Datasheet

Chapter 26 4 Kbyte EEPROM Module (S12XEETX4KV2)
MC9S12XDP512 Data Sheet, Rev. 2.21
Freescale Semiconductor 1085
The EADDRHI and EADDRLO registers are the EEPROM address registers.
All EABHI and EABLO bits read 0 and are not writable in normal modes.
All EABHI and EABLO bits are readable and writable in special modes.
The MCU address bit AB0 is not stored in the EADDR registers since the EEPROM block is not byte
addressable.
26.3.2.9 EEPROM Data Registers (EDATA)
The EDATAHI and EDATALO registers are the EEPROM data registers.
All EDHI and EDLO bits read 0 and are not writable in normal modes.
76543210
R00000 EABHI
W
Reset 00000000
= Unimplemented or Reserved
Figure 26-13. EEPROM Address High Register (EADDRHI)
76543210
R EABLO
W
Reset 00000000
= Unimplemented or Reserved
Figure 26-14. EEPROM Address Low Register (EADDRLO)
76543210
R EDHI
W
Reset 00000000
= Unimplemented or Reserved
Figure 26-15. EEPROM Data High Register (EDATAHI)
76543210
R EDLO
W
Reset 00000000
= Unimplemented or Reserved
Figure 26-16. EEPROM Data Low Register (EDATALO)