fix(spi_master): fixed lcd example block border pixel issue

pull/12852/head
wanlei 2023-12-14 12:18:10 +08:00
rodzic 1b822573b6
commit 09147fa8e0
1 zmienionych plików z 4 dodań i 4 usunięć

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@ -333,13 +333,13 @@ static void send_lines(spi_device_handle_t spi, int ypos, uint16_t *linedata)
trans[0].tx_data[0] = 0x2A; //Column Address Set
trans[1].tx_data[0] = 0; //Start Col High
trans[1].tx_data[1] = 0; //Start Col Low
trans[1].tx_data[2] = (320) >> 8; //End Col High
trans[1].tx_data[3] = (320) & 0xff; //End Col Low
trans[1].tx_data[2] = (320 - 1) >> 8; //End Col High
trans[1].tx_data[3] = (320 - 1) & 0xff; //End Col Low
trans[2].tx_data[0] = 0x2B; //Page address set
trans[3].tx_data[0] = ypos >> 8; //Start page high
trans[3].tx_data[1] = ypos & 0xff; //start page low
trans[3].tx_data[2] = (ypos + PARALLEL_LINES) >> 8; //end page high
trans[3].tx_data[3] = (ypos + PARALLEL_LINES) & 0xff; //end page low
trans[3].tx_data[2] = (ypos + PARALLEL_LINES - 1) >> 8; //end page high
trans[3].tx_data[3] = (ypos + PARALLEL_LINES - 1) & 0xff; //end page low
trans[4].tx_data[0] = 0x2C; //memory write
trans[5].tx_buffer = linedata; //finally send the line data
trans[5].length = 320 * 2 * 8 * PARALLEL_LINES; //Data length, in bits