MB90F654A FUJITSU [Fujitsu Component Limited.], MB90F654A Datasheet - Page 34

• Manufacturer Part Number: MB90F654A
• Description: 16-bit Proprietary Microcontroller
• Manufacturer: FUJITSU [Fujitsu Component Limited.]

34
MB90650A Series
(5) Port Pin Register
(6) Analog Input Enable Register
Controls each port 5 pin as follows.
• Register configuration
• Block diagram
• Register configuration
0: Port input mode
1: Analog input mode
Set to “1” by a reset.
Port 4 pin register (ODR4)
Notes:
Analog input enable register (ADER)
Pin register R/W
Performs open-drain control in output mode.
The setting has no meaning in input mode (output Hi-z).
The direction register (DDR) sets input or output mode.
This function is disabled when using an external bus mode. In this case, do not write to this register.
0: Operate as a standard output port in output mode.
1: Operate as an open-drain output port in output mode.
Address : 00001B
R/W
—
R/W : Readable and writable
Address : 00001F
: Readable and writable
: Unused
H
H
bit 7
ADE7 ADE6 ADE5 ADE4 ADE3 ADE2 ADE1 ADE0
—
Direction register
bit 7
R/W
Data register
Pin register
OD46 OD45 OD44 OD43 OD42 OD41 OD40
bit 6
R/W
bit 6
bit 5
R/W
bit 5
bit 4
bit 4
R/W
R/W
bit 3
bit 3
R/W
bit 2
bit 2
R/W
bit 1
bit 1
R/W
bit 0
bit 0
Port I/O
- 0 0 0 0 0 0 0
Initial value Access
1 1 1 1 1 1 1 1
Initial value
B
B
Access
R / W
R/W