: Freescale Semiconductor / Motorola

AN2344/D
Appendix B: DUT Software Flowchart
12
Disable Interrupts
Initialise Clocks
Timer A Test
Timer B Test
Toggle LED
Port Toggle
ESCI Test
ATD Test
SPI Test
Start
Freescale Semiconductor, Inc.
HC908EY16 EMI Radiated Emissions Results
For More Information On This Product,
Figure 11. Flowchart, Page 1
Go to: www.freescale.com
EXTERNAL CRYSTAL
Clear the ICGON
Bit in the ICGCR
Select External
Turn ICG and
Clock Option
ECLK on
Register
Delay
RTS
Initialise Clocks
Crystal Or
External
ICG?
Generate 2MHz
Monitor Output
Read CMF Bit
Disable Clock
Set ICGMR
Enable ICG
Register to
ICG
RTS
Bus
MOTOROLA