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https://github.com/esphome/esphome.git
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ac0d921413
* Socket refactor and SSL * esp-idf temp * Fixes * Echo component and noise * Add noise API transport support * Updates * ESP-IDF * Complete * Fixes * Fixes * Versions update * New i2c APIs * Complete i2c refactor * SPI migration * Revert ESP Preferences migration, too complex for now * OTA support * Remove echo again * Remove ssl again * GPIOFlags updates * Rename esphal and ICACHE_RAM_ATTR * Make ESP32 arduino compilable again * Fix GPIO flags * Complete pin registry refactor and fixes * Fixes to make test1 compile * Remove sdkconfig file * Ignore sdkconfig file * Fixes in reviewing * Make test2 compile * Make test4 compile * Make test5 compile * Run clang-format * Fix lint errors * Use esp-idf APIs instead of btStart * Another round of fixes * Start implementing ESP8266 * Make test3 compile * Guard esp8266 code * Lint * Reformat * Fixes * Fixes v2 * more fixes * ESP-IDF tidy target * Convert ARDUINO_ARCH_ESPxx * Update WiFiSignalSensor * Update time ifdefs * OTA needs millis from hal * RestartSwitch needs delay from hal * ESP-IDF Uart * Fix OTA blank password * Allow setting sdkconfig * Fix idf partitions and allow setting sdkconfig from yaml * Re-add read/write compat APIs and fix esp8266 uart * Fix esp8266 store log strings in flash * Fix ESP32 arduino preferences not initialized * Update ifdefs * Change how sdkconfig change is detected * Add checks to ci-custom and fix them * Run clang-format * Add esp-idf clang-tidy target and fix errors * Fixes from clang-tidy idf round 2 * Fixes from compiling tests with esp-idf * Run clang-format * Switch test5.yaml to esp-idf * Implement ESP8266 Preferences * Lint * Re-do PIO package version selection a bit * Fix arduinoespressif32 package version * Fix unit tests * Lint * Lint fixes * Fix readv/writev not defined * Fix graphing component * Re-add all old options from core/config.py Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>
71 lines
2.3 KiB
C++
71 lines
2.3 KiB
C++
#include "rc522_i2c.h"
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#include "esphome/core/log.h"
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namespace esphome {
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namespace rc522_i2c {
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static const char *const TAG = "rc522_i2c";
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void RC522I2C::dump_config() {
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RC522::dump_config();
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LOG_I2C_DEVICE(this);
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}
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/**
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* Reads a uint8_t from the specified register in the MFRC522 chip.
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* The interface is described in the datasheet section 8.1.2.
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*/
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uint8_t RC522I2C::pcd_read_register(PcdRegister reg ///< The register to read from. One of the PCD_Register enums.
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) {
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uint8_t value;
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if (!read_byte(reg >> 1, &value))
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return 0;
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ESP_LOGVV(TAG, "read_register_(%x) -> %u", reg, value);
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return value;
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}
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/**
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* Reads a number of uint8_ts from the specified register in the MFRC522 chip.
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* The interface is described in the datasheet section 8.1.2.
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*/
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void RC522I2C::pcd_read_register(PcdRegister reg, ///< The register to read from. One of the PCD_Register enums.
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uint8_t count, ///< The number of uint8_ts to read
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uint8_t *values, ///< uint8_t array to store the values in.
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uint8_t rx_align ///< Only bit positions rxAlign..7 in values[0] are updated.
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) {
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if (count == 0) {
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return;
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}
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uint8_t b = values[0];
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read_bytes(reg >> 1, values, count);
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if (rx_align) // Only update bit positions rxAlign..7 in values[0]
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{
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// Create bit mask for bit positions rxAlign..7
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uint8_t mask = 0xFF << rx_align;
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// Apply mask to both current value of values[0] and the new data in values array.
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values[0] = (b & ~mask) | (values[0] & mask);
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}
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}
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void RC522I2C::pcd_write_register(PcdRegister reg, ///< The register to write to. One of the PCD_Register enums.
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uint8_t value ///< The value to write.
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) {
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this->write_byte(reg >> 1, value);
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}
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/**
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* Writes a number of uint8_ts to the specified register in the MFRC522 chip.
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* The interface is described in the datasheet section 8.1.2.
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*/
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void RC522I2C::pcd_write_register(PcdRegister reg, ///< The register to write to. One of the PCD_Register enums.
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uint8_t count, ///< The number of uint8_ts to write to the register
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uint8_t *values ///< The values to write. uint8_t array.
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) {
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write_bytes(reg >> 1, values, count);
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}
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} // namespace rc522_i2c
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} // namespace esphome
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