STE2004 Datasheet, PDF (3/66 Pages) STMicroelectronics – 102 X 65 SINGLE CHIP LCD CONTROLLER / DRIVER

STE2004
Table 2. Pin Description (continued)
N°
Pad
Type
Function
E / WR
176
I WR - 8080 Series Parallel Interface - Write enable clock input
- CANNOT BE LEFT FLOATING
RES
172
I Reset Input. Active Low.
D/C
174
I Interface Data/Command Selector- CANNOT BE LEFT FLOATING
CS
173
I Serial & Parallel Interfaces ENABLE. When Low the Incoming Data are Clocked In.
CANNOT BE LEFT FLOATING
TEST_MODE
191
I Test Pad - 50 kohm internal Pull-down MUST BE CONNECTED TO VSS/VSSAUX
TEST_VREF
146
O Test Pad - MUST BE LEFT FLOATING
OSCIN
144
I
Oscillator Input:
OSC_IN
Configuration
High
Internal Oscillator Enabled
Low
Internal Oscillator Disabled
External Scillator
Internal Oscillator Disabled
OSCOUT
210
FR_OUT
211
FR_IN
143
M/S
100
O Internal/External Oscillator Out - IF UNUSED MUST BE LEFT FLOATING
O Master Slave Frame Inversion Synchronization.
IF UNUSED MUST BE LEFT FLOATING
I Master Slave Frame Inversion Synchronization.
CANNOT BE LEFT FLOATING
I Master/Slave Configuration Bit:- CANNOT BE LEFT FLOATING
M/S PIN
High
Low
OSC_OUT
ENABLED
ENABLED
FR_OUT
Enabled
Enabled
FR_IN
Disabled
Enabled
Charge Pump
AuxVsense Disabled
Charge Pump in Slave Mode or Ext
Power
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