LC88F85D0A Datasheet, PDF (11/31 Pages) Sanyo Semicon Device – FROM 256K byte, RAM 8K byte on-chip 16-bit 1-chip Microcontroller

Pin Description
Pin Name
I/O
VSS
-
VDD
-
VLCD1 to 4
-
LCDVSS0,
-
LCDVSS1
CUP00, CUP01
-
PORT 0
I/O
P00 to P07
PORT 1
I/O
P10 to P17
PORT 2
I/O
P20 to P23
COM0 to COM15
O
COM16/SEG0 to
O
COM31/SEG15
SEG16 to SEG47
O
SEG48 to SEG63
I/O
TEST
I/O
RESB
I
CF1
I
CF2
O
XT1
I
XT2
O
LC88F85D0A
Description
- Power supply pin
+ Power supply pin
LCD bias power source (connected to capacitors)
LCD port power source (-)
Switching pins for generating the LCD drive voltage. A capacitor must be connected across both pins.
• 8-bit I/O port
• I/O specifiable in 1 bit units
• Pull-up registers can be turned on and off in 1-bit units.
• HOLD releaset inputs (P00 to P03, P04, P05)
• Port 0 interrupt inputs (P00 to P03, P04, P05)
• Pin functions
P00 (AN8) to P07 (AN15): AD converter inputs
P06: Timer 0L output
P07: Timer 0H output/UART0 clock input
• 8-bit I/O port
• I/O specifiable in 1-bit units
• Pull-up registers can be turned on and off in 1-bit units.
• Pin functions
P10: SIO0 data output
P11: SIO0 data input/bus input/output
P12: SIO0 clock input/output
P13: Timer 3L output
P14: Timer 3H output/UART0 receive
P15: UART0 transmit
P16: UART2 receive
P17: UART2 transmit
• 4-bit I/O port
• I/O specifiable in 1-bit units
• Pull-up registers can be turned on and off in 1-bit units.
• Pin functions
P20 (AN0) to P23 (AN3): AD converter inputs
P20: Timer 4 output/remote controller receive
P21: Timer 5 output
P22: SMIIC0 clock input/output
P23: SMIIC0 bus input/output/data input
• LCD common output
• LCD common output/segment output
Common output/segment output switched by a register
• LCD segment output
• LCD segment output
• SEG63-SEG48: General-purpose N-channel open drain output/general-purpose input
SEG63-SEG48: LCD output in 4-bit units/general-purpose N-channel open drain output/general-purpose
input selectable
• SEG63-SEG56: Interrupt function (4-bit units)
Chatter removal sampling frequency select (4-bit units)
Level/edge sense mode select (4-bit units)
Hi/low level or rising/falling edge sense mode select (1-bit units)
• SEG63-SEG62: Timer 3 external input
• TEST pin
• On-chip debugger communication pin
• An external 100kΩ pull-down resistor must be connected.
Reset pin
Ceramic oscillator input/RC oscillator resistor to be connected
Ceramic oscillator output
32.768kHz crystal oscillator input/RC oscillator resistor to be connected
32.768kHz crystal oscillator output
No.A1954-11/31