Nano 5 Features

a.- 6 analog inputs (ADCs, 12 bits, 2.5V) b.- 2 Analog outputs (DAC, 12 bits, 2.5V) c.- 1 Switch d.- 1 Led e.- 2 PWMs f.- 2 Interrupts inputs g.- 1 Real Time Clock (PCF2127T) h.- 8 GPIO (digital) i.- 4 GPIO (Open collector, digital) j.- 2 Relays k.- 2 Timer Counters l.- Communication: UART, I2C and SPI m.- Power: USB/Raspberry Pi n.- Microconverter model: ADuC842, 16MHz o.- Memory: Program: 64K x 8 Flash: 4K x 8 User RAM : 256 x 8 User XRAM: 2K x 8

Nano 5 Interfaces

a.- Raspberry Pi: UART, I2C, Power Supply b.- LCD: 4 lines, 20 columns (NHD‐0420D3Z‐NSW‐BBW‐V3, I2C Mode) c.- IR Receiver Module: IRM-3638N3 or compatible d.- Rotary encoder (24 steps)

Communication and GPIO Connector

Description: [P0+, P0-]: P0 Port, 8 bits, digital, Input-Output P2- : P2 Port, 4 bits, digital, input-Output, Open Drain Power: +5V, selected from USB or Raspberry Pi (in picture, USB) UART Connection: Normally closed (in picture). Open to use UART directly from Microconverter UART Selection: USB: For programming and use PC as terminal Raspberry Pi: UART communication with Raspberry Pi

P2.3 P0.7

P2.2 P0.6

P2.1 P0.5

P2.0 P0.4

P0.3 /SS

P0.2 INT1/MISO

P0.1 SDA/MOSI

P0.0 SCL

+5V GND

TX_UART

RX_UART

UART Selection

USB

Raspberry Pi

Power USB

Raspberry Pi

UART Connection

I2C, SPI

P0+

P0-

P2-

UART

Analog and Digital Functions

Description: IR Selection: Connected to use IR Remote Controller (INT0 interrupt is used)

+5V GND

ADC1 RESET (HIGH)

ADC2 /RESET (LOW)

ADC3 PWM0 (P2.6)

ADC4 PWM1 (P2.7)

ADC6 T0 (P3.4)

ADC7 T1 (P3.5)

DAC0 INT0

DAC1 INT1/MISO

IR Selection (INT0)

ON, P3.6 = 1 (RESET, LED ON)

Pulse Width Modulation

External Interrupts

Counter Timers / GPIO

6 Analog to Digital Converters, 12 bits, 2.5V

2 Digital to Analog Converters, 12 bits, 2.5V

Relay 1 (LS1)

Relay 2 (LS2)

ON, P3.6 = 0

ON, P3.7 = 1 (RESET, LED ON)

ON, P3.7 = 0

Interface with IR Remote Controller

Details of IR Receiver Module

Tested with RCA RCRN03BR. Programmed code: 10810 (Sony)

Interface with Rotary Encoder (24 Steps)

Jumper connected to attend IR sensor (INT0)

GND +5V Vout

B (P0.1) A (P0.0)

Switch (P0.2)

Interface with LCD (I2C)

Assembly Details

+5V GND SDA SCL

Interface with Raspberry Pi

Assembly Details

GND

+3.3V

+5V

SDA (+3.3V) SCL (+3.3V)

Tx_UART (+3.3V)

Rx_UART (+3.3V)

Conversion Module (5V <-> 3.3V)

Testing the Interface with Raspberry Pi using minicom

Sending Text

Receiving Char

Basic Applications

1.- A first program 2.- Led flashing 3.- Switch 4.- UART Communication 5.- Testing ADCs and DACs 6.- Rotary Encoder 7.- Testing PWMs and Buzzer 8.- Transfer using Data Flash 9.- Keypad 4x4 10.- Calibration of ADCs 11.- IR Remote Controller 12.- Power Down Mode 13.- LCD Interface 14.- LCD and ADCs 15.- Internal Temperature Sensor 16.- External temperature Sensor (LM35DT) 17.- LCD Rotary Encoder 18.- LCD IR Remote Controller 19.- Real Time Clock