MB90895 Datasheet, PDF (25/78 Pages) Fujitsu Component Limited. – 16-bit Proprietary Microcontroller

MB90895 Series
• Port 2 pins block diagram (general-purpose input/output port)
Peripheral
function input
Peripheral
function output
Port data register (PDR)
Peripheral function
output permission
PDR read
Output latch
PDR write
Port direction register (DDR)
Direction
latch
DDR write
Pch
Pin
Nch
DDR read
Standby control (SPL=1)
Standby control : Control among Stop mode (SPL=1), Time-base timer mode (SPL=1), and clock mode
(SPL=1).
• Port 2 registers
• Port 2 registers include port 2 data register (PDR2) and port 2 direction register (DDR2).
• The bits configuring the register correspond to port 2 pins on a one-to-one basis.
Relation between port 2 registers and pins
Port name
Bits of register and corresponding pins
Port 2
PDR2,DDR2
Corresponding pins
bit7 bit6 bit5 bit4 bit3 bit2 bit1 bit0
P27 P26 P25 P24 P23 P22 P21 P20
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