add user/pour_button to config

include/pumps.h

@@ -7,10 +7,12 @@
 #define PUMPS_ERR_OUT_IDX   (1)
 #define GPIO_PUMP_PIN_SEL   ((1ULL<<pump_gpio_map[0]) | (1ULL<<pump_gpio_map[1]) |  (1ULL<<pump_gpio_map[2]) | (1ULL<<pump_gpio_map[3]));
 
-static uint8_t pump_gpio_map[] = { 27, 26, 25, 33 };
+// Pins with Weak Pull-Downs 2, 4, 12, 13
+static uint8_t pump_gpio_map[] = { 12, 13, 2, 4 };
 
 void pumps_run();
 void pumps_stop();
+uint8_t pumps_io_init();
 uint8_t pumps_init();
 
 uint8_t pumps_set_duration(uint8_t idx, uint8_t time);

main/ble.c

@@ -138,8 +138,7 @@ static const struct ble_gatt_svc_def service_defs[] = {
   { 0 } // no more services
 };
 
-static int gatt_svr_chr_write(struct os_mbuf *om, uint16_t min_len, uint16_t max_len,
-    void *dst, uint16_t *len) {
+static int gatt_svr_chr_write(struct os_mbuf *om, uint16_t min_len, uint16_t max_len, void *dst, uint16_t *len) {
   uint16_t om_len;
   int rc;
 
@@ -159,6 +158,7 @@ static int gatt_svr_chr_write(struct os_mbuf *om, uint16_t min_len, uint16_t max
 static int svc_access_system(uint16_t conn_handle, uint16_t attr_handle, struct ble_gatt_access_ctxt *ctxt, void *arg) {
   uint16_t uuid16 = ble_uuid_u16(ctxt->chr->uuid);
   uint8_t value = 0;
+  uint16_t vlen = 0;
 
   ESP_LOGI(TAG, "0x%02X access: %d", uuid16, ctxt->op);
 
@@ -168,9 +168,11 @@ static int svc_access_system(uint16_t conn_handle, uint16_t attr_handle, struct
         ctxt->om,
         sizeof value,
         sizeof value,
-        &value, NULL
+        &value, &vlen
         );
 
+    ESP_LOGI(TAG, "value (%d): %d", vlen, value);
+
     switch(uuid16) {
       case BAROS_CHAR_POUR:
         if(value == 1) {

main/main.c

@@ -23,6 +23,9 @@ uint8_t mac[6];
 nvs_handle_t config_handle = {};
 
 void app_main(void) {
+  // init pump IO immediately to limit run away pumps in case power is on
+  pumps_io_init();
+
   esp_err_t err = nvs_flash_init();
 
   if (err == ESP_ERR_NVS_NO_FREE_PAGES || err == ESP_ERR_NVS_NEW_VERSION_FOUND) {
@@ -53,7 +56,7 @@ void app_main(void) {
     .elements = {
       CFGLR_ELEMENT_U8("armed", 1, CFGLR_SIGNALER_IDF_EVENT()),
       CFGLR_ELEMENT_U8("monitor", 0, CFGLR_SIGNALER_IDF_EVENT()),
-      CFGLR_ELEMENT_U8("pour_button", 21, CFGLR_SIGNALER_IDF_EVENT()),
+      CFGLR_ELEMENT_U8("pour_button", 19, CFGLR_SIGNALER_IDF_EVENT()),
       CFGLR_ELEMENT_STR("device_name", 32, name, CFGLR_SIGNALER_IDF_EVENT()),
       CFGLR_ELEMENT_BIN("tank_levels", 4, tank_levels, 4, CFGLR_SIGNALER_IDF_EVENT()),
       CFGLR_ELEMENT_BIN("pump_pins", 4, pump_gpio_map, 4, CFGLR_SIGNALER_IDF_EVENT()),

main/pumps.c

@@ -47,7 +47,7 @@ uint8_t pumps_set_enabled(uint8_t idx, uint8_t value) {
 
   value = (value ? 1 : 0);
 
-  ESP_LOGD(TAG, "gpio: %d value: %d", io, value);
+  ESP_LOGI(TAG, "gpio: %d value: %d", io, value);
   // invert IO
   if(safety)
     gpio_set_level(io, value);
@@ -89,8 +89,6 @@ void pumps_stop() {
     if(pump_timers[i] != NULL) {
       pump_disable(i);
       xTimerStop(pump_timers[i], 0);
-
-      i++;
     }
   }
 }
@@ -103,15 +101,13 @@ void pumps_run() {
 
     running++;
 
-    pump_timers[i] = xTimerCreate((const char *)(0x48 + i), (pumps_duration[i] * 1000 / portTICK_PERIOD_MS), pdFALSE, (void*)0, pump_timer_done);
-
     xTimerStart(pump_timers[i], 0);
 
     pumps_set_enabled(i, 1);
   }
 }
 
-uint8_t pumps_init() {
+uint8_t pumps_io_init() {
   gpio_config_t io_conf;
 
   // put the output high before initializing
@@ -125,12 +121,21 @@ uint8_t pumps_init() {
   io_conf.pin_bit_mask = GPIO_PUMP_PIN_SEL;
   io_conf.pull_down_en = 1;
   io_conf.pull_up_en = 0;
-  gpio_config(&io_conf);
+
+  return gpio_config(&io_conf);
+}
+
+uint8_t pumps_init() {
 
   // zero out pump enabled, duration
   memset(&pumps_enabled, 0, sizeof(uint8_t) * PUMPS);
   memset(&pumps_duration, 5, sizeof(uint8_t) * PUMPS);
 
+  for(uint8_t i = 0; i < PUMPS; i++) {
+    gpio_set_level(pump_gpio_map[i], 0);
+    pump_timers[i] = xTimerCreate((const char *)(0x48 + i), (pumps_duration[i] * 1000 / portTICK_PERIOD_MS), pdFALSE, (void*)0, pump_timer_done);
+  }
+
   size_t size = sizeof(uint8_t) * PUMPS;
   if(!nvs_get_blob(config_handle, "pumps_duration", &pumps_duration, &size)) {
     ESP_LOGI(TAG, "Initializing pumps config");

main/user_button.c

@@ -2,12 +2,14 @@
 #include "freertos/task.h"
 #include "freertos/queue.h"
 #include "driver/gpio.h"
+#include "esp_log.h"
 
 #include "main.h"
 #include "pumps.h"
 #include "ble.h"
 
-#define GPIO_USER_BUTTON      (14)
+#define GPIO_USER_BUTTON      (19)
+#define TAG "user_btn"
 
 static void IRAM_ATTR gpio_isr_handler(void* arg) {
   uint32_t gpio_num = (uint32_t) arg;
@@ -27,7 +29,7 @@ static void gpio_task(void* arg) {
       if(level == last_level) continue;
       last_level = level;
 
-      printf("GPIO[%ld] intr, val: %d\n", io_num, level);
+      ESP_LOGI(TAG, "GPIO[%ld] intr, val: %d\n", io_num, level);
 
       if(state == 0)
         vTaskDelay(10 / portTICK_PERIOD_MS);
@@ -42,6 +44,8 @@ static void gpio_task(void* arg) {
 }
 
 void user_button_init() {
+  ESP_LOGI(TAG, "user_button_init");
+
   gpio_config_t io_conf;
 
   io_conf.intr_type = GPIO_INTR_ANYEDGE;