asad patel / stm-spirit1-rf-driver

Prototype RF driver for STM Sub-1 GHz RF expansion board based on the SPSGRF-868 module for STM32 Nucleo.

Dependents:   DISCO_IOT-wifi_client

Fork of stm-spirit1-rf-driver by ST

Files at this revision

API Documentation at this revision

Revision 60:956afcef7ef7, committed 2017-05-31

Comitter:
Wolfgang Betz
Date:
Wed May 31 09:30:04 2017 +0200
Parent:
59:5dbfc9faf1c5
Child:
61:0e6aa2ea086f
Commit message:
Set SPI speed to 10MHz (i.e. max speed allowed for Spirit1)

Changed in this revision

source/SimpleSpirit1.cpp Show annotated file Show diff for this revision Revisions of this file 
--- a/source/SimpleSpirit1.cpp	Mon May 15 16:19:21 2017 +0200
+++ b/source/SimpleSpirit1.cpp	Wed May 31 09:30:04 2017 +0200
@@ -51,7 +51,7 @@
 
 	/* configure spi */
 	_spi.format(8, 0); /* 8-bit, mode = 0, [order = SPI_MSB] only available in mbed3 */
-	_spi.frequency(1000000); // 1MHz // betzw: heuristic value // betzw - NOTE: high frequencies lead to instability of Spirit1
+	_spi.frequency(10000000); // 10MHz (i.e. max speed allowed for Spirit1)
 
 	/* install irq handler */
 	_irq.mode(PullUp);