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W5500 Datasheet(PDF) 29 Page - WIZnet Co., Ltd |
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W5500 Datasheet(HTML) 29 Page - WIZnet Co., Ltd |
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29 / 66 page ![]() W5500 Datasheet Version1.0.9 29 / 66 3.1 Common Register Block Common Register Block configures the general information of W5500 such as IP and MAC address. This block can be selected by the BSB[4:0] value of SPI Frame. Table 3 defines the offset address of registers in this block. Refer to ‘Chapter 4.1’ for more details about each register. Table 3. Offset Address for Common Register Offset Register Offset Register Offset Register 0x0000 Mode (MR) 0x0013 0x0014 Interrupt Low Level Timer (INTLEVEL0) (INTLEVEL1) 0x0021 0x0022 0x0023 (PHAR3) (PHAR4) (PHAR5) 0x0001 0x0002 0x0003 0x0004 Gateway Address (GAR0) (GAR1) (GAR2) (GAR3) 0x0015 Interrupt (IR) 0x0024 0x0025 PPP Session Identification (PSID0) (PSID1) 0x0016 Interrupt Mask (IMR) 0x0026 0x0027 PPP Maximum Segment Size (PMRU0) (PMRU1) 0x0005 0x0006 0x0007 0x0008 Subnet Mask Address (SUBR0) (SUBR1) (SUBR2) (SUBR3) 0x0017 Socket Interrupt (SIR) 0x0018 Socket Interrupt Mask (SIMR) 0x0028 0x0029 0x002A 0x002B Unreachable IP address (UIPR0) (UIPR1) (UIPR2) (UIPR3) 0x0019 0x001A Retry Time (RTR0) (RTR1) 0x0009 0x000A 0x000B 0x000C 0x000D 0x000E Source Hardware Address (SHAR0) (SHAR1) (SHAR2) (SHAR3) (SHAR4) (SHAR5) 0x001B Retry Count (RCR) 0x002C 0x002D Unreachable Port (UPORTR0) (UPORTR1) 0x001C PPP LCP Request Timer (PTIMER) 0x002E PHY Configuration (PHYCFGR) 0x001D PPP LCP Magic number (PMAGIC) 0x000F 0x0010 0x0011 0x0012 Source IP Address (SIPR0) (SIPR1) (SIPR2) (SIPR3) 0x002F ~ 0x0038 Reserved 0x001E 0x001F 0x0020 PPP Destination MAC Address (PHAR0) (PHAR1) (PHAR2) 0x0039 Chip version (VERSIONR) 0x003A ~ 0xFFFF Reserved |
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