LC87F1A32A Datasheet, PDF (9/26 Pages) Sanyo Semicon Device – CMOS IC FROM 32K byte, RAM 2048K byte on-chip 8-bit 1-chip Microcontroller with Full-Speed USB

LC87F1A32A
Continued from preceding page.
Pin Name
I/O
Description
Port 3
P30 to P34
Port 7
P70 to P73
I/O
• 5-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
P34: USB interface PLL filter pin (see Fig.5)
Onchip debugger pin: DBGP0 to DBGP2 (P30 to P32)
I/O
• 4-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
P70: INT0 input/HOLD reset input/timer 0L capture input/watchdog timer output/
D+ 1.5k pull-up resistor connect pin
P71: INT1 input/HOLD reset input/timer 0H capture input
P72: INT2 input/HOLD reset input/timer 0 event input/timer 0L capture input/
High speed clock counter input
P73: INT3 input (input with a noise filter)/timer 0 event input/ timer 0H capture input/
infrared remote controller receiver input
AD converter input port: AN8(P70), AN9(P71)
Interrupt acknowledge type
Rising
Falling
Rising &
Falling
H level
L level
INT0
enable
enable
disable
enable
enable
INT1
enable
enable
disable
enable
enable
INT2
enable
enable
enable
disable
disable
INT3
enable
enable
enable
disable
disable
PWM0
PWM1
D-
D+
RES
XT1
XT2
CF1
CF2
I/O
I/O
I/O
Input
Input
I/O
Input
Output
• PWM0 and PWM1 output port
• General-purpose input port
• USB data I/O pin D-
• General-purpose I/O port
• USB data I/O pin D+
• General-purpose I/O port
Reset pin
• 32.768kHz crystal oscillator input pin
• Pin functions
General-purpose input port
AD converter input port: AN10
Must be connected to VDD1 if not to be used.
32.768kHz crystal oscillator output pin
• Pin functions
General-purpose I/O port
AD converter input port: AN11
Must be set for oscillation and kept open if not to be used.
Ceramic resonator input pin
Ceramic resonator output pin
Option
Yes
No
No
No
No
No
No
No
No
No
No.A0704-9/26