Add usb activity to LED

Bump everything up to version 1.0.0

firmware/main.cpp

@@ -102,12 +102,12 @@ void configure_address_pins(uint32_t mask)
     }
 }
 
-static uint32_t identify_request = 0;
+static uint8_t identify_request = 0;
 
 #if ACTIVITY_LED==1
 repeating_timer_t activity_timer;
 
-static uint32_t identify_ack = 0;
+static uint8_t identify_ack = 0;
 static uint8_t activity_cycles = 0;
 static uint8_t activity_duty = 0;
 static uint8_t activity_count = 0;
@@ -117,21 +117,26 @@ bool activity_timer_callback(repeating_timer_t * /*unused*/)
     if (activity_count >= activity_cycles)
     {
         bool rom_access = rom_check_oe();
-        bool usb_connected = pl_is_connected();
+        bool usb_activity = pl_check_activity();
         bool identify_req = identify_request != identify_ack;
 
         activity_cycles = 0;
         activity_duty = 0;
-        
+
         if (identify_req)
         {
             identify_ack++;
-            activity_cycles = 10;
-            activity_duty = 8;
+            activity_cycles = 100;
+            activity_duty = 90;
+        }
+        else if (usb_activity)
+        {
+            activity_cycles = 20;
+            activity_duty = 10;
         }
         else if (rom_access)
         {
-            activity_cycles = 3;
+            activity_cycles = 5;
             activity_duty = 1;
         }
 
@@ -170,7 +175,7 @@ int main()
     gpio_set_dir(ACTIVITY_LED_PIN, true);
     gpio_set_input_enabled(ACTIVITY_LED_PIN, false);
 
-    add_repeating_timer_ms(100, activity_timer_callback, nullptr, &activity_timer);
+    add_repeating_timer_ms(10, activity_timer_callback, nullptr, &activity_timer);
 #endif
 
     memcpy(rom_get_buffer(), flash_rom_data, ROM_SIZE);

firmware/pico_link.cpp

@@ -9,6 +9,9 @@
 static uint8_t incoming_buffer[sizeof(Packet)];
 static uint8_t incoming_count;
 
+static uint8_t activity_count = 0;
+static uint8_t activity_report = 0;
+
 void usb_send(const void *data, size_t len)
 {
     const uint8_t *ptr = (const uint8_t *)data;
@@ -23,6 +26,8 @@ void usb_send(const void *data, size_t len)
     }
 
     tud_cdc_write_flush();
+
+    activity_count++;
 }
 
 
@@ -89,6 +94,8 @@ void pl_wait_for_connection()
 
     incoming_count = 0;
 
+    activity_count = activity_report = 0;
+
     // Write preamble
     usb_send("PicoROM Hello", 13);
 }
@@ -116,6 +123,7 @@ const Packet *pl_poll()
         Packet *pkt = (Packet *)incoming_buffer;
         if ((pkt->size + 2) <= incoming_count)
         {
+            activity_count++;
             return pkt;
         }
     }
@@ -135,3 +143,14 @@ void pl_consume_packet(const Packet *pkt)
 
     incoming_count = remaining;
 }
+
+bool pl_check_activity()
+{
+    if (activity_count != activity_report)
+    {
+        activity_report = activity_count;
+        return true;
+    }
+
+    return false;
+}

firmware/pico_link.h

@@ -54,5 +54,7 @@ bool pl_is_connected();
 const Packet *pl_poll();
 void pl_consume_packet(const Packet *pkt);
 
+bool pl_check_activity();
+
 
 #endif // PICO_LINK_H

firmware/rom.cpp

@@ -51,6 +51,7 @@ void rom_init_programs()
     for( uint ofs = 0; ofs < N_OE_PINS; ofs++ )
     {
         pio_gpio_init(data_pio, BASE_OE_PIN + ofs);
+        gpio_set_pulls(BASE_OE_PIN + ofs, true, false);
     }
 
     for( uint ofs = 0; ofs < N_BUF_OE_PINS; ofs++ )

host/picolink/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "picolink"
-version = "0.9.0"
+version = "1.0.0"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html

host/picorom/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "picorom"
-version = "0.9.0"
+version = "1.0.0"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html

host/pypicorom/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "pypicorom"
-version = "0.9.1"
+version = "1.0.0"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html