
Chapter 21 128 Kbyte Flash Module (S12FTS128K1V1)
Freescale Semiconductor
MC9S12C-Family / MC9S12GC-Family
619
Rev 01.20
21.3.2.8
RESERVED2
This register is reserved for factory testing and is not accessible to the user.
All bits read 0 and are not writable.
21.3.2.9
Flash Address Register (FADDR)
FADDRHI and FADDRLO are the Flash address registers.
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Table 21-14. FCMD Field Descriptions
Field
Description
6, 5, 2, 0
CMDB[6:5]
CMDB[2]
CMDB[0]
Valid Flash commands are shown in
Table 21-15. An attempt to execute any command other than those listed in
Table 21-15. Valid Flash Command List
CMDB
NVM Command
0x05
Erase verify
0x20
Word program
0x40
Sector erase
0x41
Mass erase
Module Base + 0x0007
76543210
R
00000000
W
Reset
00000000
= Unimplemented or Reserved
Figure 21-12. RESERVED2
Module Base + 0x0008
76543210
R
FABHI
W
Reset
00000000
Figure 21-13. Flash Address High Register (FADDRHI)