Schematics

Pascalite Piccolo

Development and Application Microprocessors

Piccolo

1 – VCC (+5V) 8 – GND (0V)
2 – eeprom and I2C expansion bus (data-line) 7 – d0, digital I/O or analog IN channel 0
3 – eeprom and I2C expansion bus (clock-line) 6 – rs232 TX (out)
4 – d1, digital input 5 – rs232 RX (in)
Schematic of Pascalite Piccolo Board
Schematic Piccolo
Pascalite Plus

Development and Application Microprocessors

Plus

1 – d6, digital I/O or analog IN channel 2 18 – d5, digital I/O or analog IN channel 1
2 – d7, digital I/O or analog IN channel 3 17 – d4, digital I/O or analog IN channel 0
3 – counter 16 – OSC2 (quarts crystal)
4 – reset 15 – OSC1 (quarts crystal)
5 – GND (0V) 14 – VCC (+5V)
6 – rs232 RX (in) 13 – d3, digital I/O
7 – rs232 TX (out) 12 – d2, digital I/O
8 – eeprom and I2C expansion bus (clock-line) 11 – d1, digital I/O
9 – eeprom and I2C expansion bus (data-line) 10 – d0, digital I/O

Schematic of Pascalite Plus Board
Schema Plus

Pascalite Pro

Development and Application Microprocessors
Pro
DIP-40 PLCC-44 Description DIP-40 PLCC-44 Description
1 NC 40 44 b7, digital I/O
1 2 MCLR 39 43 b6, digital I/O
2 3 a0, digital I/O or analog input 38 42 b5, digital I/O
3 4 a1, digital I/O or analog input 37 41 b4, digital I/O
4 5 a2, digital I/O or analog input 40 NC
5 6 a3, digital I/O or analog input 36 39 b3, digital I/O
6 7 counter input 35 38 b2, digital I/O
7 8 a4, digital I/O or analog input 34 37 b1, digital I/O
8 9 a5, digital I/O or analog input 33 36 b0, digital I/O
9 10 a6, digital I/O or analog input 32 35 VCC (+5V)
10 11 a7, digital I/O or analog input 31 34 GND
11 12 VCC (+5V) 30 33 d7, digital I/O
12 13 GND 29 32 d6, digital I/O
13 14 OSC1 28 31 d5, digital I/O
14 15 OSC2 27 30 d4, digital I/O
15 16 eeprom, data 26 29 RS232, RX
17 NC 28 NC
16 18 eeprom, clock 25 27 RS232, TX
17 19 I2C-bus, clock 24 26 expansion bus, data
18 20 I2C-bus, data 23 25 expansion bus, clock
19 21 d0, digital I/O 22 24 d3, digital I/O
20 22 d1, digital I/O 21 23 d2, digital I/O
Schematic of Pascalite Pro Board
Schema ProSchema Pro 2