ATY_LIB/FwLib_STC8/demo/gpio/xl2400/xl2400.h

// Copyright 2021 IOsetting <iosetting(at)outlook.com>
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#ifndef __FW_XL2400_H__
#define __FW_XL2400_H__

#include "fw_hal.h"
#include "string.h"

#define XL2400_CSN  P35
#define XL2400_SCK  P32
#define XL2400_MOSI P34

#define XL2400_PLOAD_WIDTH       32   // Payload width

#define XL2400_DATA_OUT()        GPIO_P3_SetMode(GPIO_Pin_4, GPIO_Mode_Output_PP)
#define XL2400_DATA_IN()         GPIO_P3_SetMode(GPIO_Pin_4, GPIO_Mode_Input_HIP)
#define XL2400_DATA_LOW()        XL2400_MOSI = 0
#define XL2400_DATA_HIGH()       XL2400_MOSI = 1
#define XL2400_DATA_READ()       XL2400_MOSI

#define XL2400_CLK_LOW()         XL2400_SCK = 0
#define XL2400_CLK_HIGH()        XL2400_SCK = 1

#define XL2400_NSS_LOW()         XL2400_CSN = 0
#define XL2400_NSS_HIGH()        XL2400_CSN = 1

/**
 * REGISTER TABLE
 */
/****************** SPI  REGISTER  ********************/
#define XL2400_CMD_R_REGISTER    0x00 // [000A AAAA] Register read
#define XL2400_CMD_W_REGISTER    0x20 // [001A AAAA] Register write
#define XL2400_CMD_R_RX_PAYLOAD  0x61 // Read RX payload
#define XL2400_CMD_W_TX_PAYLOAD  0xA0 // Write TX payload
#define XL2400_CMD_FLUSH_TX      0xE1 // Flush TX FIFO
#define XL2400_CMD_FLUSH_RX      0xE2 // Flush RX FIFO
#define XL2400_CMD_REUSE_TX_PL   0xE3 // Reuse TX Payload
#define XL2400_CMD_ACTIVATE      0x50 // ACTIVATE
#define XL2400_CMD_DEACTIVATE    0x50 // DEACTIVATE
#define XL2400_CMD_RST_FSPI      0x53 // RESET
#define XL2400_CMD_R_RX_PL_WID   0x60 // Read width of RX data 
#define XL2400_CMD_W_ACK_PAYLOAD 0xA8 // Data with ACK
#define XL2400_CMD_W_TX_PAYLOAD_NOACK 0xB0 // TX Payload no ACK Request
#define XL2400_CMD_NOP           0xFF // No operation (used for reading status register)

/******************CONTROL  REGISTER ******************/
#define XL2400_REG_CFG_TOP       0x00 // Configuration register, 20 bits
#define XL2400_REG_EN_AA         0x01 // Enable "Auto acknowledgment"
#define XL2400_REG_EN_RXADDR     0x02 // Enable RX addresses
#define XL2400_REG_SETUP_AW      0x03 // Setup of address widths
#define XL2400_REG_SETUP_RETR    0x04 // Setup of automatic re-transmit, 30 bits
#define XL2400_REG_RF_CH         0x05 // RF channel, 22 bits
#define XL2400_REG_RF_SETUP      0x06 // RF setup, 16 bits
#define XL2400_REG_STATUS        0x07 // Status
#define XL2400_REG_OBSERVE_TX    0x08 // Transmit observe register, 32 bits
#define XL2400_REG_RSSI          0x09 // Data output and RSSI, 14 bits
#define XL2400_REG_RX_ADDR_P0    0x0A // Receive address data pipe 0, 40 bits
#define XL2400_REG_RX_ADDR_P1    0x0B // Receive address data pipe 1, 40 bits
#define XL2400_REG_RX_ADDR_P2_P5 0x0C // Receive address data pipe 2~5, 32 bits
#define XL2400_REG_BER_RESULT    0x0D // BER(PN9) test result, 64 bits
#define XL2400_REG_AGC_SETTING   0x0E // AGC settings, 32 bits
#define XL2400_REG_PGA_SETTING   0x0F // PGA settings, 39 bits
#define XL2400_REG_TX_ADDR       0x10 // Transmit address, 40 bits
#define XL2400_REG_RX_PW_PX      0x11 // Number of bytes in RX payload in data pipe 0 ~ pipe 5, 48 bits
#define XL2400_REG_ANALOG_CFG0   0x12 // Analog config 0, 128 bits
#define XL2400_REG_ANALOG_CFG1   0x13 // Analog config 1, 128 bits
#define XL2400_REG_ANALOG_CFG2   0x14 // Analog config 2, 128 bits
#define XL2400_REG_ANALOG_CFG3   0x15 // Analog config 3, 128 bits
#define XL2400_REG_FIFO_STATUS   0x17 // FIFO status, 20 bits
#define XL2400_REG_RSSIREC       0x18 // RSSI recorder feature, 32 bits
#define XL2400_REG_TXPROC_CFG    0x19 // TX Process configuration, 29 bits
#define XL2400_REG_RXPROC_CFG    0x1A // RX Process configuration, 40 bits
#define XL2400_REG_DYNPD         0x1C // Enable dynamic payload length
#define XL2400_REG_FEATURE       0x1D // Feature config
#define XL2400_REG_RAMP_CFG      0x1E // PA Ramp Configuration, 88 bits


