C509-L_97 SIEMENS [Siemens Semiconductor Group], C509-L_97 Datasheet - Page 66

• Manufacturer Part Number: C509-L_97
• Description: 8-Bit CMOS Microcontroller
• Manufacturer: SIEMENS [Siemens Semiconductor Group]

Figure 4-5
Write Page Address to XPAGE
The page address is only written to the XPAGE register. Port 2 is available for addresses or I/O
data. See figure 4-6 to see what happens when Port 2 is used as I/O-Port.
Semiconductor Group
Write to XPAGE
XPAGE
Port 0
Port 2
4-14
XRAM
External Bus Interface
MCB02113
Address/Data
Address/
I/O-Data
1997-10-01
C509-L