M306H7MG-XXXFP Datasheet, PDF (253/329 Pages) Renesas Technology Corp – SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER with DATA ACQUISITION CONTROLLER

M306H7MG-XXXFP/MC-XXXFP/FGFP
15. PROGRAMMABLE I/O PORTS
P00 to P07
(There are inside
of broken lines)
P20 to P27, P30 to P37,
P40 to P47, P50 to P54,
P56
(There is nothing inside
of broken lines)
Data bus
Pull-up selection
Direction register
Port latch
P10 to P14
Analog input
Pull-up selection
Direction register
Data bus
Port P1 control register
Port latch
(Note 1)
(Note 1)
P15 to P17
Pull-up selection
Direction register
Data bus
Port P1 control register
Port latch
(Note 1)
P57, P60, P64, P73, P76,
P80, P81, P84, P90, P92
Input to respective peripheral functions
Pull-up selection
Direction
register
"1"
Data bus
Port latch
Output
(Note 1)
Figure 15.1 I/O Ports (1)
Input to respective peripheral functions
Note 1:
symbolizes a parasitic diode.
Make sure the input voltage on each port will not exceed VCC.
(VCC: VCC1 for the port P6 to P7 and P80 to P84, and VCC2 for the
port P0 to P5, P85 to P87 and P9.)
Rev.2.10 Oct 25, 2006 Page 253 of 326
REJ03B0152-0210