IA186EM-PQF100I-R INNOVASIC [InnovASIC, Inc], IA186EM-PQF100I-R Datasheet - Page 26

• Manufacturer Part Number: IA186EM-PQF100I-R
• Description: 8/16-Bit Microcontrollers
• Manufacturer: INNOVASIC [InnovASIC, Inc]

IA186EM/IA188EM
8/16-BIT Microcontrollers
PDATA1 (07ah) - PIO DATA Registers.
PDATA0 (074h),
When a PIO pin is configured as an output the value in the corresponding PIO data register bit is driven
onto the pin. On the other hand, if the PIO pin is configured as an input, the value on the pin is input into
the corresponding bit of the PIO data register.
The following table lists the default states for the PIO pins.
PIO Pin Assignments
RMODE (bit 0) – Receive Mode. The receive section of the serial port is enabled when this bit is 1 and
disabled when this bit is 0. This bit is 0 at reset.
3737 Princeton NE, Ste 130 • Albuquerque, NM 87107 • Tel [phone] • Fax [phone] • www.Innovasic.com
Number
PIO
0
1
2
3
4
5
6
tmrin1
tmrout1
pcs6/A2
pcs5/A1
dt/r_n
den_n/ds_n
srdy
Associated Pin Name
As of Production Version -03
Input with pull-up
Input with pull-down
Input with pull-up
Input with pull-up
Normal operation
Normal operation
Normal operation
Power-On Reset
Status
(c)
(c)
(d)
Data Sheet