wg_eeprom.h
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34 
35 #pragma once
36 
39 #include <stdint.h>
40 #include <boost/thread/mutex.hpp>
41 
42 namespace ethercat_hardware
43 {
44 
45 struct EepromStatusReg;
46 struct WG0XSpiEepromCmd;
47 
48 class WGEeprom
49 {
50 public:
51  WGEeprom();
52  bool readEepromPage(EthercatCom *com, WGMailbox *mbx, unsigned page, void* data, unsigned length);
53  bool writeEepromPage(EthercatCom *com, WGMailbox *mbx, unsigned page, const void* data, unsigned length);
54 
55 protected:
56  static const unsigned NUM_EEPROM_PAGES = 4096;
57  static const unsigned MAX_EEPROM_PAGE_SIZE = 264;
58 
59  // SPI Eeprom State machine helper functions
61  bool sendSpiEepromCmd(EthercatCom *com, WGMailbox *mbx, const WG0XSpiEepromCmd &cmd);
63 
64  // Eeprom helper functions
66  bool waitForEepromReady(EthercatCom *com, WGMailbox *mbx);
67 
69  boost::mutex mutex_;
70 };
71 
72 
73 }; //end namespace ethercat_hardware
bool waitForEepromReady(EthercatCom *com, WGMailbox *mbx)
Waits for EEPROM to become ready.
Definition: wg_eeprom.cpp:359
boost::mutex mutex_
Only one eeprom transaction can occur at a time.
Definition: wg_eeprom.h:69
uint16_t length
Definition: wg_util.h:119
bool sendSpiEepromCmd(EthercatCom *com, WGMailbox *mbx, const WG0XSpiEepromCmd &cmd)
Sends command to SPI EEPROM state machine.
Definition: wg_eeprom.cpp:158
static const unsigned NUM_EEPROM_PAGES
Definition: wg_eeprom.h:56
bool readSpiEepromCmd(EthercatCom *com, WGMailbox *mbx, WG0XSpiEepromCmd &cmd)
Reads SPI state machine command register.
Definition: wg_eeprom.cpp:456
data
bool writeEepromPage(EthercatCom *com, WGMailbox *mbx, unsigned page, const void *data, unsigned length)
Write data to single eeprom page.
Definition: wg_eeprom.cpp:289
bool readEepromPage(EthercatCom *com, WGMailbox *mbx, unsigned page, void *data, unsigned length)
Read data from single eeprom page.
Definition: wg_eeprom.cpp:223
static const unsigned MAX_EEPROM_PAGE_SIZE
Definition: wg_eeprom.h:57
bool readEepromStatusReg(EthercatCom *com, WGMailbox *mbx, EepromStatusReg &reg)
Reads EEPROM status register.
Definition: wg_eeprom.cpp:401
bool waitForSpiEepromReady(EthercatCom *com, WGMailbox *mbx)
Waits for SPI eeprom state machine to be idle.
Definition: wg_eeprom.cpp:121


ethercat_hardware
Author(s): Rob Wheeler , Derek King
autogenerated on Thu Mar 4 2021 03:10:21