Publication No. PPC11A-HRM/1
Control and Status Registers 75
5.9
LED Control Register 1 (Offset 0x622)
Bits 7 to 4 are sticky on BIT_HRESET or CPU_RESET_REQ_L.
Bits
Description
Default
7
BIT Pass LED:
1 = LED lit green
0 = LED not lit
0
6
BIT Fail LED:
1 = LED lit red
0 = LED not lit
The BIT Fail LED is normally controlled by the BMM.
This bit is ignored if bit 4 in the
0
5
BIT Status 1 LED (DS44):
1 = LED lit yellow
0
4
BIT Status 2 LED (DS45):
1 = LED lit yellow
0
3 to 0
Reserved
0x0
5.10
SPI Control Register (Offset 0x625)
Bits 7 to 5 are sticky except on a power failure.
Bits
Description
Default
7
Select alternate boot area:
1 = Select alternate boot area
0 = Select normal boot area
0
6
Select recovery boot area (SPI Flash):
1 = Select recovery boot area (SPI)
0 = Select normal boot area
0
5
Override boot source jumper links:
1 = Use bits 7 & 6 above
0 = Use jumper links/EEPROM DIP switch
0
4 to 0
Reserved
00000
b
Содержание PPC11A
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