URL https://opencores.org/ocsvn/usb_fpga_1_2/usb_fpga_1_2/trunk

Subversion Repositories usb_fpga_1_2

[/] [usb_fpga_1_2/] [trunk/] [include/] [ztex-eeprom.h] - Diff between revs 4 and 5

Rev 4	Rev 5
Line 129...	Line 129...
`/* Reads <length> bytes from EEPROM address <addr> and write them to buf.`	`/* Reads <length> bytes from EEPROM address <addr> and write them to buf.`
`Returns the number of bytes read. This number is 0 during a write cycle. */`	`Returns the number of bytes read. This number is 0 during a write cycle. */`
`BYTE eeprom_read ( __xdata BYTE *buf, WORD addr, BYTE length ) {`	`BYTE eeprom_read ( __xdata BYTE *buf, WORD addr, BYTE length ) {`
`BYTE bytes = 0,i;`	`BYTE bytes = 0,i;`

	`if ( length == 0 )`
	`return 0;`

`if ( eeprom_select(100,0) )`	`if ( eeprom_select(100,0) )`
`goto eeprom_read_end;`	`goto eeprom_read_end;`

`I2DAT = HI(addr); // write address`	`I2DAT = HI(addr); // write address`
`if ( i2c_waitWrite() ) goto eeprom_read_end;`	`if ( i2c_waitWrite() ) goto eeprom_read_end;`