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7.2
Features ..................................................................................... 43
7.3
Functional description .................................................................... 43
7.4
TOE Memory map ........................................................................... 44
7.4.1
Common register map ............................................................. 46
7.4.2
Socket register map ................................................................ 46
7.4.3
Memory ............................................................................... 47
7.5
Common register (Base : 0x4100_0000) ................................................ 49
7.5.1
VERSIONR (TOE Version Register) ................................................ 49
7.5.2
TCKCNTR (Ticker Counter Register) ............................................. 49
7.5.3
IR (Interrupt Register) ............................................................. 49
7.5.4
IMR (Interrupt Mask Register) .................................................... 50
7.5.5
IRCR (Interrupt Clear Register) ................................................... 51
7.5.6
SIR (Socket Interrupt Register) ................................................... 51
7.5.7
SIMR (Socket Interrupt Mask Register) .......................................... 52
7.5.8
MD (Mode Register) ................................................................. 52
7.5.9
PTIMER (PPP Link Control Protocol Request Timer Register)................ 53
7.5.10
PMAGICR (PPP Link Control Protocol Magic number Register) .............. 54
7.5.11
PHAR (Destination Hardware Address Register in PPPoE) ................... 54
7.5.12
PSIDR (Session ID Register in PPPoE) ............................................ 55
7.5.13
PMRUR (Maximum Receive Unit Register in PPPoE) ........................... 55
7.5.14
SHAR (Source Hardware Address Register) ..................................... 56
7.5.15
GAR (Gateway Address) ........................................................... 57
7.5.16
SUBR ( Subnet Mask Register) .................................................... 57
7.5.17
SIPR (Source IP address Register) ................................................ 58
7.5.18
NCONFLR ( Network Configuration Lock Register) ............................ 58
7.5.19
RTR (Retry Time Register) ......................................................... 59
7.5.20
RCR (Retry Counter Register) ..................................................... 59
7.5.21
UIPR (Unreachable IP address Register) ........................................ 61
7.5.22
UPORTR (Unreachable Port Register) ........................................... 62
7.6
Socket register (Base : 0x4101_0000 + 0x0004_000 x n)[n=0,...7, where n is
7.6.1
Sn_MR (Socket n Mode Register) ................................................. 62
7.6.2
Sn_CR (Socket n Command Register)............................................ 64
7.6.3
Sn_IR (Socket n Interrupt Register) ............................................. 67
7.6.4
Sn_IMR (Socket n Interrupt Mask Register) ..................................... 67
7.6.5
Sn_ICR (Socket n Interrupt Clear Register) .................................... 68
7.6.6
Sn_SR (Socket n Status Register) ................................................ 69
7.6.7
Sn_PNR (Socket n Protocol Number Register) ................................. 71
7.6.8
Sn_TOSR (Socket n IP Type of Service Register) ............................... 71
W7500 Datasheet Version1.0.0
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