fix inversion bitmath error

Randall-Scharpf · Randall-Scharpf · commit 844419391f42 · 2023-12-03T18:21:19.000-08:00
diff --git a/ports/atmel-samd/common-hal/busio/SPI.c b/ports/atmel-samd/common-hal/busio/SPI.c
@@ -147,7 +147,7 @@ void common_hal_busio_spi_construct(busio_spi_obj_t *self,
     // the prototypical SERCOM.
     uint32_t SPI_CONFIG_OFFSETS[] = {0x40003000, 0x40003400, 0x43000000, 0x43000400, 0x43000800, 0x43000C00};
     if (slave_mode) {
-        *((uint32_t*) SPI_CONFIG_OFFSETS[sercom_index]) &= (1<<2);
+        *((uint32_t*) SPI_CONFIG_OFFSETS[sercom_index]) &= ~(1<<2);
     }
     hri_sercomspi_write_CTRLA_DOPO_bf(sercom, dopo);
     hri_sercomspi_write_CTRLA_DIPO_bf(sercom, miso_pad);

Original file line number	Diff line number	Diff line change
`@@ -147,7 +147,7 @@ void common_hal_busio_spi_construct(busio_spi_obj_t *self,`
`147`	`147`	`// the prototypical SERCOM.`
`148`	`148`	`uint32_t SPI_CONFIG_OFFSETS[] = {0x40003000, 0x40003400, 0x43000000, 0x43000400, 0x43000800, 0x43000C00};`
`149`	`149`	`if (slave_mode) {`
`150`		`- ((uint32_t) SPI_CONFIG_OFFSETS[sercom_index]) &= (1<<2);`
	`150`	`+ ((uint32_t) SPI_CONFIG_OFFSETS[sercom_index]) &= ~(1<<2);`
`151`	`151`	`}`
`152`	`152`	`hri_sercomspi_write_CTRLA_DOPO_bf(sercom, dopo);`
`153`	`153`	`hri_sercomspi_write_CTRLA_DIPO_bf(sercom, miso_pad);`