File content as of revision 0:33994cfad0c2:

#include "mbed.h"
//#include "ssd1306.h"
#include "ssd1606.h"
#include "Ebadge.h"

#define STX 0x02
#define ETX 0x03
#define DISPWIDTH       172
#define DISPHEIGHT  72
#define DISPBPP     2
#define DISPBUFSIZE DISPWIDTH * DISPHEIGHT * DISPBPP / 8

// naked LPC1114 on breadboard, install LED pin28, pasive piezo-buzzer pin1
DigitalOut myled(dp28);  // LED ... P0_7 (pin 28)
Serial uart(dp16, dp15); // UART .. P1_7: TX (pin 16), P1_6: RX (pin 15)
PwmOut pwm(dp1);         // PWM ... P0_8: CT16B0_MAT0 (pin1); sorry, blocking SPI!  


uint16_t xmtptr;
uint16_t xmtsize;

//SSD1306 display(dp2,dp4,dp5,dp6,dp10);
// SSD1606(cs, rst, dc, clk, busy, data);
SSD1606 display(P0_6,P0_7,P2_0,P1_10,P1_5,P1_11);

char c;

void setup() {
    //char c = '0';
  pwm.period(0.001);  // PWM period 1ms (1kHz)   
  uart.baud(115200);  // Baud rate
  uart.puts("\n\rE-Badge Demo\n\r");
}

void loop() {
        if (uart.readable()) {
            c = uart.getc();
            uart.putc(c);
            }
}

int main() {
    setup();
    
  while(1) {    // repeat (period 1sec)
        /*
    myled = 0;  // LED on
    pwm = 0.5;  // PWM duty cycle 50%, tone 1kHz
    wait(0.5);
    uart.putc(c++); if (c > '9') c = '0';  // Put Character & rotate 0,1,2,... 9
    myled = 1;  // LED off
    pwm = 0;    // PWM stop, silent
    wait(0.5);
    uart.puts(" Hello world.\n\r");  // Put String "Hello..."
        */
        loop();
    }       
}