Datasheet

Chapter 17 16 Kbyte Flash Module (S12FTS16KV1)
Freescale Semiconductor MC9S12C-Family / MC9S12GC-Family 483
Rev 01.24
17.3.2.8 RESERVED2
This register is reserved for factory testing and is not accessible to the user.
All bits read 0 and are not writable.
17.3.2.9 Flash Address Register (FADDR)
FADDRHI and FADDRLO are the Flash address registers.
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Table 17-13. FCMD Field Descriptions
Field Description
6, 5, 2, 0
CMDB[6:5]
CMDB[2]
CMDB[0]
Valid Flash commands are shown in Table 17-14. An attempt to execute any command other than those listed in
Table 17-14 will set the ACCERR bit in the FSTAT register (see Section 17.3.2.6).
Table 17-14. Valid Flash Command List
CMDB NVM Command
0x05 Erase verify
0x20 Word program
0x40 Sector erase
0x41 Mass erase
Module Base + 0x0007
76543210
R00000000
W
Reset 00000000
= Unimplemented or Reserved
Figure 17-12. RESERVED2
Module Base + 0x0008
76543210
R000
FABHI
W
Reset 00000000
= Unimplemented or Reserved
Figure 17-13. Flash Address High Register (FADDRHI)