diff --git a/libraries/AP_Scripting/docs/docs.lua b/libraries/AP_Scripting/docs/docs.lua
index 0663624310588..8f8a5e8860fda 100644
--- a/libraries/AP_Scripting/docs/docs.lua
+++ b/libraries/AP_Scripting/docs/docs.lua
@@ -392,6 +392,10 @@ efi = {}
 ---@return EFI_State_ud
 function efi:get_state() end
 
+-- get last update time in milliseconds
+---@return uint32_t_ud
+function efi:get_last_update_ms() end
+
 -- desc
 ---@param instance integer
 ---@return AP_EFI_Backend_ud|nil
@@ -2073,6 +2077,11 @@ function esc_telem:update_rpm(esc_index, rpm, error_rate) end
 ---@param scale_factor number -- factor
 function esc_telem:set_rpm_scale(esc_index, scale_factor) end
 
+-- get the timestamp of last telemetry data for an ESC
+---@param esc_index integer
+---@return uint32_t_ud
+function esc_telem:get_last_telem_data_ms(esc_index) end
+
 -- desc
 optical_flow = {}
 
diff --git a/libraries/AP_Scripting/generator/description/bindings.desc b/libraries/AP_Scripting/generator/description/bindings.desc
index 4da6fca9d8dfd..a889a46e6e48d 100644
--- a/libraries/AP_Scripting/generator/description/bindings.desc
+++ b/libraries/AP_Scripting/generator/description/bindings.desc
@@ -440,16 +440,17 @@ userdata AP_ESC_Telem_Backend::TelemetryData field motor_temp_cdeg int16_t'skip_
 
 singleton AP_ESC_Telem depends HAL_WITH_ESC_TELEM == 1
 singleton AP_ESC_Telem rename esc_telem
-singleton AP_ESC_Telem method get_rpm boolean uint8_t 0 NUM_SERVO_CHANNELS float'Null
-singleton AP_ESC_Telem method get_temperature boolean uint8_t 0 NUM_SERVO_CHANNELS int16_t'Null
-singleton AP_ESC_Telem method get_motor_temperature boolean uint8_t 0 NUM_SERVO_CHANNELS int16_t'Null
-singleton AP_ESC_Telem method get_current boolean uint8_t 0 NUM_SERVO_CHANNELS float'Null
-singleton AP_ESC_Telem method get_voltage boolean uint8_t 0 NUM_SERVO_CHANNELS float'Null
-singleton AP_ESC_Telem method get_consumption_mah boolean uint8_t 0 NUM_SERVO_CHANNELS float'Null
-singleton AP_ESC_Telem method get_usage_seconds boolean uint8_t 0 NUM_SERVO_CHANNELS uint32_t'Null
-singleton AP_ESC_Telem method update_rpm void uint8_t 0 NUM_SERVO_CHANNELS uint16_t'skip_check float'skip_check
-singleton AP_ESC_Telem method update_telem_data void uint8_t 0 NUM_SERVO_CHANNELS AP_ESC_Telem_Backend::TelemetryData uint16_t'skip_check
-singleton AP_ESC_Telem method set_rpm_scale void uint8_t 0 NUM_SERVO_CHANNELS float'skip_check
+singleton AP_ESC_Telem method get_rpm boolean uint8_t'skip_check float'Null
+singleton AP_ESC_Telem method get_temperature boolean uint8_t'skip_check int16_t'Null
+singleton AP_ESC_Telem method get_motor_temperature boolean uint8_t'skip_check int16_t'Null
+singleton AP_ESC_Telem method get_current boolean uint8_t'skip_check float'Null
+singleton AP_ESC_Telem method get_voltage boolean uint8_t'skip_check float'Null
+singleton AP_ESC_Telem method get_consumption_mah boolean uint8_t'skip_check float'Null
+singleton AP_ESC_Telem method get_usage_seconds boolean uint8_t'skip_check uint32_t'Null
+singleton AP_ESC_Telem method update_rpm void uint8_t 0 ESC_TELEM_MAX_ESCS uint16_t'skip_check float'skip_check
+singleton AP_ESC_Telem method update_telem_data void uint8_t 0 ESC_TELEM_MAX_ESCS AP_ESC_Telem_Backend::TelemetryData uint16_t'skip_check
+singleton AP_ESC_Telem method set_rpm_scale void uint8_t 0 ESC_TELEM_MAX_ESCS float'skip_check
+singleton AP_ESC_Telem method get_last_telem_data_ms uint32_t uint8_t 0 ESC_TELEM_MAX_ESCS
 
 include AP_Param/AP_Param.h
 singleton AP_Param rename param
@@ -851,6 +852,7 @@ singleton AP_EFI depends (AP_EFI_SCRIPTING_ENABLED == 1)
 singleton AP_EFI rename efi
 singleton AP_EFI method get_backend AP_EFI_Backend uint8_t'skip_check
 singleton AP_EFI method get_state void EFI_State'Ref
+singleton AP_EFI method get_last_update_ms uint32_t 
 
 -- ----END EFI Library----