reform

commit 25c9b3f4e2816c3fc888addedeea593a3e556e60
parent b1c6144dbacd9a69a15166740097107c62747482
Author: mntmn <lukas@mntmn.com>
Date:   Fri,  6 Nov 2020 09:15:25 +0100

lpc-fw: emergency turnoff only if there's no wall power

Diffstat:
M
reform2-lpc-fw/src/boards/reform2/board_reform2.c
 | 
6
+++---

1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/reform2-lpc-fw/src/boards/reform2/board_reform2.c b/reform2-lpc-fw/src/boards/reform2/board_reform2.c
@@ -801,8 +801,8 @@ int main(void)
 
       if (cycles_in_state > 1) {
         // TODO: find safe heuristic. here we turn off if half
-        // of the cells are undervolted.
-        if (num_undervolted_critical_cells >= 1 || num_undervolted_cells >= 4) {
+        // of the cells are undervolted and there's no wall power.
+        if (volts < 26 && (num_undervolted_critical_cells >= 1 || num_undervolted_cells >= 4)) {
           turn_som_power_off();
         }
 
@@ -836,7 +836,7 @@ int main(void)
         if (num_missing_cells < 1) {
           state = ST_CHARGE;
           cycles_in_state = 0;
-        } else {
+        } else if (volts < 26) {
           turn_som_power_off();
         }
       }