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Major Chips Description 2-13
Table 2-2 M1521 Signal Descriptions (continued)
Signal Pin Type Description
UMA Interface
MGNTJ/
GNTJ[4]
F7 O Memory Grant. This output connects to the MGNTJ
of the GUI device. This pin can also be used as
grant signal of the fifth PCI master.
PRIO G15 I Priority. The high priority request from the GUI
device.
Power Pins
VCC F5, F6, G6, R6, R7,
F14, F15, P15, R15,
R16
P Vcc 3.3V
VDD_5 E14 P Vcc 5.0V
Vss or Gnd E15, T16, J9, J10, J11,
J12, K9, K10, K11,
K12, L9, L10, L11, L12,
M9, M10, M11, M12
P Ground