diff --git a/src/BL0942/shelly_pm_bl0942.cpp b/src/BL0942/shelly_pm_bl0942.cpp
index 0bdca1a6..52ce1386 100644
--- a/src/BL0942/shelly_pm_bl0942.cpp
+++ b/src/BL0942/shelly_pm_bl0942.cpp
@@ -37,10 +37,13 @@ BL0942PowerMeter::~BL0942PowerMeter() {
 }
 
 #define BL_READ 0x58
-
 #define BL_WRITE 0xA8
 
 #define BL_SOFT_RESET 0x1C
+#define BL_USR_WRPROT 0x1D
+#define BL_MODE 0x19
+#define BL_TPS_CTRL 0x1B
+#define BL_I_FAST_RMS_CTRL 0x10
 
 #define BL_ADDR 0x0
 
@@ -68,7 +71,12 @@ Status BL0942PowerMeter::Init() {
   meas_timer_.Reset(meas_time_ * 1000, MGOS_TIMER_REPEAT);
   LOG(LL_INFO, ("BL0942 @ %d/%d", rx_pin_, tx_pin_));
 
-  // this->WriteReg(BL_SOFT_RESET, 0x5a5a5a5a);
+  this->WriteReg(BL_SOFT_RESET,      0x5a5a5a);
+  this->WriteReg(BL_USR_WRPROT,      0x550000);
+  this->WriteReg(BL_MODE,            0x001000);
+  this->WriteReg(BL_TPS_CTRL,        0xFF4700);
+  this->WriteReg(BL_I_FAST_RMS_CTRL, 0x1C1800);
+
 
   return Status::OK();
 }
@@ -84,9 +92,9 @@ StatusOr<float> BL0942PowerMeter::GetEnergyWH() {
 bool BL0942PowerMeter::WriteReg(uint8_t reg, uint32_t val) {
   uint8_t tx_buf[6] = {BL_WRITE | BL_ADDR,
                        reg,
-                       (uint8_t) ((val >> 0) & 0xFF),
-                       (uint8_t) ((val >> 8) & 0xFF),
                        (uint8_t) ((val >> 16) & 0xFF),
+                       (uint8_t) ((val >>  8) & 0xFF),
+                       (uint8_t) ((val >>  0) & 0xFF),
                        0};
 
   for (int i = 0; i < 5; i++) {
@@ -95,23 +103,21 @@ bool BL0942PowerMeter::WriteReg(uint8_t reg, uint32_t val) {
   tx_buf[5] = tx_buf[5] ^ 0xFF;
   mgos_uart_write(uart_no_, tx_buf, 6);
   mgos_uart_flush(uart_no_);
+  mgos_msleep(1);
   return true;
 }
 
 bool BL0942PowerMeter::ReadReg(uint8_t reg, uint8_t *rx_buf, size_t len) {
   uint8_t tx_buf[2] = {BL_READ | BL_ADDR, reg};
   size_t j = mgos_uart_write(uart_no_, tx_buf, 2);
-  size_t j1 = mgos_uart_write_avail(uart_no_);
-  //mgos_uart_flush(uart_no_);
-  LOG(LL_ERROR, ("tx %i %i %02X %02X", j, j1, tx_buf[0], tx_buf[1]));
+  mgos_uart_flush(uart_no_);
 
   // Delay to allow data to be available
-  int baud = 4800;
-  // mgos_msleep(roundf(len * 8 / baud) * 1e3);
-  bool bla = mgos_uart_is_rx_enabled(uart_no_);
+  int baud = 9600;
+  mgos_msleep(roundf(len * 8 / baud) * 1e3);
 
   int read_len = mgos_uart_read(uart_no_, rx_buf, len);
-  LOG(LL_ERROR, ("rx %i %i", read_len, bla));
+  LOG(LL_ERROR, ("rx %i", read_len));
 
   uint8_t chksum = tx_buf[0] + tx_buf[1];
   for (int i = 0; i < len; i++) {
@@ -133,7 +139,7 @@ void BL0942PowerMeter::MeasureTimerCB() {
   uint8_t rx_buf[len] = {};
   // if (this->ReadReg(0xAA, rx_buf, len)) {
   // }
-  if (this->ReadReg(BL_WATT, rx_buf, 4)) {
+  if (this->ReadReg(0xAA, rx_buf, 4)) {
     uint32_t d = rx_buf[2] << 16 | rx_buf[1] << 8 | rx_buf[0];
     if (d & (1 << 23)) {
       d |= 0xFF000000;
diff --git a/src/ShellyMini1PMGen3/shelly_init.cpp b/src/ShellyMini1PMGen3/shelly_init.cpp
index abdbe152..1a3aca3a 100644
--- a/src/ShellyMini1PMGen3/shelly_init.cpp
+++ b/src/ShellyMini1PMGen3/shelly_init.cpp
@@ -40,7 +40,7 @@ void CreatePeripherals(std::vector<std::unique_ptr<Input>> *inputs,
   sys_temp->reset(new TempSensorSDNT1608X103F3950(3, 3.3f, 10000.0f));
 #endif
 
-  std::unique_ptr<PowerMeter> pm(new BL0942PowerMeter(1, 6, 7, 20, 1));
+  std::unique_ptr<PowerMeter> pm(new BL0942PowerMeter(1, 6, 7, 1, 1));
   // BL0942 GPIO6 TX GPIO7 RX
   const Status &st = pm->Init();
   if (st.ok()) {
@@ -50,8 +50,8 @@ void CreatePeripherals(std::vector<std::unique_ptr<Input>> *inputs,
     LOG(LL_ERROR, ("PM init failed: %s", s.c_str()));
   }
 
-  InitSysLED(LED_GPIO, LED_ON);
-  InitSysBtn(BTN_GPIO, BTN_DOWN);
+  //InitSysLED(LED_GPIO, LED_ON);
+  //InitSysBtn(BTN_GPIO, BTN_DOWN);
 }
 
 void CreateComponents(std::vector<std::unique_ptr<Component>> *comps,