diff --git a/grid_common/grid_ain.h b/grid_common/grid_ain.h
index 833fac921..4e781f9e4 100644
--- a/grid_common/grid_ain.h
+++ b/grid_common/grid_ain.h
@@ -4,6 +4,8 @@
 #include <stdbool.h>
 #include <stdint.h>
 
+#define GRID_MUX_UNUSED ((uint8_t)-1)
+
 struct ain_chan_t {
 
   uint16_t capa;
diff --git a/grid_common/grid_module.c b/grid_common/grid_module.c
index 62b262c9c..59863c3f9 100644
--- a/grid_common/grid_module.c
+++ b/grid_common/grid_module.c
@@ -248,3 +248,36 @@ void grid_module_en16_ui_init(struct grid_ain_model* ain, struct grid_led_model*
 
   ui->lua_ui_init_callback = grid_lua_ui_init;
 }
+
+void grid_module_octv_ui_init(struct grid_ain_model* ain, struct grid_led_model* led, struct grid_ui_model* ui) {
+
+  // 13 ADC channels for pressure-sensitive buttons (elements 8-20), depth of 4 for smoothing
+  grid_ain_init(ain, 13, 4);
+
+  // 21 LEDs: 8 for encoders + 13 for buttons
+  grid_led_init(led, 21);
+  grid_led_lookup_alloc_identity(led, 0, 21);
+
+  // 22 elements: 8 encoders + 13 buttons + 1 system
+  grid_ui_model_init(ui, 21 + 1);
+
+  for (uint8_t j = 0; j < 21 + 1; j++) {
+
+    struct grid_ui_element* ele = grid_ui_element_model_init(ui, j);
+
+    if (j < 8) {
+      // Elements 0-7: Encoders (with push buttons integrated)
+      grid_ui_element_encoder_init(ele);
+
+    } else if (j < 21) {
+      // Elements 8-20: Pressure-sensitive buttons
+      grid_ui_element_button_init(ele);
+
+    } else {
+      // Element 21: System element
+      grid_ui_element_system_init(ele);
+    }
+  }
+
+  ui->lua_ui_init_callback = grid_lua_ui_init;
+}
diff --git a/grid_common/grid_module.h b/grid_common/grid_module.h
index c41a8f2b6..46b0b2ed4 100644
--- a/grid_common/grid_module.h
+++ b/grid_common/grid_module.h
@@ -12,6 +12,7 @@ void grid_module_bu16_ui_init(struct grid_ain_model* ain, struct grid_led_model*
 void grid_module_pbf4_ui_init(struct grid_ain_model* ain, struct grid_led_model* led, struct grid_ui_model* ui);
 void grid_module_en16_ui_init(struct grid_ain_model* ain, struct grid_led_model* led, struct grid_ui_model* ui);
 void grid_module_ef44_ui_init(struct grid_ain_model* ain, struct grid_led_model* led, struct grid_ui_model* ui);
+void grid_module_octv_ui_init(struct grid_ain_model* ain, struct grid_led_model* led, struct grid_ui_model* ui);
 void grid_module_tek2_ui_init(struct grid_ain_model* ain, struct grid_led_model* led, struct grid_ui_model* ui);
 
 #endif /* GRID_MODULE_H */
diff --git a/grid_common/grid_protocol.h b/grid_common/grid_protocol.h
index 59c621dfa..4701e8959 100644
--- a/grid_common/grid_protocol.h
+++ b/grid_common/grid_protocol.h
@@ -81,6 +81,9 @@
 #define GRID_MODULE_EF44_ND_RevD 41
 #define GRID_MODULE_EF44_ND_RevH 43
 
+#define GRID_MODULE_OCTV_RevH 211
+#define GRID_MODULE_OCTV_ND_RevH 219
+
 #define GRID_MODULE_TEK1_RevA 225
 #define GRID_MODULE_TEK2_RevA 17
 
diff --git a/grid_common/grid_sys.c b/grid_common/grid_sys.c
index 284d1b1e0..4d89c96da 100644
--- a/grid_common/grid_sys.c
+++ b/grid_common/grid_sys.c
@@ -224,6 +224,17 @@ int grid_hwcfg_module_is_en16(struct grid_sys_model* sys) {
   }
 }
 
