Fixed the _spi_clock_divider

be-engineer · Apr 12, 2020 · 1c40a85 · 1c40a85
1 parent b48e703
commit 1c40a85
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/platforms/apollo3/fastspi_apollo3.h b/platforms/apollo3/fastspi_apollo3.h
@@ -97,9 +97,9 @@ class APOLLO3HardwareSPIOutput {
 		}
 
 		am_hal_gpio_fastgpio_set(_CLOCK_PIN);
-		for (int16_t d = (_SPI_CLOCK_DIVIDER >> 1); d > 0; d--) { __NOP(); }
+		for (uint32_t d = (_SPI_CLOCK_DIVIDER >> 1); d > 0; d--) { __NOP(); }
 		am_hal_gpio_fastgpio_clr(_CLOCK_PIN);
-		for (int16_t d = ((_SPI_CLOCK_DIVIDER >> 1) - 1); d > 0; d--) { __NOP(); }
+		for (uint32_t d = (_SPI_CLOCK_DIVIDER >> 1); d > 0; d--) { __NOP(); }
 	}
 
 	// write a block of uint8_ts out in groups of three.  len is the total number of uint8_ts to write out.  The template