hd66108 Renesas Electronics Corporation., hd66108 Datasheet - Page 49

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hd66108

Manufacturer Part Number
hd66108
Description
Ram-provided 165-channel Lcd Driver For Liquid Crystal Dot Matrix Graphics - Hitachi Semiconductor
Manufacturer
Renesas Electronics Corporation.
Datasheet
HD66108
Reset Function
The
least 20 µs to prevent system failure due to excessive current created after power-on. Figure 34 shows the
reset definition.
(1) The Status of Pins during Reset
Table 7
Pin
OSC2
CO
CL1
FLM
M
Xn
Xn’
1002
Table 7 shows the reset status of output pins. The pins return to normal operation after reset.
pin starts the HD66108T after power-on. A
The Status of Pins during Reset
RESET
Status
Outputs clock pulses or oscillates
Outputs clock pulses
Low (master chip) or high-impedance (slave chip)
Low (master chip) or high-impedance (slave chip)
Low (master chip) or high-impedance (slave chip)
V4 (column output pins)
V5 (row output pins)
At reset
Figure 34 Reset Definition
(reset status)
During reset
0.15
V
CC
0.15
After reset
signal must be input via this pin for at
V
CC

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