DSR From Powerdown............................................................................................................................ 92
Wake Up From Auto Powerdown............................................................................................................ 93
Register Behavior.................................................................................................................................... 93
Pin Behavior ............................................................................................................................................ 93
UART POWER MANAGEMENT........................................................................................................................ 95
PARALLEL PORT............................................................................................................................................ 95
CONFIGURATION...................................................................................................................................... 96
CONFIGURATION ACCESS PORTS ................................................................................................................... 96
CONFIGURATION STATE ................................................................................................................................. 96
Entering the Configuration State ............................................................................................................. 96
Configuration Register Programming...................................................................................................... 96
Exiting the Configuration State................................................................................................................ 96
Programming Example............................................................................................................................ 97
Configuration Select Register (CSR) ...................................................................................................... 98
CONFIGURATION REGISTERS DESCRIPTION .................................................................................................... 98
CR00 ....................................................................................................................................................... 99
CR01 ....................................................................................................................................................... 99
CR02 ..................................................................................................................................................... 100
CR03 ..................................................................................................................................................... 100
CR04 ..................................................................................................................................................... 101
CR05 ..................................................................................................................................................... 102
CR06 ..................................................................................................................................................... 103
CR07 ..................................................................................................................................................... 103
CR08 ..................................................................................................................................................... 104
CR09 ..................................................................................................................................................... 104
CR0A..................................................................................................................................................... 104
CR0B..................................................................................................................................................... 105
CR0C..................................................................................................................................................... 105
CR0D..................................................................................................................................................... 106
CR0E..................................................................................................................................................... 106
CR0F ..................................................................................................................................................... 106
CR10 ..................................................................................................................................................... 106
CR11 ..................................................................................................................................................... 107
CR12 - CR13......................................................................................................................................... 107
CR14 ..................................................................................................................................................... 107
CR15 ..................................................................................................................................................... 107
CR16 ..................................................................................................................................................... 108
CR17 ..................................................................................................................................................... 108
CR18 - CR1D ........................................................................................................................................ 108
CR1E..................................................................................................................................................... 108
CR1F ..................................................................................................................................................... 109
CR20 ..................................................................................................................................................... 109
CR21 - CR22......................................................................................................................................... 110
CR23 ..................................................................................................................................................... 110
CR24 ..................................................................................................................................................... 110
CR25 ..................................................................................................................................................... 110
CR26 ..................................................................................................................................................... 111
CR27 ..................................................................................................................................................... 111
CR28 ..................................................................................................................................................... 111
CR29 ..................................................................................................................................................... 112
CR2A..................................................................................................................................................... 112
CR2B..................................................................................................................................................... 112
CR2C..................................................................................................................................................... 113
CR2D..................................................................................................................................................... 113
CR2E..................................................................................................................................................... 113
CR2F ..................................................................................................................................................... 113
OPERATIONAL DESCRIPTION .............................................................................................................. 114
SMSC DS – FDC37N769
Page 5 of 137
Rev. 12/21/2000
SMSC [ SMSC CORPORATION ]
