LC86E7148 데이터 시트보기 (PDF) - SANYO -> Panasonic
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LC86E7148 Datasheet PDF : 20 Pages
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Pin Description
LC86E7148
Pin name I/O
Function description
Option
PROM mode
VSS1 *1 - Power pin (–)
-
VSS2 *1 - Power pin (–)
-
VSS3 *1 - Power pin (–)
-
VDD1 *1 - Power pin (+)
-
VDD2 *1 - Power pin (+)
-
VDD3 *1 - Power pin (+)
-
PORT0
I/O • 8-bit input/output port
• Pull-up resistor :
P00 - P07
Input/output in nibble units
Provided/Not provided
• Input for port 0 interrupt
(specified in nibble units)
• Input for HOLD release
• Output form (P00 – P07) :
CMOS/N-channel open drain
(specified in a bit)
PORT1
I/O • 8-bit input/output port
• Output form :
Data line
P10 - P17
Input/output can be specified in bit unit
CMOS/N-channel open drain
D0 to D7
• Other pin functions
(specified in a bit)
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)
PORT7
• 6-bit input port
Pull-up resistor :
• Other pin functions
Provided/Not provided
Power for
P70
I/O P70 : INT0 input/HOLD release input/
(specified in a bit)
programming
N-channel Tr. output for watchdog timer
(P70, P71, P72, P73)
P71 - P73 I P71 : INT1 input/HOLD release input
P72 : INT2 input/timer 0 event input
P73 : INT3 input with noise filter/timer 0
* P74 , P75 don’t have the pull-up PROM control
resistor option.
signals
DASEC(*2)
event input
• Interrupt received form, vector address
rising falling rising high low vector
OE(*3)
CE(*4)
& level level
falling
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 - P75
I
P74 : XT1 terminal for crystal oscillation
P75 : XT2 terminal for crystal oscillation
Port8
I • 8-bit input port
-
P80 – P87
• Other function
AD input port (8 port pins)
PORT9
I/O • 4-bit input/output port
-
P90 - P93
• Other function
DA output port (4 port pins)
AD input port (4 port pins)
No.6748-7/20
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