How to use EEPROM in TG-LPC11U35-501
Dependencies: AQM0802 EEPROM mbed
Diff: EEPROM.cpp
- Revision:
- 1:b72b39a47d1a
- Parent:
- 0:8dfee9f6df54
diff -r 8dfee9f6df54 -r b72b39a47d1a EEPROM.cpp --- a/EEPROM.cpp Sun Jun 22 09:57:23 2014 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,72 +0,0 @@ -//********************** -// EEPROM.cpp for TG-LPC11U35-501 -// TG-LPC11U35-501 has 4K EEPROM. -// -// usage: -// EEPROM eeprom; -// char RAM[100] -// eeprom.write(0, RAM, 100); -// eeprom.read(0, RAM, 100); -// eeprom.put(0, 0x00); -// i=eeprom.get(0); -// -// note: -// valid EEPROM address range is between 0 to 4031 -// top 64 bytes are reserved -// -// (C)Copyright 2014 All rights reserved by Y.Onodera -// http://einstlab.web.fc2.com -//********************** -#include "EEPROM.h" - -int EEPROM::write( unsigned int EEPROM_addr, char *RAM_addr, unsigned int n ) { - command[0] = EEPROM_Write; - command[1] = EEPROM_addr; - command[2] = (unsigned int)RAM_addr; - command[3] = n; - command[4] = cclk_kHz; - - iap_entry( command, status ); - - return ( (int)status[0] ); -} - - -int EEPROM::read( unsigned int EEPROM_addr, char *RAM_addr, unsigned int n ) { - command[0] = EEPROM_Read; - command[1] = EEPROM_addr; - command[2] = (unsigned int)RAM_addr; - command[3] = n; - command[4] = cclk_kHz; - - iap_entry( command, status ); - - return ( (int)status[0] ); -} - - -int EEPROM::put( unsigned int EEPROM_addr, char data ) { - dat[0]=data; - command[0] = EEPROM_Write; - command[1] = EEPROM_addr; - command[2] = (unsigned int)dat; - command[3] = 1; - command[4] = cclk_kHz; - - iap_entry( command, status ); - - return ( (int)status[0] ); -} - - -char EEPROM::get( unsigned int EEPROM_addr ) { - command[0] = EEPROM_Read; - command[1] = EEPROM_addr; - command[2] = (unsigned int)dat; - command[3] = 1; - command[4] = cclk_kHz; - - iap_entry( command, status ); - - return ( dat[0] ); -}