MC68HC908LJ24 Datasheet, PDF (372/464 Pages) Motorola, Inc – Microcontrollers

Liquid Crystal Display (LCD) Driver
17.9.3 LCD Data Registers (LDAT1–LDAT17)
The seventeen (17) LCD data registers enable and disable the drive to
the corresponding LCD segments.
Addr.
$0052
$0053
$0054
$0055
$0056
$0057
$0058
$0059
$005A
Register Name
Bit 7
6
Read:
LCD Data Register 1
(LDAT1)
Write:
F1B3
F1B2
Reset: U
U
Read:
LCD Data Register 2
(LDAT2)
Write:
F3B3
F3B2
Reset: U
U
Read:
LCD Data Register 3
(LDAT3)
Write:
F5B3
F5B2
Reset: U
U
Read:
LCD Data Register 4
(LDAT4)
Write:
F7B3
F7B2
Reset: U
U
Read:
LCD Data Register 5
(LDAT5)
Write:
F9B3
F9B2
Reset: U
U
Read:
LCD Data Register 6
(LDAT6)
Write:
Reset:
F11B3
U
F11B2
U
Read:
LCD Data Register 7
(LDAT7)
Write:
Reset:
F13B3
U
F13B2
U
Read:
LCD Data Register 8
(LDAT8)
Write:
Reset:
F15B3
U
F15B2
U
Read:
LCD Data Register 9
(LDAT9)
Write:
Reset:
F17B3
U
F17B2
U
U = Unaffected
5
4
3
F1B1 F1B0 F0B3
U
U
U
F3B1 F3B0 F2B3
U
U
U
F5B1 F5B0 F4B3
U
U
U
F7B1 F7B0 F6B3
U
U
U
F9B1 F9B0 F8B3
U
U
U
F11B1 F11B0 F10B3
U
U
U
F13B1 F13B0 F12B3
U
U
U
F15B1 F15B0 F14B3
U
U
U
F17B1 F17B0 F16B3
U
U
U
= Unimplemented
2
F0B2
U
F2B2
U
F4B2
U
F6B2
U
F8B2
U
F10B2
U
F12B2
U
F14B2
U
F16B2
U
1
F0B1
U
F2B1
U
F4B1
U
F6B1
U
F8B1
U
F10B1
U
F12B1
U
F14B1
U
F16B1
U
Bit 0
F0B0
U
F2B0
U
F4B0
U
F6B0
U
F8B0
U
F10B0
U
F12B0
U
F14B0
U
F16B0
U
Figure 17-18. LCD Data Registers 1–17 (LDAT1–LDAT17)
Data Sheet
372
MC68HC908LJ24/LK24 — Rev. 2.1
Liquid Crystal Display (LCD) Driver
Freescale Semiconductor