/**************************** CONFIGs ************************************/

#define XL2400_PL_WIDTH_MAX      64   // Max payload width
#define XL2400_RF_10DB           0x3F
#define XL2400_RF_9DB            0x38
#define XL2400_RF_8DB            0x34
#define XL2400_RF_7DB            0x30
#define XL2400_RF_6DB            0x2C // 250Kbps Maximum
#define XL2400_RF_5DB            0x28
#define XL2400_RF_4DB            0x24
#define XL2400_RF_3DB            0x20
#define XL2400_RF_2DB            0x14
#define XL2400_RF_0DB            0x10 // 1Mbps Maximum
#define XL2400_RF__2DB           0x0C
#define XL2400_RF__6DB           0x08
#define XL2400_RF__12DB          0x04
#define XL2400_RF__18DB          0x02
#define XL2400_RF__24DB          0x01
#define XL2400_RF_DR_1M          0x02 // 1Mbps
#define XL2400_RF_DR_250K        0x22 // 250Kbps

#define RX_DR_FLAG               0X40   // Data ready
#define TX_DS_FLAG               0X20   // Data sent
#define RX_TX_CMP_FLAG           0X60   // Data sent & acked
#define MAX_RT_FLAG              0X10   // Max retried

#define XL2400_TEST_ADDR         "XL240"


/******************* FUNCTION DECLARE *******************/
void XL2400_WriteReg(uint8_t reg, uint8_t value);
uint8_t XL2400_ReadReg(uint8_t reg);

void XL2400_WriteFromBuf(uint8_t reg, const uint8_t *pBuf, uint8_t len);
void XL2400_ReadToBuf(uint8_t reg, uint8_t *pBuf, uint8_t len);

void XL2400_CE_Low(void);
void XL2400_CE_High(void);

uint8_t XL2400_SPI_Test(void);

void XL2400_Init(void);
void XL2400_SetChannel(uint8_t channel);

void XL2400_SetTxAddress(uint8_t *address);
void XL2400_SetRxAddress(uint8_t *address);
void XL2400_SetPower(uint8_t power);

void XL2400_Sleep(void);
void XL2400_WakeUp(void);

uint8_t XL2400_RxCalibrate(void);

void XL2400_SetTxMode(void);
void XL2400_SetRxMode(void);

uint8_t XL2400_Tx(uint8_t *ucPayload, uint8_t length);
uint8_t XL2400_Rx(void);

uint8_t XL2400_ReadStatus(void);
void XL2400_ClearStatus(void);
void XL2400_FlushRxTX(void);
void XL2400_CarrierTest(void);
uint8_t XL2400_PrintStatus(void);

#endif