參數(shù)資料
型號(hào): EM78568
廠商: Electronic Theatre Controls, Inc.
英文描述: 8-BIT MICRO-CONTROLLER for FRS
中文描述: 8位微控制器為FRS
文件頁(yè)數(shù): 22/54頁(yè)
文件大?。?/td> 494K
代理商: EM78568
EM78568
8-bit Micro-controller for FRS
__________________________________________________________________________________________________________________________________________________________________
* This specification are subject to be changed without notice.
07/28/2004 V3.5
Fig.6 Block diagram of TCC WDT
IOC5 (PORT5 I/O control, LCD bias control, Comparator control)
PAGE0 (LCD bias control bits)
7
6
5
IOC57
IOC56
IOC55
R/W-1
R/W-1
R/W-1
Bit 0 ~ Bit 3 (BIAS0 ~ BIAS3) : LCD operation voltage selection. Vop = VDD * (1 - n/60), where n = 0 ~ 15
BIAS3
BIAS2
BIAS1
BIAS0
Vop (=VDD-VLCD)
0
0
0
0
VDD * (1-0/60)
0
0
0
1
VDD * (1-1/60)
0
0
1
0
VDD * (1-2/60)
0
0
1
1
VDD * (1-3/60)
0
1
0
0
VDD * (1-4/60)
:
:
:
:
:
1
1
0
1
VDD * (1-13/60)
1
1
1
0
VDD * (1-14/60)
1
1
1
1
VDD * (1-15/60)
Bit 4 :
(undefined) not allowed to use
Bit 5 ~ Bit 7 (IOC55 ~ IOC57) : PORT5(5~7) I/O direction control register
0
put the relative I/O pin as output
1
put the relative I/O pin into high impedance
4
-
3
2
1
0
BIAS3
R/W-0
BIAS2
R/W-0
BIAS1
R/W-0
BIAS0
R/W-0
Example (VDD = 3V)
3V
2.95V
2.90V
2.85V
2.80V
:
2.35V
2.30V
2.25V
16.38KHz
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