changeset 291:7d0b9a3de444

gtm900/fw-reg-config note added
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 09 Jun 2019 21:05:12 +0000
parents c06cac606af3
children 6791499809e0
files gtm900/fw-reg-config
diffstat 1 files changed, 5 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gtm900/fw-reg-config	Sun Jun 09 21:05:12 2019 +0000
@@ -0,0 +1,5 @@
+When the firmware is running, reading the ARMIO_LATCH_OUT register via ETM
+returns 0x3F07, i.e., GPIO outputs 0, 1 and 2 (RI, DSR, DCD) are 1s, meaning
+modem control signals inactive.
+
+APCOFF register setting in the Iota ABB is 0x070, same as in our reference fw.