初始版本，接近数据不对
This commit is contained in:
jinggaoyang-68
399
lib/ch341/ch341_lib.h
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399
lib/ch341/ch341_lib.h
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#ifndef _CH341_LIB_H
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#define _CH341_LIB_H
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typedef enum _EEPROM_TYPE {
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ID_24C01,
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ID_24C02,
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ID_24C04,
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ID_24C08,
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ID_24C16,
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ID_24C32,
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ID_24C64,
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ID_24C128,
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ID_24C256,
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ID_24C512,
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ID_24C1024,
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ID_24C2048,
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ID_24C4096
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} EEPROM_TYPE;
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typedef enum _CHIP_TYPE {
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CHIP_CH341 = 0,
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CHIP_CH347T = 1,
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CHIP_CH347F = 2,
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} CHIP_TYPE;
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typedef enum {
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TYPE_TTY = 0,
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TYPE_HID,
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TYPE_VCP,
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} FUNCTYPE;
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* CH34XOpenDevice - open device
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* @pathname: device path in /dev directory
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*
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* The function return positive file descriptor if successful, others if fail.
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*/
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extern int CH34xOpenDevice(const char *pathname);
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/**
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* CH34XCloseDevice - close device
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* @fd: file descriptor of device
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*
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* The function return true if successful, false if fail.
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*/
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extern bool CH34xCloseDevice(int fd);
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/**
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* CH34x_GetDriverVersion - get vendor driver version
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* @fd: file descriptor of device
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* @Drv_Version: pointer to version string
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*
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* The function return true if successful, false if fail.
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*/
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extern bool CH34x_GetDriverVersion(int fd, unsigned char *Drv_Version);
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/**
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* CH34x_GetChipVersion - get chip version
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* @fd: file descriptor of device
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* @Version: pointer to version
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*
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* The function return true if successful, false if fail.
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*/
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extern bool CH34x_GetChipVersion(int fd, unsigned char *Version);
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/**
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* CH34x_GetChipType - get chip type
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* @fd: file descriptor of device
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* @ChipType: pointer to chip type
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*
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* The function return true if successful, false if fail.
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*/
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extern bool CH34x_GetChipType(int fd, CHIP_TYPE *ChipType);
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/**
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* CH34X_GetDeviceID - get device vid and pid
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* @fd: file descriptor of device
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* @id: pointer to store id which contains vid and pid
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*
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* The function return true if successful, false if fail.
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*/
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extern bool CH34X_GetDeviceID(int fd, uint32_t *id);
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/**
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* CH34xSetParaMode - set chip parrallel work mode
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* @fd: file descriptor of device
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* @Mode: work mode, 0/1->EPP mode, 2->MEM mode
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*
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* The function return true if successful, false if fail.
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*/
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extern bool CH34xSetParaMode(int fd, uint8_t Mode);
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/**
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* CH34xInitParallel - initial chip parrallel work mode
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* @fd: file descriptor of device
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* @Mode: work mode, 0/1->EPP mode, 2->MEM mode
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*
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* The function return true if successful, false if fail.
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*/
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extern bool CH34xInitParallel(int fd, uint8_t Mode);
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/**
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* CH34xEppRead - read data or addr in parrallel EPP mode
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* @fd: file descriptor of device
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* @oBuffer: pointer to read buffer
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* @ioLength: read length
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* @PipeMode: 0->read pipe0 data, 1->read pipe1 addr
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*
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* The function return read 0 if successful, others if fail.
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*/
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extern int CH34xEppRead(int fd, uint8_t *oBuffer, uint32_t ioLength, uint8_t PipeMode);
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/**
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* CH34xEppWrite - write data or addr in parrallel EPP mode
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* @fd: file descriptor of device
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* @iBuffer: pointer to write buffer
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* @ioLength: write length
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* @PipeMode: 0->write pipe0 data, 1->write pipe1 addr
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*
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* The function return 0 if successful, others if fail.
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*/
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extern int CH34xEppWrite(int fd, uint8_t *iBuffer, uint32_t ioLength, uint8_t PipeMode);
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/**
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* CH34xEppWriteData - write data in parrallel EPP mode
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* @fd: file descriptor of device
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* @iBuffer: pointer to write buffer
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* @ioLength: write length
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*
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* The function return 0 if successful, others if fail.
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*/
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extern int CH34xEppWriteData(int fd, uint8_t *iBuffer, uint32_t ioLength);
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/**
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* CH34xEppReadData - read data in parrallel EPP mode
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* @fd: file descriptor of device
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* @oBuffer: pointer to read buffer
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* @ioLength: read length
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*
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* The function return 0 if successful, others if fail.
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*/
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extern int CH34xEppReadData(int fd, uint8_t *oBuffer, uint32_t ioLength);
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/**
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* CH34xEppWriteAddr - write addr in parrallel EPP mode
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* @fd: file descriptor of device
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* @iBuffer: pointer to write buffer
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* @ioLength: write length
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*
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* The function return 0 if successful, others if fail.
