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參數(shù)資料
| 型號： | HE85750 |
| 廠商： | King Billion Electronics Co., Ltd. |
| 英文描述： | 8-bit Micro-controller |
| 中文描述： | 8位微控制器 |
| 文件頁數(shù)： | 21/23頁 |
| 文件大?。?/td> | 399K |
| 代理商： | HE85750 |
King Billion Electronics Co., Ltd
駿
億
電
子
股
份
有
限
公
司
HE85750
HE80000 SERIES
2003/7/30
This specification is subject to change without notice. Please contact sales person for the latest version before use.
21
V1.52E
VDD
VDD
VDD
VDD
VDD
VDD
VDD
SXO
SXI
FXI
FXI
SXI
SXO
LV1
FXI
FXO
FXO
SXI
LC1
SXO
LC2
LV2
LV1
LC1
LC2
LC1
LV2
LC2
LC2
LC1
LV3
LV2
LV3
LV3
LV2
LV1
LV3
LV1
C5
0.1uF
C6
0.1uF
C6
0.1uF
C8
0.1uF
C9
0.1uF
C7
0.1uF
C9
0.1uF
C: Please Ref. AN016
R: Please ref. AN016
20P
32.768K
R > 8.2 KOhm
20P
20P
C3
0.1uF
C2
100uF
BATTERY1
3V
C1
0.1uF
C2
0.1uF
C3
0.1uF
Q1
NPN
SP1
SPEAKER
VR1
K Ohm
2MHZ
C1
0.1uF
C4
0.1uF
R1
50K
HE85750
VDD
FXO
FXI
SXI
SXO
LC1
LC2
LV1
LV3 < 7 Volt
LVG
T
VO
PWM
COM[31:0]
CMSG[47:32]
PRT14[7:0]/SEG[23:16]
PRT15[7:0]/SEG[15:8]
PRT17[7:0]/SEG[7:0]
PRTD[7:0]
RSTP_N
GND
OPIN
OPIP
OPO
LR4
LR3
LR2
LR1
LR0
PRTC[7:4]/SCNI[3:0]
SGKY[43:24]/SCNO[19:0]
LV2
G
20P
SW1
RESET
CONFIGURATION
32 COM:1/7 BIAS
48 COM:1/8 BIAS
External Slow Clock:
RC osc.
No External Parts is
necessary if user adopt
Internal Fast RC Clock
External Fast Clock:
Crystal osc.
External Fast Clock:
RC osc.
External Slow Clock:
Crystal osc.
LCD PANEL
Passive
Bias &
Filter
Circuit
Please Refer
AN022 for Speech
Output Circuit
Buzzer
or
Speaker
Circuit
KEY SCAN
Triple Charge Pump is selected
LCD Max. Voltage=LV3=3*VDD
Triple Charge Pump is selected
LCD Max. Voltage=LV3=3/2*VDD
Triple Charge Pump is selected
LCD Max. Voltage=LV3=VDD
No Capacitor
Floating
Floating
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