MC68HC05L16 Datasheet, PDF (96/146 Pages) Freescale Semiconductor, Inc – Microcontrollers

LCD Driver
DUTY = 1/2
BIAS = 1/2 (VLCD1 = VLCD2 = V_DD–VLCD/2, VLCD3 = V_DD–VLCD)
1 FRAME
BP0
BP1
FPX
(XX01)
V_DD
VLCD1, 2
VLCD3
V_DD
VLCD1, 2
VLCD3
V_DD
VLCD1, 2
VLCD3
FPY
(XX00)
V_DD
VLCD1, 2
VLCD3
BP0–FPX
(ON)
VLCD
VLCD/2
0
–VLCD/2
–VLCD
BP1–FPX
(OFF)
VLCD
VLCD/2
0
–VLCD/2
–VLCD
BP0–FPY
(OFF)
VLCD
VLCD/2
0
–VLCD/2
–VLCD
Figure 10-2. LCD 1/2 Duty and 1/2 Bias Timing Diagram
MC68HC05L16 • MC68HC705L16 Data Sheet, Rev. 4.1
96
Freescale Semiconductor