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*/
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extern int CH34xEppWriteAddr(int fd, uint8_t *iBuffer, uint32_t ioLength);
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/**
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* CH34xEppReadAddr - read addr in parrallel EPP mode
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* @fd: file descriptor of device
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* @oBuffer: pointer to read buffer
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* @ioLength: read length
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*
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* The function return 0 if successful, others if fail.
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*/
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extern int CH34xEppReadAddr(int fd, uint8_t *oBuffer, uint32_t ioLength);
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/**
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* CH34xEppSetAddr - set addr in parrallel EPP mode
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* @fd: file descriptor of device
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* @iAddr: addr data
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*
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* The function return 0 if successful, others if fail.
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*/
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extern int CH34xEppSetAddr(int fd, uint32_t iAddr);
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/**
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* CH34xSetTimeout - set USB data read and write timeout
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* @fd: file descriptor of device
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* @iWriteTimeout: data download timeout in milliseconds
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* @iReadTimeout: data upload timeout in milliseconds
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*
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* The function return true if successful, false if fail.
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*/
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extern bool CH34xSetTimeout(int fd, uint32_t iWriteTimeout, uint32_t iReadTimeout);
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/**
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* CH34xInitMEM - initial chip in parrallel MEM mode
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* @fd: file descriptor of device
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*
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* The function return true if successful, false if fail.
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*/
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extern bool CH34xInitMEM(int fd);
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/**
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* CH34xMEMReadData - read data in parrallel MEM mode
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* @fd: file descriptor of device
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* @oBuffer: pointer to read buffer
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* @ioLength: read length
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* @PipeMode: 0->read pipe0, 1->read pipe1
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*
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* The function return 0 if successful, others if fail.
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*/
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extern int CH34xMEMReadData(int fd, uint8_t *oBuffer, uint32_t ioLength, uint8_t PipeMode);
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/**
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* CH34xMEMWriteData - write data in parrallel MEM mode
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* @fd: file descriptor of device
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* @iBuffer: pointer to write buffer
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* @ioLength: write length
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* @PipeMode: 0->write pipe0, 1->write pipe1
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*
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* The function return 0 if successful, others if fail.
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*/
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extern int CH34xMEMWriteData(int fd, uint8_t *iBuffer, uint32_t ioLength, uint32_t PipeMode);
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/**
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* CH34xSetStream - configure spi/i2c interface in stream mode
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* @fd: file descriptor of device
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* @Mode: stream mode
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* ->bit0~1: set I2C SCL rate
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* --> 00 : low rate 20KHz
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* --> 01 : standard rate 100KHz
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* --> 10 : fast rate 400KHz
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* --> 11 : high rate 750KHz
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* ->bit2: set spi mode
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* --> 0 : one in one out(D3: clk, D5: out, D7: in)
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* --> 1 : two in two out(D3 :clk, D4/D5: out, D6/D7 :in)
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* ->bit7: set spi data mode
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* --> 0 : low bit first
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* --> 1 : high bit first
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* other bits must keep 0
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*
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* The function return true if successful, false if fail.
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*/
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extern bool CH34xSetStream(int fd, uint8_t Mode);
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/**
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* CH34xSetDelaymS - delay operation
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* @fd: file descriptor of device
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* @iDelay: delay time in millseconds
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*
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* The function return true if successful, false if fail.
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*/
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extern bool CH34xSetDelaymS(int fd, uint32_t iDelay);
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/**
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* CH34xReadData - read for spi/i2c operation
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* @fd: file descriptor of device
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* @oReadBuffer: pointer to read buffer
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* @oReadLength: pointer to read length
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*
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* The function return true if successful, false if fail.
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*/
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extern bool CH34xReadData(int fd, void *oReadBuffer, uint32_t *oReadLength);
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/**
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* CH34xWriteData - write data for spi/i2c operation
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* @fd: file descriptor of device
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* @iWriteBuffer: pointer to write buffer
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* @iWriteLength: pointer to write length
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*
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* The function return true if successful, false if fail.
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*/
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extern bool CH34xWriteData(int fd, void *iWriteBuffer, uint32_t *iWriteLength);
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/**
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* CH34xWriteRead - write data then read for spi/i2c operation
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* @fd: file descriptor of device
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* @iWriteLength: write length
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* @iWriteBuffer: pointer to write buffer
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* @iReadStep: per read length
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* @iReadTimes: read times
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* @oReadLength: pointer to read length
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* @oReadBuffer: pointer to read buffer
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*
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* The function return true if successful, false if fail.
