LC87F7DC8A_10 Datasheet, PDF (10/26 Pages) Sanyo Semicon Device – FROM 128K byte, RAM 4K byte on-chip 8-bit 1-chip Microcontroller

LC87F7DC8A
Pin Description
Pin Name
I/O
VSS1
-
VSS2
VSS3
VDD1
-
VDD2
VDD3
Port 0
I/O
P00 to P07
Port 1
I/O
P10 to P17
Port 3
I/O
P30 to P35
- power supply pin
Description
+ power supply pin
• 8-bit I/O port
• I/O specifiable in 1-bit units
• Pull-up resistors can be turned on and off in 1-bit units.
• Input for HOLD release
• Input for port 0 interrupt
• Shared pins
P03: INT6 input
P04: INT7 input
P05: Clock output (system clock/can selected from sub clock)
P06: Timer 6 toggle output
P07: Timer 7 toggle output
On chip debugger pins: DBGP0 to DBGP2(P00 to P02)
• 8-bit I/O port
• I/O specifiable in 1-bit units
• Pull-up resistors can be turned on and off in 1-bit units.
• Shared pins
P10: SIO0 data output
P11: SIO0 data input/bus I/O
P12: SIO0 clock I/O
P13: SIO1 data output
P14: SIO1 data input/bus I/O
P15: SIO1 clock I/O
P16: Timer 1PWML output
P17: Timer 1PWMH output/beeper output
• 6-bit I/O port
• Segment output for LCD
• I/O specifiable in 1-bit units
• Pull-up resistors can be turned on and off in 1-bit units.
• Shared pins
P30 to P33: INT4 input/HOLD release input/timer 1 event input/timer 0L capture input/
timer 0H capture input
P34 to P35: INT5 input/HOLD release input/timer 1 event input/timer 0L capture input/
timer 0H capture input
P30: PWM4 output/INT6 input/timer 0L capture 1 input
P31: PWM5 output
P32: UART1 transmit
P33: UART1 receive
P34: UART2 transmit/INT7 input/timer 0H capture 1 input
P35: UART2 receive
Interrupt acknowledge type
Rising
Falling
Rising &
Falling
H level
L level
INT4
enable
enable
enable
disable
disable
INT5
enable
enable
enable
disable
disable
INT6
enable
enable
enable
disable
disable
INT7
enable
enable
enable
disable
disable
Option
No
No
Yes
Yes
Yes
Continued on next page.
No.A1156-10/26