+int grid_hwcfg_module_is_octv(struct grid_sys_model* sys) {
+
+  switch (grid_sys_get_hwcfg(sys)) {
+  case GRID_MODULE_OCTV_RevH:
+  case GRID_MODULE_OCTV_ND_RevH:
+    return 1;
+  default:
+    return 0;
+  }
+}
+
 int grid_hwcfg_module_is_pbf4(struct grid_sys_model* sys) {
 
   switch (grid_sys_get_hwcfg(sys)) {
@@ -343,6 +354,8 @@ int grid_hwcfg_module_is_rev_h(struct grid_sys_model* sys) {
   case GRID_MODULE_EN16_ND_RevH:
   case GRID_MODULE_EF44_RevH:
   case GRID_MODULE_EF44_ND_RevH:
+  case GRID_MODULE_OCTV_RevH:
+  case GRID_MODULE_OCTV_ND_RevH:
   case GRID_MODULE_TEK2_RevH:
   case GRID_MODULE_VSN1L_RevH:
   case GRID_MODULE_VSN1R_RevH:
@@ -362,6 +375,7 @@ int grid_hwcfg_module_encoder_is_detent(struct grid_sys_model* sys) {
   case GRID_MODULE_EN16_RevA:
   case GRID_MODULE_EN16_RevD:
   case GRID_MODULE_EN16_RevH:
+  case GRID_MODULE_OCTV_RevH:
     return 1;
   default:
     return 0;
diff --git a/grid_common/grid_sys.h b/grid_common/grid_sys.h
index 92225ea94..82be8ea86 100644
--- a/grid_common/grid_sys.h
+++ b/grid_common/grid_sys.h
@@ -89,6 +89,7 @@ uint32_t grid_sys_get_id(struct grid_sys_model* sys, uint32_t* return_array);
 int grid_hwcfg_module_is_bu16(struct grid_sys_model* sys);
 int grid_hwcfg_module_is_ef44(struct grid_sys_model* sys);
 int grid_hwcfg_module_is_en16(struct grid_sys_model* sys);
+int grid_hwcfg_module_is_octv(struct grid_sys_model* sys);
 int grid_hwcfg_module_is_pbf4(struct grid_sys_model* sys);
 int grid_hwcfg_module_is_po16(struct grid_sys_model* sys);
 int grid_hwcfg_module_is_tek2(struct grid_sys_model* sys);
diff --git a/grid_esp/bootloader/apps/blinky.uf2 b/grid_esp/bootloader/apps/blinky.uf2
new file mode 100644
index 000000000..92c34a12d
Binary files /dev/null and b/grid_esp/bootloader/apps/blinky.uf2 differ
diff --git a/grid_esp/bootloader/apps/update-tinyuf2.uf2 b/grid_esp/bootloader/apps/update-tinyuf2.uf2
new file mode 100644
index 000000000..e4cfac353
Binary files /dev/null and b/grid_esp/bootloader/apps/update-tinyuf2.uf2 differ
diff --git a/grid_esp/bootloader/bootloader.bin b/grid_esp/bootloader/bootloader.bin
index b726580ec..4b9027364 100644
Binary files a/grid_esp/bootloader/bootloader.bin and b/grid_esp/bootloader/bootloader.bin differ
diff --git a/grid_esp/bootloader/combined.bin b/grid_esp/bootloader/combined.bin
index 75f08d70f..394fd78dd 100644
Binary files a/grid_esp/bootloader/combined.bin and b/grid_esp/bootloader/combined.bin differ
diff --git a/grid_esp/bootloader/flash_args b/grid_esp/bootloader/flash_args
new file mode 100644
index 000000000..ef562d35f
--- /dev/null
+++ b/grid_esp/bootloader/flash_args
@@ -0,0 +1,5 @@
+--flash_mode dio --flash_freq 80m --flash_size 8MB
+0x0 bootloader/bootloader.bin
+0x410000 tinyuf2.bin
+0x8000 partition_table/partition-table.bin
+0xe000 ota_data_initial.bin
diff --git a/grid_esp/bootloader/tinyuf2.bin b/grid_esp/bootloader/tinyuf2.bin
index 45ede8e96..7f40bd7ee 100644
Binary files a/grid_esp/bootloader/tinyuf2.bin and b/grid_esp/bootloader/tinyuf2.bin differ
diff --git a/grid_esp/bootloader/update-tinyuf2.uf2 b/grid_esp/bootloader/update-tinyuf2.uf2
deleted file mode 100644
index 02b83daa4..000000000
Binary files a/grid_esp/bootloader/update-tinyuf2.uf2 and /dev/null differ
diff --git a/grid_esp/components/grid_esp32_encoder/grid_esp32_encoder.c b/grid_esp/components/grid_esp32_encoder/grid_esp32_encoder.c
index bf90f7770..e46877700 100644
--- a/grid_esp/components/grid_esp32_encoder/grid_esp32_encoder.c
+++ b/grid_esp/components/grid_esp32_encoder/grid_esp32_encoder.c
@@ -72,6 +72,6 @@ void grid_esp32_encoder_init(struct grid_esp32_encoder_model* encoder, uint32_t
       .on_send_q_ovf = NULL,
   };
   ESP_ERROR_CHECK(i2s_channel_register_event_callback(encoder->rx_chan, &cbs, encoder));
-
-  ESP_ERROR_CHECK(i2s_channel_enable(encoder->rx_chan));
 }
+
+void grid_esp32_encoder_start(struct grid_esp32_encoder_model* encoder) { ESP_ERROR_CHECK(i2s_channel_enable(encoder->rx_chan)); }
diff --git a/grid_esp/components/grid_esp32_encoder/grid_esp32_encoder.h b/grid_esp/components/grid_esp32_encoder/grid_esp32_encoder.h
index fd00f5c87..86d292ddf 100644
--- a/grid_esp/components/grid_esp32_encoder/grid_esp32_encoder.h
+++ b/grid_esp/components/grid_esp32_encoder/grid_esp32_encoder.h
@@ -55,6 +55,7 @@ struct grid_esp32_encoder_model {
 extern struct grid_esp32_encoder_model grid_esp32_encoder_state;
 
