Limpie y modifique el codigo asi:
#include <Arduino.h>
#include <U8g2lib.h>
#include <SPI.h>
#include <Wire.h>
#define SensorTouch_A 6
#define SensorTouch_B 7
#define pinA 13
#define pinB 11
#define pinC 10
U8G2_ST7920_128X64_F_SW_SPI u8g2(U8G2_R0, pinA, pinB, pinC, U8X8_PIN_NONE);
uint8_t current_selection = 0;
void setup() {
pinMode(SensorTouch_A, INPUT_PULLUP);
pinMode(SensorTouch_B, INPUT_PULLUP);
u8g2.begin(/*Select=*/ U8X8_PIN_NONE, /*Right/Next=*/ U8X8_PIN_NONE, /*Left/Prev=*/ U8X8_PIN_NONE, /*Up=*/ SensorTouch_A, /*Down=*/SensorTouch_B , /*Home/Cancel=*/U8X8_PIN_NONE );
}
void loop() {
u8g2.firstPage();
do {
const char *nameMenu = "P R O G R A M A S";
select_menu(nameMenu, "Configuracion\n Programas\n Otros");
} while (u8g2.nextPage());
}
void select_menu(const char *nameMenu, const char *select_menu) {
u8g2.setFont(u8g2_font_6x12_tf);
current_selection = 0;
current_selection = u8g2.userInterfaceSelectionList(
nameMenu,
current_selection,
select_menu);
}
Y sigue funcionando igual...