From 2c4ef30b11f459028c20185f41320e856db8c3a1 Mon Sep 17 00:00:00 2001 From: Øyvind Harboe Date: Tue, 17 Aug 2010 21:51:36 +0200 Subject: mcb1700: Keil MCB1700 w/1768 config script MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Ca. 93kBytes/s flashing speed @ 10MHz JTAG clock Signed-off-by: Øyvind Harboe --- tcl/target/lpc1768.cfg | 16 ++++------------ 1 file changed, 4 insertions(+), 12 deletions(-) (limited to 'tcl/target/lpc1768.cfg') diff --git a/tcl/target/lpc1768.cfg b/tcl/target/lpc1768.cfg index 07c5ab83..4a1ff0bc 100644 --- a/tcl/target/lpc1768.cfg +++ b/tcl/target/lpc1768.cfg @@ -47,18 +47,10 @@ set _FLASHNAME $_CHIPNAME.flash flash bank $_FLASHNAME lpc2000 0x0 0x80000 0 0 $_TARGETNAME \ lpc1700 $_CCLK calc_checksum -# Although rclk "appears to work", it turns out that this yields -# 4MHz whereas the "correct" rate is CCLK/6, which is not what -# you get with rclk. -# -# Also, crank down the frequency further as we're running of an -# RC oscillator instead of crystal. -# -# Setting up XTAL in the reset-init sequence could be worth -# the effort if you need to program the flash which is pretty -# big on these devices. -# -jtag_khz 100 +# Run with *real slow* clock by default since the +# boot rom could have been playing with the PLL, so +# we have no idea what clock the target is running at. +jtag_khz 10 $_TARGETNAME configure -event reset-init { # Do not remap 0x0000-0x0020 to anything but the flash (i.e. select -- cgit v1.2.3