 void grid_esp32_encoder_init(struct grid_esp32_encoder_model* encoder, uint32_t divider, grid_process_encoder_t process_encoder);
+void grid_esp32_encoder_start(struct grid_esp32_encoder_model* encoder);
 
 #ifdef __cplusplus
 }
diff --git a/grid_esp/components/grid_esp32_module_ef44/grid_esp32_module_ef44.c b/grid_esp/components/grid_esp32_module_ef44/grid_esp32_module_ef44.c
index 7f045dbb9..4c4e67f84 100644
--- a/grid_esp/components/grid_esp32_module_ef44/grid_esp32_module_ef44.c
+++ b/grid_esp/components/grid_esp32_module_ef44/grid_esp32_module_ef44.c
@@ -135,5 +135,7 @@ void grid_esp32_module_ef44_init(struct grid_sys_model* sys, struct grid_ui_mode
   grid_esp32_adc_init(adc, ef44_process_analog);
   grid_esp32_adc_mux_init(adc, 2);
   uint8_t mux_dependent = !grid_hwcfg_module_is_rev_h(sys);
+
+  grid_esp32_encoder_start(enc);
   grid_esp32_adc_start(adc, mux_dependent);
 }
diff --git a/grid_esp/components/grid_esp32_module_en16/grid_esp32_module_en16.c b/grid_esp/components/grid_esp32_module_en16/grid_esp32_module_en16.c
index 2107fa556..e2946ffe2 100644
--- a/grid_esp/components/grid_esp32_module_en16/grid_esp32_module_en16.c
+++ b/grid_esp/components/grid_esp32_module_en16/grid_esp32_module_en16.c
@@ -70,4 +70,6 @@ void grid_esp32_module_en16_init(struct grid_sys_model* sys, struct grid_ui_mode
   for (uint8_t i = 0; i < GRID_MODULE_EN16_ENC_NUM; i++) {
     grid_ui_encoder_state_init(&ui_encoder_state[i], detent, direction);
   }
+
+  grid_esp32_encoder_start(enc);
 }
diff --git a/grid_esp/components/grid_esp32_module_octv/CMakeLists.txt b/grid_esp/components/grid_esp32_module_octv/CMakeLists.txt
new file mode 100644
index 000000000..1ebaf3aba
--- /dev/null
+++ b/grid_esp/components/grid_esp32_module_octv/CMakeLists.txt
@@ -0,0 +1,8 @@
+idf_component_register(
+    SRCS
+        "grid_esp32_module_octv.c"
+    INCLUDE_DIRS
+        "."
+    REQUIRES
+        "grid_esp32_adc" "grid_esp32_encoder" "grid_common"
+)
diff --git a/grid_esp/components/grid_esp32_module_octv/grid_esp32_module_octv.c b/grid_esp/components/grid_esp32_module_octv/grid_esp32_module_octv.c
new file mode 100644
index 000000000..1dd5082b9
--- /dev/null
+++ b/grid_esp/components/grid_esp32_module_octv/grid_esp32_module_octv.c
@@ -0,0 +1,139 @@
+/*
+ * SPDX-FileCopyrightText: 2021-2022 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include "grid_esp32_module_octv.h"
+
+#include <stdint.h>
+
+#include "grid_ain.h"
+#include "grid_asc.h"
+#include "grid_cal.h"
+#include "grid_config.h"
+#include "grid_module.h"
+
+#include "grid_ui.h"
+
+#include "grid_ui_button.h"
+#include "grid_ui_encoder.h"
+#include "grid_ui_system.h"
+
+#include "grid_platform.h"
+#include "grid_sys.h"
+
+#include "grid_esp32_adc.h"
