Pm49FL002 / 004
PMC
DEVICE OPERATIONS FLOWCHARTS (CONTINUED)
SOFTWARE PRODUCT IDENTIFICATION EXIT
SOFTWARE PRODUCT IDENTIFICATION ENTRY
Load Data AAh
to
Load Data AAh
to
Address 5555h
Address 5555h
Load Data 55h
Load Data F0h
Load Data 55h
to
Address 2AAAh
to
to
Address 2AAAh
Address XXXXh
or
Load Data F0h
Exit Product
Load Data 90h
to
Address 5555h
to
Identification
(3)
Address 5555h
Mode
Enter Product
Identification
Mode
Exit Product
Identification
Mode
(1,2)
(3)
Notes:
1. After entering Product Identification Mode, the Manufacturer ID and the Device ID of Pm49FL00x can be read.
2. Product Identification Exit command is required to end the Product Identification mode and return to standby mode.
3. Either Product Identification Exit command can be used, the device returns to standby mode.
Chart 3. Software Product Identification Entry/Exit Flowchart
Issue Date: December, 2003 Rev: 1.4
Programmable Microelectronics Corp.
33