Environmental
•
Operating Temperature: 0 °C to +70 °C (optional -40 °C to +85 °C).
•
Storage Temperature: -50 °C to +120 °C.
•
Humidity:
up to 95% RH, non-condensing.
ADDRESS
DECODE
AND
BUS
INTERFACE
DATA
BUFFERS
IRQ
LEVEL
SELECT
INTERRUPT
ENABLE
PPI
GROUP
1
PPI
GROUP
0
DI/O INTERRUPT
CO
M
P
UT
E
R I
/O
B
U
S
I/O
B
U
F
F
E
R
S
C
O
N
N
E
C
T
O
R
C
O
N
N
E
C
T
O
R
PORT A
PORT B
PORT C HI
PORT C LO
PORT A
PORT B
PORT C HI
PORT C LO
1MHz
XTAL
I
I
I
G
G
G
O
O
O
16-BIT
COUNTER
0
16-BIT
COUNTER
1
16-BIT
COUNTER
2
COUNTER 0
CLOCK INPUT
COUNTER 2
CLOCK OUTPUT
COUNTER 1
GATE INPUT
Figure 1-1:
Block Diagram
Manual 104-DIO-48E, 24E
7