+#include "grid_esp32_encoder.h"
+
+// static const char* TAG = "module_octv";
+
+#define GRID_MODULE_OCTV_BUT_NUM 21
+
+#define GRID_MODULE_OCTV_ENC_NUM 8
+
+static struct grid_ui_button_state* DRAM_ATTR ui_button_state = NULL;
+static struct grid_ui_encoder_state* DRAM_ATTR ui_encoder_state = NULL;
+static struct grid_asc* DRAM_ATTR asc_state = NULL;
+static struct grid_ui_element* DRAM_ATTR elements = NULL;
+
+void IRAM_ATTR octv_process_analog(void* user) {
+
+#define X GRID_MUX_UNUSED
+  static DRAM_ATTR const uint8_t multiplexer_lookup[16] = {15, 8, 16, 9, 17, 10, 18, 11, 19, 12, 20, 13, X, 14, X, X};
+#undef X
+
+  assert(user);
+
+  struct grid_esp32_adc_result* result = (struct grid_esp32_adc_result*)user;
+
+  uint8_t lookup_index = result->mux_state * 2 + result->channel;
+  uint8_t element_index = multiplexer_lookup[lookup_index];
+
+  if (element_index == GRID_MUX_UNUSED) {
+    return;
+  }
+
+  assert(element_index < GRID_MODULE_OCTV_BUT_NUM);
+
+  struct grid_ui_element* ele = &elements[element_index];
+
+  if (!grid_asc_process(&asc_state[lookup_index], result->value, &result->value)) {
+    return;
+  }
+
+  grid_ui_button_store_input(ele, &ui_button_state[element_index], result->value, 12);
+}
+
+void IRAM_ATTR octv_process_encoder(void* dma_buf) {
+
+  static DRAM_ATTR uint8_t encoder_lookup[GRID_MODULE_OCTV_ENC_NUM] = {6, 7, 4, 5, 2, 3, 0, 1};
+
+  // Skip hwcfg byte
+  uint8_t* bytes = &((uint8_t*)dma_buf)[1];
+
+  for (uint8_t j = 0; j < GRID_MODULE_OCTV_ENC_NUM; ++j) {
+
+    uint8_t value = (bytes[j / 2] >> (4 * (j % 2))) & 0x0F;
+    uint8_t idx = encoder_lookup[j];
+    struct grid_ui_element* ele = &elements[idx];
+
+    grid_ui_encoder_store_input(ele, &ui_encoder_state[idx], value);
+
+    uint8_t button_value = value & 0b00000100;
+
+    grid_ui_button_store_input(ele, &ui_button_state[idx], button_value, 1);
+  }
+}
+
+void grid_esp32_module_octv_init(struct grid_sys_model* sys, struct grid_ui_model* ui, struct grid_esp32_adc_model* adc, struct grid_esp32_encoder_model* enc, struct grid_config_model* conf,
+                                 struct grid_cal_model* cal) {
+
+  ui_button_state = grid_platform_allocate_volatile(GRID_MODULE_OCTV_BUT_NUM * sizeof(struct grid_ui_button_state));
+  ui_encoder_state = grid_platform_allocate_volatile(GRID_MODULE_OCTV_ENC_NUM * sizeof(struct grid_ui_encoder_state));
+  asc_state = grid_platform_allocate_volatile(16 * sizeof(struct grid_asc));
+  memset(ui_button_state, 0, GRID_MODULE_OCTV_BUT_NUM * sizeof(struct grid_ui_button_state));
+  memset(ui_encoder_state, 0, GRID_MODULE_OCTV_ENC_NUM * sizeof(struct grid_ui_encoder_state));
+  memset(asc_state, 0, 16 * sizeof(struct grid_asc));
+
