stm32 add SPI for stm32f4

2026-08-10 22:13:39 +00:00 · 2020-03-22 10:28:47 -05:00
parent ac73430502
commit b4dddfe439
6 changed files with 217 additions and 93 deletions
@@ -1,9 +1,17 @@
-// +build !baremetal sam stm32,!stm32f407 fe310
+// +build !baremetal sam stm32 fe310

 package machine

 import "errors"

+// SPI phase and polarity configs CPOL and CPHA
+const (
+	Mode0 = 0
+	Mode1 = 1
+	Mode2 = 2
+	Mode3 = 3
+)
+
 var (
 	ErrTxInvalidSliceSize = errors.New("SPI write and read slices must be same size")
 )