IA186EM_04 Datasheet, PDF (27/133 Pages) InnovASIC, Inc – 8/16-Bit Microcontrollers

IA186EM/IA188EM
8/16-BIT Microcontrollers
Data Sheet
As of Production Version -03
PIO
Number
7^(a)
8^(a)
9^(a)
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26_{(a, b)}
27
28
29^{(a, b)}
30
31
Associated Pin Name
a17
a18
a19
tmrout0
tmrin0
drq0
drq1
mcs0_n
mcs1_n
pcs0_n
pcs1_n
pcs2_n
pcs3_n
sclk
sdata
sden0
sden1
mcs2_n
mcs3_n/rfsh_n
uzi
txd
rxd
s6/clkdiv2_n
int4
int2
Power-On Reset
Status
Normal operation^(c)
Normal operation^(c)
Normal operation^(c)
Input with pull-down
Input with pull-up
Input with pull-up
Input with pull-up
Input with pull-up
Input with pull-up
Input with pull-up
Input with pull-up
Input with pull-up
Input with pull-up
Input with pull-up
Input with pull-up
Input with pull- down
Input with pull- down
Input with pull-up
Input with pull-up
Input with pull-up
Input with pull-up
Input with pull-up
Input with pull-up
Input with pull-up
Input with pull-up
NOTES
1. Emulators use these pins. (s2_n-s0_n, res_n, nmi, clkouta, bhe_n, ale, ad15 – ad0, and a16 – a0 are
used by emulators also.)
2. If bhe_n/aden_n (ia186EM) or rfsh2_n/aden (ia188EM) is held low during power-on reset, these pins
revert to normal operation.
3737 Princeton NE, Ste 130 • Albuquerque, NM 87107 • Tel [phone] • Fax [phone] • www.Innovasic.com