+  for (int i = 0; i < GRID_MODULE_OCTV_ENC_NUM; ++i) {
+    grid_ui_button_state_init(&ui_button_state[i], 1, 0.5, 0.2);
+  }
+
+  for (int i = GRID_MODULE_OCTV_ENC_NUM; i < GRID_MODULE_OCTV_BUT_NUM; ++i) {
+    grid_ui_button_state_init(&ui_button_state[i], 12, 0.5, 0.2);
+  }
+
+  grid_asc_array_set_factors(asc_state, 16, 0, 16, 1);
+
+  elements = grid_ui_model_get_elements(ui);
+
+  grid_config_init(conf, cal);
+  grid_cal_init(cal, ui->element_list_length, 12);
+
+  for (int i = 8; i < 21; ++i) {
+    assert(grid_cal_set(cal, i, GRID_CAL_LIMITS, &ui_button_state[i].limits) == 0);
+  }
+
+  while (grid_ui_bulk_conf_init(ui, GRID_UI_BULK_CONFREAD_PROGRESS, 0, NULL)) {
+    vTaskDelay(1);
+  }
+
+  while (grid_ui_bulk_is_in_progress(ui, GRID_UI_BULK_CONFREAD_PROGRESS)) {
+    vTaskDelay(1);
+  }
+
+  grid_esp32_encoder_init(enc, 1, octv_process_encoder);
+  uint8_t detent = grid_hwcfg_module_encoder_is_detent(&grid_sys_state);
+  int8_t direction = grid_hwcfg_module_encoder_dir(sys);
+  for (uint8_t i = 0; i < GRID_MODULE_OCTV_ENC_NUM; i++) {
+    grid_ui_encoder_state_init(&ui_encoder_state[i], detent, direction);
+  }
+
+  grid_esp32_adc_init(adc, octv_process_analog);
+  grid_esp32_adc_mux_init(adc, 7);
+  uint8_t mux_dependent = !grid_hwcfg_module_is_rev_h(sys);
+
+  grid_esp32_encoder_start(enc);
+  grid_esp32_adc_start(adc, mux_dependent);
+}
diff --git a/grid_esp/components/grid_esp32_module_octv/grid_esp32_module_octv.h b/grid_esp/components/grid_esp32_module_octv/grid_esp32_module_octv.h
new file mode 100644
index 000000000..e9df2b40c
--- /dev/null
+++ b/grid_esp/components/grid_esp32_module_octv/grid_esp32_module_octv.h
@@ -0,0 +1,25 @@
+/*
+ * SPDX-FileCopyrightText: 2021-2022 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+#pragma once
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "grid_cal.h"
+#include "grid_config.h"
+#include "grid_sys.h"
+#include "grid_ui.h"
+
+#include "grid_esp32_adc.h"
+#include "grid_esp32_encoder.h"
+
+void grid_esp32_module_octv_init(struct grid_sys_model* sys, struct grid_ui_model* ui, struct grid_esp32_adc_model* adc, struct grid_esp32_encoder_model* enc, struct grid_config_model* conf,
+                                 struct grid_cal_model* cal);
+
+#ifdef __cplusplus
+}
+#endif
diff --git a/grid_esp/components/grid_esp32_module_tek1/grid_esp32_module_tek1.c b/grid_esp/components/grid_esp32_module_tek1/grid_esp32_module_tek1.c
index 30c1bb75a..cf4dc2a69 100644
--- a/grid_esp/components/grid_esp32_module_tek1/grid_esp32_module_tek1.c
+++ b/grid_esp/components/grid_esp32_module_tek1/grid_esp32_module_tek1.c
@@ -345,6 +345,7 @@ void grid_esp32_module_tek1_init(struct grid_sys_model* sys, struct grid_ui_mode
   if (!is_vsn_rev_h_8bit_hwcfg) {
 
