LC87F57C8A Datasheet, PDF (9/28 Pages) Sanyo Semicon Device – 8 BIT SINGLE CHIP MICROCONTROLLER

Pin Description
LC87F57C8A
Name
VSS1, VSS2
VSS3
VDD1, VDD2
VDD3
Port 0
P00 - P07
Port 1
P10 - P17
Port 2
P20 - P27
Port 7
P70 - P73
I/O
- Power terminal (-)
Function description
Option
No
- Power terminal (+)
No
I/O • 8-bit input/output port
Yes
• Data direction programmable in nibble units
• Pull-up resistor provided/not provided (specified in nibble units)
• HOLD release input
• Port 0 interrupt input
• AD converter input port : AN3 (P03)- AN7 (P07)
I/O •8-bit input/output port
Yes
• Data direction programmable for each bit individually
• Pull-up resistor provided/not provided (specified by bit)
• Other 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: Timer 1 PWML output
P17: Timer 1 PWMH output/Buzzer output
I/O • 8-bit input/output port
Yes
• Data direction programmable for each bit individually
• Pull-up resistor provided/not provided (specified by bit)
• Other functions
P20-P23: INT4 input/HOLD release input/Timer 1 event input/Timer
0L capture input/Timer 0H capture input
P24-P27: NT5 input/HOLD release input/Timer 1 event input/Timer
0L capture input/Timer 0H capture input
• Interrupt detection style
Rising Falling
INT4
INT5
enable
enable
enable
enable
Rising/
falling
enable
enable
H level
disable
disable
L level
disable
disable
I/O • 4-bit input/output port
No
• Data direction programmable for each bit individually
• Pull-up resistor provided/not provided (specified by bit)
• Other functions
P70: INT0 input/HOLD release input/Timer 0L capture input/Output for
watchdog timer
P71: INT1 input/HOLD release input/Timer 0H capture input
P72: INT2 input/HOLD release input/Timer 0 event input/Timer0L
capture input
P73: INT3 input with noise filter/Timer 0 event input/Timer 0H capture
input
• Interrupt detection style
Rising Falling
INT0
INT1
INT2
INT3
enable
enable
enable
enable
enable
enable
enable
enable
Rising/
falling
disable
disable
enable
enable
H level
enable
enable
disable
disable
L level
enable
enable
disable
disable
• AD converter input port : AN8 (P70), AN9 (P71)
(Continued)
Ver.1.00
9/27