Difference between revisions of "Microcontrollers-What's Out There"
From CCRMA Wiki
| Line 1: | Line 1: | ||
= Families of Microcontrollers= | = Families of Microcontrollers= | ||
===[http://www.microchip.com PIC] === | ===[http://www.microchip.com PIC] === | ||
| + | *Excellent general purpose chips | ||
*18 - 28 pin packages (down to 8) with 14-22 I/O | *18 - 28 pin packages (down to 8) with 14-22 I/O | ||
*ADC available, usually 4 channels, 8 bits | *ADC available, usually 4 channels, 8 bits | ||
| Line 6: | Line 7: | ||
*Hardware UART on heavier chips | *Hardware UART on heavier chips | ||
*No external addressing | *No external addressing | ||
| − | |||
===[http://semiconductor.hitachi.com/superh/ SH1 - Hitachi SH Family]=== | ===[http://semiconductor.hitachi.com/superh/ SH1 - Hitachi SH Family]=== | ||
| Line 18: | Line 18: | ||
===[http://www.analog.com/industry/microconverter ADuC812]=== | ===[http://www.analog.com/industry/microconverter ADuC812]=== | ||
| − | + | *Good for data collection, smart sensor type application | |
| + | *Fast (5 us) 8 channel, 12 bit ADC | ||
| + | *Hardware UART | ||
| + | *Flash | ||
| + | *CISC | ||
| + | *1.25 MIPS max | ||
===[http://ebus.mot-sps.com/ProdCat/sg/0,1251,98635,00.html 68HC11]=== | ===[http://ebus.mot-sps.com/ProdCat/sg/0,1251,98635,00.html 68HC11]=== | ||
| + | *8 channel, 8 bit ADC | ||
| + | *20K program, 1K RAM | ||
| + | *5 16-bit timers | ||
| + | *38 I/O pins | ||
| + | *UART | ||
| + | *24 bit external memory space | ||
| + | *But: 3 MHz clock | ||
Revision as of 15:19, 15 March 2009
Families of Microcontrollers
PIC
- Excellent general purpose chips
- 18 - 28 pin packages (down to 8) with 14-22 I/O
- ADC available, usually 4 channels, 8 bits
- Max. 5 MIPS
- Hardware UART on heavier chips
- No external addressing
SH1 - Hitachi SH Family
- Speed (20 MIPS)
- Bits (32)
- RAM (8K)
- 16 bit timers (5)
- Interrupts (40)
- Power drain (100 mA)
- Pins to solder (100)
ADuC812
- Good for data collection, smart sensor type application
- Fast (5 us) 8 channel, 12 bit ADC
- Hardware UART
- Flash
- CISC
- 1.25 MIPS max
68HC11
- 8 channel, 8 bit ADC
- 20K program, 1K RAM
- 5 16-bit timers
- 38 I/O pins
- UART
- 24 bit external memory space
- But: 3 MHz clock