     grid_esp32_encoder_init(&grid_esp32_encoder_state, 10, process_encoder);
+    grid_esp32_encoder_start(&grid_esp32_encoder_state);
   }
 
   grid_esp32_adc_mux_init(adc, 8);
diff --git a/grid_esp/main/grid_fw.c b/grid_esp/main/grid_fw.c
index f6d8eb619..cf3456c8e 100644
--- a/grid_esp/main/grid_fw.c
+++ b/grid_esp/main/grid_fw.c
@@ -43,6 +43,7 @@
 #include "grid_esp32_module_bu16.h"
 #include "grid_esp32_module_ef44.h"
 #include "grid_esp32_module_en16.h"
+#include "grid_esp32_module_octv.h"
 #include "grid_esp32_module_pbf4.h"
 #include "grid_esp32_module_po16.h"
 #include "grid_esp32_module_tek1.h"
@@ -423,6 +424,8 @@ void app_main(void) {
     grid_module_en16_ui_init(&grid_ain_state, &grid_led_state, &grid_ui_state);
   } else if (grid_hwcfg_module_is_ef44(&grid_sys_state)) {
     grid_module_ef44_ui_init(&grid_ain_state, &grid_led_state, &grid_ui_state);
+  } else if (grid_hwcfg_module_is_octv(&grid_sys_state)) {
+    grid_module_octv_ui_init(&grid_ain_state, &grid_led_state, &grid_ui_state);
   } else if (grid_hwcfg_module_is_tek2(&grid_sys_state)) {
     grid_module_tek2_ui_init(&grid_ain_state, &grid_led_state, &grid_ui_state);
   } else if (grid_hwcfg_module_is_vsnx(&grid_sys_state)) {
@@ -537,6 +540,8 @@ void app_main(void) {
     grid_esp32_module_en16_init(&grid_sys_state, &grid_ui_state, &grid_esp32_encoder_state);
   } else if (grid_hwcfg_module_is_ef44(&grid_sys_state)) {
     grid_esp32_module_ef44_init(&grid_sys_state, &grid_ui_state, &grid_esp32_adc_state, &grid_esp32_encoder_state, &grid_config_state, &grid_cal_state);
+  } else if (grid_hwcfg_module_is_octv(&grid_sys_state)) {
+    grid_esp32_module_octv_init(&grid_sys_state, &grid_ui_state, &grid_esp32_adc_state, &grid_esp32_encoder_state, &grid_config_state, &grid_cal_state);
   } else if (grid_hwcfg_module_is_tek2(&grid_sys_state)) {
     grid_esp32_module_tek2_init(&grid_sys_state, &grid_ui_state, &grid_esp32_adc_state, &grid_config_state, &grid_cal_state);
   } else if (grid_hwcfg_module_is_vsnx(&grid_sys_state)) {