W7500x Reference Manual Version1.1.0
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Sn_ICR is used to clear interrupts. Each bit of Sn_IR can be cleared when the host writes ‘1’
value to each bit of Sn_ICR corresponding to each bit of Sn_IR.
[0] CONNECT Interrupt Clear
[1] DISCONNECT Interrupt Clear
[2] RECV Interrupt Mask
[3] TIMEOUT Interrupt Mask
[4] SENDOK Interrupt Mask
*
ReadClearWrite1 (R/C_W1) : Software can read as well as clear this bit by writing
1. Writing ‘0’ has no effect on the bit value.
Sn_SR (Socket n Status Register)
Address Offset : 0x0030
Reset value : 0x0000_0000
31
30
29
28
27
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22
21
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19
18
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16
res
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15
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3
2
1
0
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Sn_SR[7:0]
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Sn_SR indicates the status of Socket n. The status of Socket n is changed by Sn_CR or some
special control packet as SYN, FIN packet in TCP.
Value
Symbol
Description
0x00
SOCK_CLOSED
This indicates that Socket n is released.
When DISCON, CLOSE command is ordered, or when a timeout
occurs, it is changed to SOCK_CLOSED regardless of previous
status.
0x13
SOCK_INIT
This indicates Socket n is opened with TCP mode.
It is changed to SOCK_INIT when Sn_MR (P[3:0]) = ‘0001’ and
OPEN command is ordered.
After SOCK_INIT, user can use LISTEN /CONNECT command.
Содержание W7500
Страница 28: ...W7500x Reference Manual Version1 1 0 28 399 Memory map Figure 2 W7500x memory map ...
Страница 324: ...W7500x Reference Manual Version1 1 0 324 399 Figure 46 UART character frame ...
Страница 391: ...W7500x Reference Manual Version1 1 0 391 399 1 SSP1 must not drive the SSPTXD output in slave mode ...