M16C30P_07 Datasheet, PDF (199/317 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/30 SERIES

M16C/30P Group
P0_0 to P0_7
(inside dotted-line
included)
P2_0 to P2_7, P3_0 to P3_7,
P4_0 to P4_7, P5_0 to P5_4,
P5_6
(inside dotted-line
not included)
Data bus
Pull-up selection
Direction register
Port latch
P1_0 to P1_4, P1_7
Analog input
Pull-up selection
Direction register
Data bus
Port P1 control register
Port latch
P1_5 to P1_6
Pull-up selection
Direction register
Data bus
Port P1 control register
Port latch
P5_7, P6_0, P6_4, P7_3 to P7_6,
P8_0, P8_1, P9_0, P9_2
Input to respective peripheral functions
Data bus
Pull-up selection
Direction
register
“1”
Port latch
Output
Figure 18.1
Input to respective peripheral functions
NOTES:
1.
Symbolizes a parasitic diode.
Make sure the input voltage on each port will not exceed VCC.
I/O Ports (1)
Rev.1.22 Mar 29, 2007 Page 183 of 291
REJ09B0179-0122
18. Programmable I/O Ports
(NOTE 1)
(NOTE 1)
(NOTE 1)
(NOTE 1)