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參數(shù)資料
| 型號(hào)： | LC86P7248 |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | 8-Bit Single-Chip Microcontroller with the One-Time Programmable PROM Built in |
| 中文描述： | 8位單片機(jī)與一次性可編程PROM的內(nèi)置 |
| 文件頁數(shù)： | 7/20頁 |
| 文件大?。?/td> | 651K |
| 代理商： | LC86P7248 |
LC86P7248
No.6838-7/20
Pin Description
Pin name
VSS1, 2, 3
*1
VDD1, 2, 3
*1
PORT0
P00 to P07
I/O
-
Function description
Option
PROM mode
Power pin (–)
-
-
-
Power pin (+)
-
-
I/O 8-bit input/output port
Input/output in nibble units
Input for port 0 interrupt
Input for HOLD release
Pull-up resistor :
Provided/Not provided
(specified in nibble units)
Output form (P00 – P07) :
CMOS/N-channel open drain
(specified in a bit)
Output form :
CMOS/N-channel open drain
(specified in a bit)
-
PORT1
P10 to P17
I/O 8-bit input/output port
Input/output can be specified in bit unit
Other pin functions
P10 : SIO0 data output
P11 : SIO0 data input/bus input/output
P12 : SIO0 clock input/output
P13 : SIO1 data output
P14 : SIO1 data input/bus input/output
P15 : SIO1 clock input/output
P16 : Buzzer output
P17 : Timer1 output (PWM output)
I/O 6-bit input/output port
Input/output can be specified in bit unit
Data line
D0 to D7
PORT3
P30 to P35
Output form :
CMOS/N-channel open drain
(specified in a bit)
Pull-up resistor :
Provided/Not provided
(specified in a bit)
(P70, P71, P72, P73)
*
P74
, P75 don’t have the pull-up
resistor option.
-
6-bit input port
Other pin functions
P70 : INT0 input/HOLD release input/
N-ch Tr. output for watchdog timer
P71 : INT1 input/HOLD release input
P72 : INT2 input/timer 0 event input
P73 : INT3 input with noise filter/timer 0
event input
Interrupt received form, vector address
rising falling rising
&
falling
high
level
low
level
vector
INT0 enable enable disable enable enable 03H
INT1 enable enable disable enable enable 0BH
INT2 enable enable enable disable disable 13H
INT3 enable enable enable disable disable 1BH
P74
: XT1 terminal for crystal oscillation
P75 : XT2 terminal for crystal oscillation
8-bit input port
Other function
AD input port (8 port pins)
PORT7
P70
P71 to P73
P74
, P75
I/O
I
I
Power for
programming
PROM control
signals
DASEC (*2)
OE
(*3)
CE
(*4)
Port8
P80 to P87
I
-
-
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