99 lines
2.0 KiB
C
99 lines
2.0 KiB
C
#include "main.h"
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#include "lcd.h"
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#include "24AA02E48.h"
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extern I2C_HandleTypeDef hi2c1;
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void EEPROM_24AA02E48_run_test(void)
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{
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DISPLAY_CLEAR;
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display_write_data_seq("24AA02E48 EEPROM");
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HAL_StatusTypeDef op_result;
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size_t err_count = 0;
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// write the Address Pointer register
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uint8_t data_buffer[13];
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data_buffer[12] = '\0';
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data_buffer[0] = 0xF4;
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for (size_t t = 0; t < 5; t++) {
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op_result = HAL_I2C_Master_Transmit(&hi2c1, 0xA0, data_buffer, 1, 2000);
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if (op_result) {
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err_count++;
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DISPLAY_CLEAR;
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display_write_data_seq("24AA02E48 EEPROM");
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DISPLAY_SET_CURSOR(1, 0);
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display_write_data_seq("W ");
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display_write_data_byte('1' + t);
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display_write_data_seq("/5 ");
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switch (op_result) {
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case HAL_ERROR:
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display_write_data_seq("ERROR");
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break;
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case HAL_BUSY:
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display_write_data_seq("BUSY");
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break;
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case HAL_TIMEOUT:
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display_write_data_seq("TIMEOUT");
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break;
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}
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HAL_Delay(2000);
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} else {
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break;
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}
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}
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for (size_t t = 0; t < 5; t++) {
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op_result = HAL_I2C_Master_Receive(&hi2c1, 0xA1, data_buffer, 12, 2000);
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if (op_result) {
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err_count++;
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DISPLAY_CLEAR;
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display_write_data_seq("24AA02E48 EEPROM");
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DISPLAY_SET_CURSOR(1, 0);
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display_write_data_seq("R ");
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display_write_data_byte('1' + t);
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display_write_data_seq("/5 ");
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switch (op_result) {
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case HAL_ERROR:
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display_write_data_seq("ERROR");
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break;
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case HAL_BUSY:
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display_write_data_seq("BUSY");
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break;
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case HAL_TIMEOUT:
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display_write_data_seq("TIMEOUT");
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break;
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}
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HAL_Delay(2000);
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} else {
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break;
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}
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}
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DISPLAY_CLEAR;
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display_write_data_seq("24AA02E48 EEPROM");
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if (err_count) {
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DISPLAY_SET_CURSOR(1, 0);
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display_write_data_byte('0' + err_count / 10 % 10);
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display_write_data_byte('0' + err_count % 10);
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display_write_data_seq("E ");
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display_write_data_seq(data_buffer);
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} else {
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DISPLAY_SET_CURSOR(1, 1);
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display_write_data_seq("OK ");
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display_write_data_seq(data_buffer);
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}
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}
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