Artesyn ATCA-7470 Installation and Use (October 2014) - Manual (Page 179)

Maps and Registers
ATCA-7470 Installation and Use (6806800P15K) 179
6.4.17 IPMC E-Keying Control Register
6.4.18 LED Status and Control Register
Table 6-45 IPMC E-Keying Control Register
Address Offset: 0x4A
Bit Description Default Access
0 Enable/Disable update channel ATCA Zone2 Port0.
0: UPDATE_CH0_ENABLE driven low. Disabled
1: UPDATE_CH0_ENABLE driven high. Enabled 0 LPC: r/w
IPMC: r/w
1 Disable/Enable USB Port 2 to RTM.
0: RTMUSB_ENABLE_ driven low. Enabled
1: RTMUSB_ENABLE_ driven high. Disabled PWR_GOOD: 1 LPC: r/w
IPMC: r/w
7:2 Reserved 0 r
Table 6-46 LED Status and Control Register
Address Offset: 0x50
Bit Description Default Access
0 Control green LED output Signal LED_GREEN_:
0: LED_GREEN_ is driven high
1: LED_GREEN_ is driven low 0 LPC: r/w
IPMC: r
1 Control red LED output Signal LED_RED_:
0: LED_RED_ is driven high
1: LED_RED_ is driven low 0 LPC: r/w
IPMC: r
2 Control user LED output Signal LED_USER1_:
0: LED_USER1_ is driven high
1: LED_USER1 is driven low 0 LPC: r/w
IPMC: r