UPD78320 Datasheet, PDF (79/88 Pages) NEC – 16/8-BIT SINGLE-CHIP MICROCONTROLLER

APPENDIX A. LIST OF 78K/ΙΙΙ SERIES PRODUCTS (1/2)
µPD78322
µPD78320
µPD78312^Note
µPD78310^Note
µPD78312A
µPD78310A
Basic instruction
111
96
Minimum instruction execution time
250 ns (at 16 MHz operation)
500 ns (at 12 MHz operation)
Internal memory
ROM
16384 × 8 bits
––
8192 × 8 bits
––
8192 × 8 bits
––
RAM
640 × 8 bits
256 × 8 bits
Memory space
64K bytes
Input
16 (including 8 analog inputs)
12 (including 4 analog inputs)
I/O lines
Output
––
1
I/O
39
21
40
24
40
24
Pulse unit
Real-time pulse unit
• 18-/16-bit free running timer × 1
• 16-bit timer/event counter × 1
• 16-bit compare register × 6
• 18-bit capture register × 4
• 18-bit capture/compare register × 2
• Real-time output port × 8
Multi-function pulse I/O unit
• 16-bit presettable up/down-counter × 2
• 16-bit free running counter capture function × 2
• 16-bit interval time × 2
• High-precision PWM output × 2
• Real-time output port : 4 bits × 2
Count unit mode 4 (4-multiplication
mode) function not available
Count unit mode 4 (4-multiplication
mode) function available
Count start function by interval time
external trigger not available
Count start function by interval timer
external trigger available
Serial communication interface
A/D converter
• Dedicated on-chip baud rate generator
• UART
... 1 channel
• SBI

•
3-wire
serial
I/O


... 1 channel
Eight 10-bit resolution inputs
• 8 bits (full-duplex transmission/reception)
• Dedicated on-chip baud rete generator
• 2 transfer modes (asynchronous mode, I/O interface mode)
Four 8-bit resolution inputs
Interrupt
• 8 external, 14 internal (shared with
external : 2)
• 3-level programmable priority
• 4 external, 13 internal
• 8-level programmable priority
• 3 processing modes (vectored interrupt, context switching and macro service functions)
Note Maintenance product