| 100 |
100 |
}
|
| 101 |
101 |
|
| 102 |
102 |
/**
|
| 103 |
|
* @brief Read the x_alignment.
|
| 104 |
|
* @param[in] i2cd i2c driver
|
|
103 |
* @brief Read the alignment.
|
| 105 |
104 |
* @param[in] PRd p9221r driver
|
| 106 |
|
* @param[out] x_alignment alignment register content
|
|
105 |
* @param[out] alignment alignment register content
|
| 107 |
106 |
* @param[in] timeout timeout
|
| 108 |
107 |
* @return An indicator whether the call was successfull
|
| 109 |
108 |
*/
|
| 110 |
|
apalExitStatus_t p9221r_lld_read_x_alignment(const P9221RDriver* const p9221r, int8_t* const x_alignment, const apalTime_t timeout)
|
|
109 |
apalExitStatus_t p9221r_lld_read_alignment(const P9221RDriver* const p9221r, int8_t* const alignment, const apalTime_t timeout)
|
| 111 |
110 |
{
|
| 112 |
|
uint8_t addr[2] = {(P9221R_LLD_REGISTER_ALIGNMENT_X & 0xFF00) >> 8, P9221R_LLD_REGISTER_ALIGNMENT_X & 0x00FF};
|
| 113 |
|
apalExitStatus_t status = apalI2CMasterTransmit(p9221r->i2cd, (P9221R_LLD_I2C_ADDR_FIXED | p9221r->addr), addr, 2, (uint8_t*)x_alignment, 2, timeout); // TODO check if implicit cast is ok (uint)
|
| 114 |
|
|
| 115 |
|
return status;
|
| 116 |
|
}
|
| 117 |
|
|
| 118 |
|
/**
|
| 119 |
|
* @brief Read the y_alignment.
|
| 120 |
|
* @param[in] i2cd i2c driver
|
| 121 |
|
* @param[in] PRd p9221r driver
|
| 122 |
|
* @param[out] y_alignment alignment register content
|
| 123 |
|
* @param[in] timeout timeout
|
| 124 |
|
* @return An indicator whether the call was successfull
|
| 125 |
|
*/
|
| 126 |
|
apalExitStatus_t p9221r_lld_read_y_alignment(const P9221RDriver* const p9221r, int8_t* const y_alignment, const apalTime_t timeout)
|
| 127 |
|
{
|
| 128 |
|
uint8_t addr[2] = {(P9221R_LLD_REGISTER_ALIGNMENT_Y & 0xFF00) >> 8, P9221R_LLD_REGISTER_ALIGNMENT_Y & 0x00FF};
|
| 129 |
|
apalExitStatus_t status = apalI2CMasterTransmit(p9221r->i2cd, (P9221R_LLD_I2C_ADDR_FIXED | p9221r->addr), addr, 2, (uint8_t*)y_alignment, 2, timeout); // TODO check if implicit cast is ok (uint)
|
|
111 |
apalExitStatus_t status = p9221r_lld_read_register(p9221r, P9221R_LLD_REGISTER_ALIGNMENT_X, (uint8_t*) alignment, 2, timeout);
|
| 130 |
112 |
|
| 131 |
113 |
return status;
|
| 132 |
114 |
}
|
| ... | ... | |
| 141 |
123 |
*/
|
| 142 |
124 |
apalExitStatus_t p9221r_lld_read_voltage(const P9221RDriver* const p9221r, float* const voltage, const apalTime_t timeout)
|
| 143 |
125 |
{
|
| 144 |
|
uint8_t addr[2] = {(P9221R_LLD_REGISTER_OUTPUT_VOLTAGE_LSB & 0xFF00) >> 8, P9221R_LLD_REGISTER_OUTPUT_VOLTAGE_LSB & 0x00FF};
|
| 145 |
126 |
uint8_t buffer[2];
|
| 146 |
127 |
uint16_t value;
|
| 147 |
128 |
|
| 148 |
|
apalExitStatus_t status = apalI2CMasterTransmit(p9221r->i2cd, (P9221R_LLD_I2C_ADDR_FIXED | p9221r->addr), addr, 2, buffer, 2, timeout);
|
|
129 |
apalExitStatus_t status = p9221r_lld_read_register(p9221r, P9221R_LLD_I2C_ADDR_FIXED, buffer, 2, timeout);
|
|
130 |
|
| 149 |
131 |
value = ((buffer[1] & 0x0F) << 8) | buffer[0]; // 4MSB are in buffer[1] so we shift and mask, 8LSB are in buffer[0]
|
| 150 |
132 |
*voltage = (((float) value) * 6 * 2.1f)/4095.0f;
|
| 151 |
133 |
|
| ... | ... | |
| 162 |
144 |
*/
|
| 163 |
145 |
apalExitStatus_t p9221r_lld_read_current(const P9221RDriver* const p9221r, float* const current, const apalTime_t timeout)
|
| 164 |
146 |
{
|
| 165 |
|
uint8_t addr[2] = {(P9221R_LLD_REGISTER_IOUT_CURRENT_LSB & 0xFF00) >> 8, P9221R_LLD_REGISTER_IOUT_CURRENT_LSB & 0x00FF};
|
| 166 |
147 |
uint8_t buffer[2];
|
| 167 |
148 |
uint16_t value;
|
| 168 |
149 |
|
| 169 |
|
apalExitStatus_t status = apalI2CMasterTransmit(p9221r->i2cd, (P9221R_LLD_I2C_ADDR_FIXED | p9221r->addr), addr, 2, buffer, 2, timeout);
|
|
150 |
apalExitStatus_t status = p9221r_lld_read_register(p9221r, P9221R_LLD_REGISTER_IOUT_CURRENT_LSB, buffer, 2, timeout);
|
| 170 |
151 |
value = (buffer[1] << 8) | buffer[0]; // 8MSB are in buffer[1] so we shift, 8LSB are in buffer[0]
|
| 171 |
152 |
*current = (((float) value) * 2 * 2.1f)/4095.0f;
|
| 172 |
153 |
|