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LAN9252/ML 数据表(PDF) 214 Page - Microchip Technology |
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LAN9252/ML 数据表(HTML) 214 Page - Microchip Technology |
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214 / 329 page ![]() LAN9252 DS00001909A-page 214 2015 Microchip Technology Inc. 12.13 EtherCAT CSR and Process Data RAM Access Registers (Directly Addressable) This section details the directly addressable System CSRs, outside of the EtherCAT Core, which are related to the Eth- erCAT Core. For information on how to access EtherCAT registers, refer to Section 12.11, "EtherCAT CSR and Process Data RAM Access," on page 208. The EtherCAT Core registers are detailed in Section 12.14, "EtherCAT Core CSR Registers (Indirectly Addressable)," on page 223. TABLE 12-13: ETHERCAT PROCESS RAM AND CSR ACCESS REGISTERS Address Register Name (Symbol) 000h-01Ch EtherCAT Process RAM Read Data FIFO (ECAT_PRAM_RD_DATA) 020h-03Ch EtherCAT Process RAM Write Data FIFO (ECAT_PRAM_WR_DATA) 300h EtherCAT CSR Interface Data Register (ECAT_CSR_DATA) 304h EtherCAT CSR Interface Command Register (ECAT_CSR_CMD) 308h EtherCAT Process RAM Read Address and Length Register (ECAT_PRAM_RD_ADDR_LEN) 30Ch EtherCAT Process RAM Read Command Register (ECAT_PRAM_RD_CMD) 310h EtherCAT Process RAM Write Address and Length Register (ECAT_PRAM_WR_ADDR_LEN) 314h EtherCAT Process RAM Write Command Register (ECAT_PRAM_WR_CMD) |
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