LC87FBH08A_16 Datasheet, PDF (12/32 Pages) ON Semiconductor – 8-bit Microcontroller

LC87FBH08A
Pin Function Chart
Pin Name
VSS1, VSS2
VDD1
Port 0
P00 to P07
Port 1
P10 to P17
I/O
Description
-
- Power supply pin
-
+ Power supply pin
I/O
 8-bit I/O port
 I/O specifiable in 4-bit units
 Pull-up resistors can be turned on and off in 4-bit units.
 HOLD reset input
 Port 0 interrupt input
 Pin functions
P05: System clock output
P06: Timer 6 toggle output
P07: Timer 7 toggle output
P00(AN0) to P06(AN6): AD converter input
P05(DBGP00) to P07(DBGP02): On-chip debugger 0 port
I/O
 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.
 Pin functions
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
P15(DBGP10) to P13(DBGP12): On-chip-debugger 1 port
Port 2
P20 to P21
I/O
 2-bit I/O port
 I/O specifiable in 1-bit units
 Pull-up resistors can be turned on and off in 1-bit units.
 Pin functions
P20: UART transmit / PWM4 output
P21: UART receive / PWM5 output
P20 to P21: INT4 input / HOLD reset input / timer 1 event input / timer 0L capture input /
timer 0H capture input
Interrupt acknowledge types
Rising
Falling
Rising &
Falling
H level
L level
INT4
enable
enable
enable
disable
disable
Option
No
No
Yes
Yes
Yes
Port 3
P30 to P31
I/O
 2-bit I/O port
 I/O specifiable in 1 bit units
 Pull-up resistors can be turned on and off in 1 bit units.
 Pin functions
P30: PWM4 output
P31: PWM5 output
P30 to P31: INT5 input/HOLD reset input / timer 1 event input / timer 0L capture input /
Yes
timer 0H capture input
Interrupt acknowledge types
Rising
Falling
Rising &
Falling
H level
L level
INT5
enable
enable
enable
disable
disable
Continued on next page.
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