HD64F2168 Datasheet, PDF (220/874 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer

Table 8.1 Port Functions (cont)
Port
Port 8
Port 9
Description
Extended Mode
(EXPE = 1)
Single-Chip Mode
(EXPE = 0)
I/O Status
General I/O port also P87/ExIRQ15/ADTRG/ExTMIY
functioning as A/D
converter external
trigger input pin,
P86/ExIRQ14/SCK2/ExTMIX
P85/ExIRQ13/SCK1/ExTMI1
SCI_0, SCI_1, and _{P84/ExIRQ12/SCK0/ExTMI0}
SCI_2 clock
inputs/outputs,
TMR_0, TMR_1,
P83/ExIRQ11/SDA1
P82/ExIRQ10/SCL1
TMR_X, TMR_Y
inputs, and IIC_0
and IIC_1
P81/ExIRQ9/SDA0
P80/ExIRQ8/SCL0
inputs/outputs
NMOS push-
pull outputs.
General I/O port also P97/WAIT/CS256
P97
functioning as bus
control input/output,
P96/φ/EXCL
system clock output, ^AS/IOS3
P95
and external sub- _HWR
P94
clock input
RD
P93
P92/CPCS1
P92
P91/AH
P91
P90/LWR
P90
Rev. 3.00, 03/04, page 180 of 830