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| Both sides previous revision Previous revision Next revision | Previous revision | ||
| stm32:peripherals:spi [2022/12/28 08:34] – [SPI_CR1 Configuration register 1] ruan | stm32:peripherals:spi [2022/12/28 08:36] (current) – [SPI_CR1 Configuration register 1] ruan | ||
|---|---|---|---|
| Line 19: | Line 19: | ||
| ===== Configuration Registers ===== | ===== Configuration Registers ===== | ||
| - | ==== SPI_CR1 Configuration register 1 ==== | + | ==== SPI_CR1 |
| (not used in I²S mode) | (not used in I²S mode) | ||
| Line 56: | Line 56: | ||
| |:::|1|TX empty interrupt enabled| | |:::|1|TX empty interrupt enabled| | ||
| - | ==== SPI_CRCPR ==== | + | ==== SPI_CRCPR |
| - | + | ||
| - | CRC polynomial register \\ | + | |
| (not used in I²S mode) | (not used in I²S mode) | ||
| Line 65: | Line 63: | ||
| Contains polynomial used to calculate CRC. Reset value: '' | Contains polynomial used to calculate CRC. Reset value: '' | ||
| - | ==== SPI_RXCRCR ==== | + | ==== SPI_RXCRCR |
| - | + | ||
| - | RX CRC register \\ | + | |
| (not used in I²S mode) | (not used in I²S mode) | ||
| Line 74: | Line 70: | ||
| Contains computed CRC value of received bytes. \\ | Contains computed CRC value of received bytes. \\ | ||
| - | ==== SPI_TXCRCR ==== | + | ==== SPI_TXCRCR |
| - | + | ||
| - | TX CRC register \\ | + | |
| (not used in I²S mode) | (not used in I²S mode) | ||
| Line 83: | Line 77: | ||
| Contains computed CRC value of transmitted bytes. \\ | Contains computed CRC value of transmitted bytes. \\ | ||
| - | ==== SPI_I2SCFGR ==== | + | ==== SPI_I2SCFGR |
| - | + | ||
| - | I²S configuration register \\ | + | |
| (not used in SPI mode) | (not used in SPI mode) | ||
| \\ {{spi_reg_i2scfgr.svg}} \\ \\ | \\ {{spi_reg_i2scfgr.svg}} \\ \\ | ||
| - | ==== SPI_I2SPR ==== | + | ==== SPI_I2SPR |
| - | + | ||
| - | I²S prescaler register \\ | + | |
| (not used in SPI mode) | (not used in SPI mode) | ||
| Line 99: | Line 89: | ||
| ===== Data Register ===== | ===== Data Register ===== | ||
| - | ==== SPI_DR ==== | + | ==== SPI_DR |
| - | + | ||
| - | Data register | + | |
| \\ {{spi_reg_dr.svg}} \\ \\ | \\ {{spi_reg_dr.svg}} \\ \\ | ||