PCF2103EUSLASH2SLASHF2 datasheet(16/56 Pages) PHILIPS

16 / 56 page

1998 May 11

Philips Semiconductors

Product speciﬁcation

LCD controllers/drivers

PCF2103 family

7.15

Reset function

The PCF2103 automatically initializes (resets) when power is turned on. The reset executes a ‘clear display’ instruction,

requiring 165 oscillator cycles. After the reset the chip has the state shown in Table 5.

Table 5

State after reset

STEP

INSTRUCTION

RESET STATE (BIT/REGISTER)

RESET STATE (DESCRIPTION)

clear display

entry mode set

I/D = 1

+1 (increment)

S = 0

no shift

display control

D = 0

display off

C = 0

cursor off

B = 0

cursor character blink off

function set

DL = 1

8-bit interface

M = 0

1-line display

H = 0

normal instruction 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 16 and 17

icon control

IM, IB = 00

icons/icon blink disabled

display/screen conﬁguration

L, P, Q = 000

default conﬁgurations

8I2C-bus interface reset

PCF2103EU/2/F2 数据表(PDF) 16 Page - NXP Semiconductors

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