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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)： | 22/23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.
22
V1.52E
VDD
VDD
VDD
VDD
VDD
VDD
SXO
SXI
FXI
LC2
LC1
LV3
LC1
LC2
LV1
LV2
LV3
SXI
LV2
SXO
FXI
SXO
LC1
LC2
LV1
FXO
FXO
FXI
SXI
LV1
LV2
LV3
C5
0.1uF
C: Please Ref. AN016
20P
R: Please ref. AN016
R > 8.2 KOhm
32.768K
C3
0.1uF
20P
20P
C1
0.1uF
BATTERY1
3V
C2
100uF
C3
0.1uF
C2
0.1uF
Q1
NPN
SP1
SPEAKER
VR1
K Ohm
C1
0.1uF
2MHZ
C6
0.1uF
R1
50K
C4
0.1uF
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
SW1
RESET
20P
C9
0.1uF
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
No Capacitor
Twice Charge Pump is selected
LCD Max. Voltage=LV3=2*VDD
Floating
Twice Charge Pump is selected
LCD Max. Voltage=LV3=VDD
KEY SCAN
Floating
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