Datasheet

DS26502 T1/E1/J1/64KCC BITS Element
25 of 125
MODE
PIN TYPE
PARALLEL
PORT
SERIAL
PORT
HARDWARE
FUNCTION
59 I BIS1 BIS1 BIS1 Bus Interface Select Mode 1
60 I
CS CS
RLB
Parallel Port Mode: Active-Low Chip Select
Serial Port Mode: Active-Low Chip Select
Hardware Mode: Remote Loopback Enable
61 I RD (DS) — RMODE2
Parallel Port Mode: Active-Low Read Input (Data
Strobe)
Serial Port Mode: Unused, should be connected to V
SS
.
Hardware Mode: Receive Mode Select 2
62 I WR (R/W) — TMODE3
Parallel Port Mode: Active-Low Write Input
(Read/Write)
Serial Port Mode: Unused, should be connected to V
SS
.
Hardware Mode: Transmit Mode Select 3
63 I/O AD0 MIS0 TCSS0
Parallel Port Mode: Address/Data Bus Bit 0
Serial Port Mode: Serial Data Out (Master In-Slave
Out)
Hardware Mode: Transmit Clock Source Select 0
64 I/O AD1 MOSI RMODE3
Parallel Port Mode: Address/Data Bus Bit 1
Serial Port Mode: Serial Data In (Master Out-Slave In)
Hardware Mode: Receive Mode Select 3