Vmebus slave gcsr group address register, Vmebus slave gcsr group address register -47 – Motorola MVME172 User Manual

Page 125

Text mode
Original mode

LCSR Programming Model

http://www.mcg.mot.com/literature

2-47

VMEbus Slave GCSR Group Address Register

This register defines the group address of the GCSR as viewed from the
VMEbus. The GCSR address is defined by the group address and the board
address. Once enabled, the GCSR register should not be reprogrammed
unless the VMEchip2 is VMEbus master.

GCSR Group These bits define the group portion of the GCSR address.

These bits are compared with VMEbus address lines A8
through A15. The recommended group address for the
MVME172 is $D2.

ADR/SIZ

$FFF4002C (8 bits of 32)

BIT

. . .

NAME

GCSR Group Address Register 4

OPER

R/W

RESET

$00 PS