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*/
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extern bool CH34xWriteRead(int fd, uint32_t iWriteLength, void *iWriteBuffer, uint32_t iReadStep, uint32_t iReadTimes,
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uint32_t *oReadLength, void *oReadBuffer);
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/**
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* CH34xGetInput - get io status of CH341
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* @fd: file descriptor of device
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* @iStatus: pointer to io status
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* Note:
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* Bit7~Bit0<==>D7-D0, Bit8<==>ERR#, Bit9<==>PEMP, Bit10<==>INT#
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* Bit11<==>SLCT, Bit13<==>WAIT#, Bit14<==>DATAS#/READ#, Bit15<==>ADDRS#/ADDR/ALE, Bit23<==>SDA
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*
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* The function return true if successful, false if fail.
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*/
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extern bool CH34xGetInput(int fd, uint32_t *iStatus);
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/**
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* CH34xSetOutput - set direction and output data of CH341
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* @fd: file descriptor of device
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* @iEnable: set direction and data enable
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* --> Bit16 High : effect on Bit15~8 of iSetDataOut
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* --> Bit17 High : effect on Bit15~8 of iSetDirOut
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* --> Bit18 High : effect on Bit7~0 of iSetDataOut
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* --> Bit19 High : effect on Bit7~0 of iSetDirOut
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* --> Bit20 High : effect on Bit23~16 of iSetDataOut
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* @iSetDirOut: set io direction
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* -- > Bit High : Output
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* -- > Bit Low : Input
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* @iSetDataOut: set io data
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* Output:
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* -- > Bit High : High level
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* -- > Bit Low : Low level
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* Note:
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* Bit7~Bit0<==>D7-D0, Bit8<==>ERR#, Bit9<==>PEMP, Bit10<==>INT#
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* Bit11<==>SLCT, Bit13<==>WAIT#, Bit14<==>DATAS#/READ#, Bit15<==>ADDRS#/ADDR/ALE
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*
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* The pins below can only be used in output mode:
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* Bit16<==>RESET#, Bit17<==>WRITE#, Bit18<==>SCL, Bit29<==>SDA
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*
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* The function return true if successful, false if fail.
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*/
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extern bool CH34xSetOutput(int fd, uint32_t iEnable, uint32_t iSetDirOut, uint32_t iSetDataOut);
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/**
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* CH34xSet_D5_D0 - set direction and output data of D5-D0 on CH341
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* @fd: file descriptor of device
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* @iSetDirOut: set io direction
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* -- > Bit High : Output
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* -- > Bit Low : Input
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* @iSetDataOut: set io data
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* Output:
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* -- > Bit High : High level
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* -- > Bit Low : Low level
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*
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* The function return true if successful, false if fail.
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*/
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extern bool CH34xSet_D5_D0(int fd, uint8_t iSetDirOut, uint8_t iSetDataOut);
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/**
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* CH34xStreamI2C - write/read i2c in stream mode
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* @fd: file descriptor of device
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* @iWriteLength: write length
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* @iWriteBuffer: pointer to write buffer
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* @iReadLength: read length
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* @oReadBuffer: pointer to read buffer
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*
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* The function return true if successful, false if fail.
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*/
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extern bool CH34xStreamI2C(int fd, uint32_t iWriteLength, void *iWriteBuffer, uint32_t iReadLength, void *oReadBuffer);
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/**
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* CH34xReadEEPROM - read data from eeprom
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* @fd: file descriptor of device
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* @iEepromID: eeprom type
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* @iAddr: address of eeprom
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* @iLength: read length
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* @oBuffer: pointer to read buffer
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*
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* The function return true if successful, false if fail.
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*/
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extern bool CH34xReadEEPROM(int fd, EEPROM_TYPE iEepromID, uint32_t iAddr, uint32_t iLength, uint8_t *oBuffer);
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/**
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* CH34xWriteEEPROM - write data to eeprom
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* @fd: file descriptor of device
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* @iEepromID: eeprom type
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* @iAddr: address of eeprom
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* @iLength: write length
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* @iBuffer: pointer to write buffer
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*
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* The function return true if successful, false if fail.
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*/
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extern bool CH34xWriteEEPROM(int fd, EEPROM_TYPE iEepromID, uint32_t iAddr, uint32_t iLength, uint8_t *iBuffer);
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/**
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* CH34xStreamSPIx - write/read spi in stream mode
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* @fd: file descriptor of device
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* @iChipSelect: cs enable
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* @iLength: the length of data
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* @ioBuffer: one in one out buffer
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* @ioBuffer2: two in two out buffer
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*
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* The function return true if successful, false if fail.
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*/
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extern bool CH34xStreamSPIx(int fd, uint32_t iChipSelect, uint32_t iLength, void *ioBuffer, void *ioBuffer2);
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/**
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* CH34xStreamSPI4 - write/read spi in 4-line stream mode
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* @fd: file descriptor of device
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* @iChipSelect: cs enable
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* @iLength: the length of data
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* @ioBuffer: one in one out buffer
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*
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* The function return true if successful, false if fail.
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*/
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extern bool CH34xStreamSPI4(int fd, uint32_t iChipSelect, uint32_t iLength, void *ioBuffer);
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#ifdef __cplusplus
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}
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#endif
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#endif
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