Added comments on other nRF boards
@@ -134,6 +134,10 @@ static void nrf_prerun_board_config(void)
// EXTERNAL TARGET DETECTION
// - only for nRF51-DK and nRF52-DK, so far
+ // - nRF51-Dongle (discontinued) has no external target lines
+ // - nRF51822-mKIT (discontinued), no external target lines
+ // - nRF52840-DK has external/shielf SWD lines and is consistent with nRF51-DK / nRF52-DK
+ // - (nRF52840-Dongle has no interface MCU)
// - need to code shield detection and priority between external and shield-mounted targets
if ( (!bit2 && bit1) || (bit2 && !bit1) ) {
// EXT_VTG (high if external target is powered)
