UPD784026 Renesas Electronics Corporation., UPD784026 Datasheet - Page 191

• Manufacturer Part Number: UPD784026
• Description: 16/8-bit Single-chip Microcontrollers
• Manufacturer: Renesas Electronics Corporation.

5.9.2 Input/Output Mode/Control Mode Setting
is not necessary.
CONVERTER for details).
The port 7 input/output mode is set for each pin by means of the port 7 mode register (PM7) as shown in Figure 5-62.
In addition to the operation of port 7 as an input/output port, analog signal input can be performed at any time. Mode setting
Specification of the A/D conversion operation is performed by ADM of the A/D converter (see CHAPTER 14 A/D
PM7
PM77
7
PM76
6
PM75
5
Figure 5-62 Port 7 Mode Register (PM7) Format
PM74
4
PM73
CHAPTER 5 PORT FUNCTIONS
3
PM72
2
PM71
1
PM70
0
PM7n
0FF27H
Address
0
1
P7n Pin Input/Output Mode
Specification (n = 0 to 7)
Output mode (output buffer on)
Intput mode (output buffer off)
On Reset
FFH
R/W
R/W
151