RL78/G15 CHAPTER 19 FLASH MEMORY
R01UH0959EJ0110 Rev.1.10 Page 673 of 765
Mar 7, 2023
19.6.1.3 Flash write buffer registers HH, HL, LH, and LL (FLWHH, FLWHL, FLWLH,
FLWLL)
The FLWHH, FLWHL, FLWLH, and FLWLL registers hold data to be written during programming of the flash memory.
The FLWHH, FLWHL, FLWLH, and FLWLL registers can be set by an 8-bit memory manipulation instruction.
These registers are set to 00H following a reset.
Figure 19-10. Format of Flash Write Buffer Registers HH, HL, LH, and LL (FLWHH, FLWHL, FLWLH, FLWLL)
Address: F00CBH After reset: 00H R/W
Symbol 7 6 5 4 3 2 1 0
FLWHH FLW31 FLW30 FLW29 FLW28 FLW27 FLW26 FLW25 FLW24
Address: F00CAH After reset: 00H R/W
Symbol 7 6 5 4 3 2 1 0
FLWHL FLW23 FLW22 FLW21 FLW20 FLW19 FLW18 FLW17 FLW16
Address: F00C9H After reset: 00H R/W
Symbol 7 6 5 4 3 2 1 0
FLWLH FLW15 FLW14 FLW13 FLW12 FLW11 FLW10 FLW9 FLW8
Address: F00C8H After reset: 00H R/W
Symbol 7 6 5 4 3 2 1 0
FLWLL FLW7 FLW6 FLW5 FLW4 FLW3 FLW2 FLW1 FLW0
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