pcf2119x-2 NXP Semiconductors, pcf2119x-2 Datasheet - Page 18

• Manufacturer Part Number: pcf2119x-2
• Description: Controllers/drivers
• Manufacturer: NXP Semiconductors

Philips Semiconductors
7.17
The PCF2119x must be reset externally when power is turned on. The reset executes a ‘clear display’, requiring
165 oscillator cycles. After the reset the chip has the state shown in Table 4.
Table 4 State after reset
28. August 2000
LCD controllers/drivers
STEP
Reset function
10
11
1
2
3
4
5
6
7
8
9
clear display
entry mode set
display control
function set
default address pointer to DDRAM; the Busy Flag (BF) indicates the busy state (BF = 1) until
initialization ends; the busy state lasts 2 ms; the chip may also be initialized by software; see
Tables 18 and 19
icon control
display/screen configuration
V
set V
I
Set HVgen stages
2
LCD
C-bus interface reset
LCD
temperature coefficient
FUNCTION
I/D = 1
S = 0
D = 0
C = 0
B = 0
DL = 1
M = 0
H = 0
SL = 0
IM, IB, DM = 000
L = 0; P = 0; Q = 0
TC1 = 0; TC2 = 0
V
S1, S0 = 10
A
= 0; V
CONTROL BIT STATE
18
B
= 0 (V
LCD
generator off)
+1 (increment)
no shift
display off
cursor off
cursor character blink off
8-bit interface
1-line display
normal instruction set
MUX 1 : 18 mode
icons, icon blink and direct
mode disabled
default configurations
default temperature coefficient
HVgen set to 3 internal stages
(4 * voltage multiplier)
CONDITION
PCF2119x-2
Product specification