Sprd U25 Diag Driver <Best Pick>

uint32_t version; ioctl(fd, SPRDDIAG_GET_VERSION, &version); printf("Diag driver version: %d\n", version);

unsigned char cmd[] = 0x7E, 0x01, 0x02, 0x03, 0x7E; // example frame write(fd, cmd, sizeof(cmd));

unsigned char resp[256]; int n = read(fd, resp, sizeof(resp)); // process response...

Quick Start Guide for Setting Up a Keypad on an Arduino

Quick Start Guide for Setting Up a Keypad on an Arduino

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