The datasheet says: "Internal 16 MHz factory-trimmed RC"
Any objections against this speedup?
--
Uwe Bonnes b...@elektron.ikp.physik.tu-darmstadt.de
Institut fuer Kernphysik Schlossgartenstrasse 9 64289 Darmstadt
--------- Tel. 06151 162516 -------- Fax. 06151 164321 ----------
>From c44e2c5331cdfc5e3d2ff9f08de2f1d63d1b25bb Mon Sep 17 00:00:00 2001
From: Uwe Bonnes <b...@elektron.ikp.physik.tu-darmstadt.de>
Date: Thu, 14 Jul 2011 11:28:58 +0200
Subject: STM32F2xx: Internal RC speed is 16 Mhz, so use 2 MHz JTag clock
---
>From 474d168a6c19f7205e5d7e25d5d06efcab1e18df Mon Sep 17 00:00:00 2001
From: Uwe Bonnes <b...@elektron.ikp.physik.tu-darmstadt.de>
Date: Thu, 14 Jul 2011 11:28:58 +0200
Subject: STM32F2xx: Internal RC speed is 16 Mhz, so use 2 MHz JTag clock
---
tcl/target/stm32f2xxx.cfg | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/tcl/target/stm32f2xxx.cfg b/tcl/target/stm32f2xxx.cfg
index 9ebc00f..d0b0b7c 100644
--- a/tcl/target/stm32f2xxx.cfg
+++ b/tcl/target/stm32f2xxx.cfg
@@ -20,8 +20,8 @@ if { [info exists WORKAREASIZE] } {
set _WORKAREASIZE 0x10000
}
-# JTAG speed should be <= F_CPU/6. F_CPU after reset is 8MHz, so use F_JTAG =
1MHz
-jtag_khz 1000
+# JTAG speed should be <= F_CPU/6. F_CPU after reset is 16MHz, so use F_JTAG =
2MHz
+jtag_khz 2000
jtag_nsrst_delay 100
jtag_ntrst_delay 100
--
1.7.3.4
Signed-off-by: Uwe Bonnes <b...@elektron.ikp.physik.tu-darmstadt.de>
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