Rainbow Electronics DS2153Q - Manual (Page 6)

DS2153Q
022697 6/48
PIN DESCRIPTION TYPE SYMBOL
40 TCHCLK O Transmit Channel Clock. 256 KHz clock which pulses high during the LSB
of each channel. Useful for parallel to serial conversion of channel data. See
Section 13 for timing details.
41
42
43
44 AD0
AD1
AD2
AD3 I/O Address/Data Bus. A 8–bit multiplexed address/data bus.
DS2153Q REGISTER MAP
ADDRESS R/W REGISTER NAME ADDRESS R/W REGISTER NAME
00 R BPV or Code Violation Count 1 20 R/W Transmit Align Frame
01 R BPV or Code Violation Count 2 21 R/W Transmit Non–Align Frame
02 R CRC4 Count 1/FAS Error Count
1 22 R/W Transmit Channel Blocking 1
03 R CRC4 Error Count 2 23 R/W Transmit Channel Blocking 2
04 R E–Bit Count 1/FAS Error Count
2 24 R/W Transmit Channel Blocking 3
05 R E–Bit Count 2 25 R/W Transmit Channel Blocking 4
06 R Status 1 26 R/W Transmit Idle 1
07 R Status 2 27 R/W Transmit Idle 2
08 R/W Receive Information 28 R/W Transmit Idle 3
10 R/W Receive Control 1 29 R/W Transmit Idle 4
11 R/W Receive Control 2 2A R/W Transmit Idle Definition
12 R/W Transmit Control 1 2B R/W Receive Channel Blocking 1
13 R/W Transmit Control 2 2C R/W Receive Channel Blocking 2
14 R/W Common Control 1 2D R/W Receive Channel Blocking 3
15 R/W Test 1 2E R/W Receive Channel Blocking 4
16 R/W Interrupt Mask 1 2F R Receive Align Frame
17 R/W Interrupt Mask 2
18 R/W Line Interface Control
19 R/W Test 2
1A R/W Common Control 2
1B R/W Common Control 3
1E R Synchronizer Status
1F R Receive Non–Align Frame