#include "NexButton.h" NexButton b0 = NexButton(0, 1, "b0"); char buffer[100] = {0}; NexTouch *nexListenList[] = { &b0, NULL }; void b0PopCallback(void *ptr) { uint16_t len; uint16_t number; NexButton *btn = (NexButton *)ptr; dbSerial.println("b0PopCallback"); dbSerial.print("ptr="); dbSerial.println((uint32_t)ptr); memset(buffer, 0, sizeof(buffer)); btn->getText(buffer, sizeof(buffer)); number = atoi(buffer); number += 1; memset(buffer, 0, sizeof(buffer)); itoa(number, buffer, 10); btn->setText(buffer); } void setup(void) { dbSerial.begin(9600); nexInit(); b0.attachPop(b0PopCallback, &b0); dbSerial.println("setup done"); } void loop(void) { dbSerial.println("nexLoop"); nexLoop(nexListenList); }