SX28AC
From Citylan
Configurable Communications Controller
Pinout
DIP28 +---\/---+ RTCC | 1 28| *MCLR Vdd | 2 27| OSC1 NC | 3 26| OSC2 Vss | 4 25| RC7 NC | 5 24| RC6 RA0 | 6 23| RC5 RA1 | 7 22| RC4 RA2 | 8 21| RC3 RA3 | 9 20| RC2 RB0 |10 19| RC1 RB1 |11 18| RC0 RB2 |12 17| RB7 RB3 |13 16| RB6 RB4 |14 15| RB5 +--------+ SSOP28 +---\/---+ Vss | 1 28| *MCLR RTCC | 2 27| OSC1 Vdd | 3 26| OSC2 Vdd | 4 25| RC7 RA0 | 5 24| RC6 RA1 | 6 23| RC5 RA2 | 7 22| RC4 RA3 | 8 21| RC3 RB0 | 9 20| RC2 RB1 |10 19| RC1 RB2 |11 18| RC0 RB3 |12 17| RB7 RB4 |13 16| RB6 Vss |14 15| RB5 +--------+ SSOP20 +---\/---+ RA2 | 1 20| RA1 RA3 | 2 19| RA0 RTCC | 3 18| OSC1 *MCLR | 4 17| OSC2 Vss | 5 16| Vdd Vss | 6 15| Vdd RB0 | 7 14| RB7 RB1 | 8 13| RB6 RB2 | 9 12| RB5 RB3 |10 11| RB4 +--------+
Frequency
DIP28
Set reader to FREQ, put black probe to GND, red probe to 27 to measure CPU clock
SSOP28
Set reader to FREQ, put black probe to GND, red probe to 27 to measure CPU clock
SSOP20
Set reader to FREQ, put black probe to GND, red probe to 18 to measure CPU clock
External links
Files
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SX28AC Datasheet