IBM PowerPC 750GX

User’s Manual
IBM PowerPC 750GX and 750GL RISC Microprocessor
Signal Descriptions
Page 250 of 377
gx_07.fm.(1.2)
March 27, 2006
7.1 Signal Configuration
Figure 7-1 illustrates the 750GX’s signal configuration, showing how the signals are grouped. A pinout
showing pin numbers is included in the PowerPC 750GX RISC Microprocessor Datasheet.
Figure 7-1. 750GX Signal Groups
BR
BG
ABB
TS
AP[0:3]
GBL
TSIZ[0:2]
AACK
ARTY
SYSCLK
DBG
DBWO
DBB
D[0:63]
DP[0:7]
TA
DRTRY
TEA
INT
RSRVR
JTAG / COP
FACTORY TEST
1
1
1
1
1
5
3
4
TBST
WT
PLL_CFG[0:4]
TT[0:4]
5
5
TBEN
1
CLK_OUT
MCP
SRESET
DBDIS
TLBI SYNC
SMI
HRESET
QREQ
QACK
CKSTP_IN
CKSTP_OUT
ADDRESS
ARBITRATION
ADDRESS
TERMINATION
ATTRIBUTE
DATA
ARBITRATION
DATA
TRANSFER
DATA
TERMINATION
1
3
1
1
1
1
1
1
1
1
8
64
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
INTERRUPTS/
RESETS
STATUS/
CONTROL
CLOCK
CONTROL
TEST
INTERFACE
CI
1
A[0:31]
32
2
PLL_RNG[0:1]
750GX
TRANSFER START/
ADDRESS/
PROCESSOR