MB95710M Series
MB95770M Series
Document Number: 002-09307 Rev. *D
Page 52 of 172
18.1 Port 0
Port 0 is a general-purpose I/O port. This section focuses on its functions as a general-purpose I/O port. For details of
peripheral functions, refer to their respective chapters in “New 8FX MB95710M/770M Series Hardware Manual”.
18.1.1 Port 0 configuration
Port 0 is made up of the following elements.
• General-purpose I/O pins/peripheral function I/O pins
• Port 0 data register (PDR0)
• Port 0 direction register (DDR0)
• A/D input disable register (lower) (AIDRL)
18.1.2 Block diagrams of port 0
• P00/INT00/AN00/UO2 pin
This pin has the following peripheral functions:
• External interrupt input pin (INT00)
• 8/12-bit A/D converter analog input pin (AN00)
• UART/SIO ch. 2 data output pin (UO2)
• P02/INT02/AN02/SEG35/UCK2 pin
This pin has the following peripheral functions:
• External interrupt input pin (INT02)
• 8/12-bit A/D converter analog input pin (AN02)
• LCDC SEG35 output pin (SEG35)
• UART/SIO ch. 2 clock I/O pin (UCK2)
• P03/INT03/AN03/SEG34/UO1 pin
This pin has the following peripheral functions:
• External interrupt input pin (INT03)
• 8/12-bit A/D converter analog input pin (AN03)
• LCDC SEG34 output pin (SEG34)
• UART/SIO ch. 1 data output pin (UO1)
• P05/INT05/AN05/SEG32/UCK1 pin
This pin has the following peripheral functions:
• External interrupt input pin (INT05)
• 8/12-bit A/D converter analog input pin (AN05)
• LCDC SEG32 output pin (SEG32)
• UART/SIO ch. 1 clock I/O pin (UCK1)
• P06/INT06/AN06/SEG31 pin
This pin has the following peripheral functions:
• External interrupt input pin (INT06)
• 8/12-bit A/D converter analog input pin (AN06)
• LCDC SEG31 output pin (SEG31)
• P07/INT07/AN07/SEG30 pin
This pin has the following peripheral functions:
• External interrupt input pin (INT07)
• 8/12-bit A/D converter analog input pin (AN07)
• LCDC SEG30 output pin (SEG30)