CCU3000 Datasheet, PDF (71/77 Pages) Micronas – Central Control Unit

CCCCUU33000000-I,, CCCCUU 330000001--II
CCU 3001, CCU 3001-I
8.7. Pin Connections and Short Descriptions
DA = IM bus data line of external devices
ID = IM bus ident line of external devices
CL = IM bus clock line of external devices
SDA = I²C bus data line of external devices
SCL = I²C bus clock line of external devices
X = obligatory; connections depend on application
Pin No.
68–pin
PLCC
64–pin
SDIP
1
16
2
15
3
14
4
13
5
12
6
11
7
10
Con-
nection
+5V
GND
Xtal
Xtal
+3V to
+5V
X
DA/SDA
I:
Input
O:
Output
I
I
I/O
I
I
I/O
I/O
Pin Name
V_SUP
GND
X2
X1
V_standby
RES
IM1_DAT/I²C_DAT
8
9
ID/SCL O
IM1_ID/I²C_CLK2
9
8
CL/SCL O
IM1_CLK/I²C_CLK1
10
–
DA
I/O
IM2_DAT
11
–
ID
O
IM2_ID
12
–
CL
O
IM2_CLK
13
7
X
I/O
TIMER1
14
6
X
I/O
TIMER2
15
5
X
I/O
TIMER3
16
4
external I
IR
infrared
receiver
17
3
X
I/O (O) P4 (R/W)
18
2
X
I/O
(I/O)
P10 (D0)
19
1
X
I/O
(I/O)
P11 (D1)
20
64
X
I/O
(I/O)
P12 (D2)
21
63
X
I/O
(I/O)
P13 (D3)
22
62
X
I/O
(I/O)
P14 (D4)
Short Description
Supply Voltage
Ground
Crystal Connector 2
Crystal Connector 1
Standby Supply Voltage
Reset input / Reset output
IM bus 1 Data line/
I²C Bus Data line
IM bus 1 Ident line/
I²C Bus Clock line
IM bus 1 Clock line/
I²C Bus Clock line
IM bus 2 Data line
IM bus 2 Ident line
IM bus 2 Clock line
Timer 1 input/output
Timer 2 input/output
Timer 3 input/output
Infrared Signal Input
Port 4, Bit 0 (CPU read/write)
Port 1, Bit 0 (CPU data bus bit 0)
Port 1, Bit 1 (CPU data bus bit 1)
Port 1, Bit 2 (CPU data bus bit 2)
Port 1, Bit 3 (CPU data bus bit 3)
Port 1, Bit 4 (CPU data bus bit 4)
MICRONAS INTERMETALL
71