basic ndef message works

This commit is contained in:
Conor Patrick
2019-01-13 17:25:32 -05:00
parent 1874e11fba
commit dcf7940b3d
6 changed files with 719 additions and 475 deletions

127
targets/stm32l432/src/ams.h Normal file
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#ifndef _AMS_H_
#define _AMS_H_
#include <stdint.h>
#include <stdint.h>
#include "stm32l4xx_ll_gpio.h"
typedef union
{
uint8_t buf[0x20];
struct {
uint8_t io_conf; // 0x00
uint8_t ic_conf0; // 0x01
uint8_t ic_conf1; // 0x02
uint8_t ic_conf2; // 0x03
uint8_t rfid_status; // 0x04
uint8_t ic_status; // 0x05
uint8_t _nc0[2]; // 0x06 - 0x07
uint8_t mask_int0; // 0x08
uint8_t mask_int1; // 0x09
uint8_t int0; // 0x0a
uint8_t int1; // 0x0b
uint8_t buffer_status2; // 0x0c
uint8_t buffer_status1; // 0x0d
uint8_t last_nfc_addr; // 0x0e
uint8_t _nc1[0x1b - 0x0f + 1]; // 0x0f - 0x1b
uint8_t product_type; // 0x1c
uint8_t product_subtype; // 0x1d
uint8_t version_maj; // 0x1e
uint8_t version_min; // 0x1f
} regs;
} __attribute__((packed)) AMS_DEVICE;
#define SELECT() LL_GPIO_ResetOutputPin(SOLO_AMS_CS_PORT,SOLO_AMS_CS_PIN)
#define UNSELECT() LL_GPIO_SetOutputPin(SOLO_AMS_CS_PORT,SOLO_AMS_CS_PIN)
void ams_init();
void ams_read_buffer(uint8_t * data, int len);
void ams_write_buffer(uint8_t * data, int len);
void ams_write_command(uint8_t cmd);
void read_reg_block(AMS_DEVICE * dev);
uint8_t ams_read_reg(uint8_t addr);
void ams_write_reg(uint8_t addr, uint8_t tx);
#define AMS_REG_IO_CONF 0x00
#define AMS_REG_IC_CONF0 0x01
#define AMS_REG_IC_CONF1 0x02
#define AMS_REG_IC_CONF2 0x03
#define AMS_RFCFG_EN 0x80
#define AMS_TUN_MOD 0x40
#define AMS_REG_RFID_STATUS 0x04
#define AMS_HF_PON 0x80
#define AMS_STATE_MASK 0x78
#define AMS_STATE_INVALID 0x04
#define AMS_STATE_OFF (0 << 3)
#define AMS_STATE_SENSE (1 << 3)
#define AMS_STATE_RESOLUTION (3 << 3)
#define AMS_STATE_RESOLUTION_L2 (2 << 3)
#define AMS_STATE_SELECTED (6 << 3)
#define AMS_STATE_SECTOR2 (7 << 3)
#define AMS_STATE_SECTORX_2 (0xf << 3)
#define AMS_STATE_SELECTEDX (0xd << 3)
#define AMS_STATE_SENSEX_L2 (0xa << 3)
#define AMS_STATE_SENSEX (0xb << 3)
#define AMS_STATE_SLEEP (0x9 << 3)
// ... //
#define AMS_REG_INT0 0x0a
#define AMS_INT_XRF (1<<0)
#define AMS_INT_TXE (1<<1)
#define AMS_INT_RXE (1<<2)
#define AMS_INT_EER_RF (1<<3)
#define AMS_INT_EEW_RF (1<<4)
#define AMS_INT_SLP (1<<5)
#define AMS_INT_WU_A (1<<6)
#define AMS_INT_INIT (1<<7)
#define AMS_REG_INT1 0x0b
#define AMS_INT_ACC_ERR (1<<0)
#define AMS_INT_EEAC_ERR (1<<1)
#define AMS_INT_IO_EEWR (1<<2)
#define AMS_INT_BF_ERR (1<<3)
#define AMS_INT_CRC_ERR (1<<4)
#define AMS_INT_PAR_ERR (1<<5)
#define AMS_INT_FRM_ERR (1<<6)
#define AMS_INT_RXS (1<<7)
#define AMS_REG_BUF2 0x0c
#define AMS_BUF_LEN_MASK 0x1f
#define AMS_BUF_INVALID 0x80
#define AMS_CONFIG_BLOCK0_ADDR 0x7e
#define AMS_CONFIG_BLOCK1_ADDR 0x7f
#define AMS_CFG1_VOLTAGE_LEVEL_1V9 (0x00<<2)
#define AMS_CFG1_VOLTAGE_LEVEL_2V0 (0x01<<2)
#define AMS_CFG1_OUTPUT_RESISTANCE_ZZ 0x00
#define AMS_CFG1_OUTPUT_RESISTANCE_100 0x01
#define AMS_CFG1_OUTPUT_RESISTANCE_50 0x02
#define AMS_CFG1_OUTPUT_RESISTANCE_25 0x03
#define AMS_CFG2_RFCFG_EN (1<<7)
#define AMS_CFG2_TUN_MOD (1<<6)
#define AMS_CMD_DEFAULT 0x02
#define AMS_CMD_CLEAR_BUFFER 0x04
#define AMS_CMD_RESTART_TRANSCEIVER 0x06
#define AMS_CMD_DIS_EN_TRANSCEIVER 0x07
#define AMS_CMD_TRANSMIT_BUFFER 0x08
#define AMS_CMD_TRANSMIT_ACK 0x09
#define AMS_CMD_TRANSMIT_NACK0 0x0A
#define AMS_CMD_TRANSMIT_NACK1 0x0B
#define AMS_CMD_TRANSMIT_NACK4 0x0D
#define AMS_CMD_TRANSMIT_NACK5 0x0C
#define AMS_CMD_SLEEP 0x10
#define AMS_CMD_SENSE 0x11
#define AMS_CMD_SENSE_SLEEP 0x12
#endif