zl50017 Zarlink Semiconductor, zl50017 Datasheet - Page 29

• Manufacturer Part Number: zl50017
• Description: 1 K Digital Switch
• Manufacturer: Zarlink Semiconductor

1 - 0
External Read/Write Address: 0000
Reset Value: 0000
Bit
2
15
0
14
0
MS1 - 0
Name
OSB
H
13
0
Output Stand By Bit:
This bit enables the STio0 - 1 serial outputs. The following table describes the HiZ control
of the serial data outputs:
Note: Unused output streams are tristated (STio = HiZ). Refer to SOCR0 - 15 (bit 2 - 0).
Memory Select Bits
These two bits are used to select connection memory low, connection high or data mem-
ory for access by CPU:
12
0
RESET
Table 4 - Control Register (CR) Bits (continued)
H
Pin
0
1
1
1
1
11
0
MS1 - 0
SRSTSW
10
(in SRR)
00
01
10
11
0
X
1
0
0
0
FPIN
POS
Zarlink Semiconductor Inc.
9
ZL50017
ODE
CKINP
Pin
X
X
0
1
1
8
29
Connection Memory Low Read/Write
OSB
FPINP
Bit
X
X
X
0
1
7
Description
Data Memory Read
Memory Selection
(Controlled by CM)
CKIN
6
1
Reserved
Reserved
STio0 - 15
Active
CKIN
HiZ
HiZ
HiZ
HiZ
5
0
VAR
EN
4
MBPE
3
OSB
2
Data Sheet
MS1
1
MS0
0