add support for controling watchdog and periodic recal for newer firmwares

coincellhell.c

@@ -300,6 +300,23 @@ int coincellhell_reset(struct coincellhell* hell)
 	return 0;
 }
 
+
+int coincellhell_enable_watchdog(struct coincellhell* hell)
+{
+	int ret;
+	while((ret = usbshm_writeControlTransfer(hell->priv, COMMAND_ENABLE_WATCHDOG, NULL, 0, 0, 0)) == USBSHM_ERROR_AGAIN)
+		usleep(100000);
+	return ret;
+}
+
+int coincellhell_set_periodic_recal(struct coincellhell* hell, bool recal)
+{
+	int ret;
+	while((ret = usbshm_writeControlTransfer(hell->priv, COMMAND_ENABLE_WATCHDOG, NULL, 0, recal, 0)) == USBSHM_ERROR_AGAIN)
+		usleep(100000);
+	return ret;
+}
+
 void coincellhell_disconnect(struct coincellhell* hell)
 {
 	if(!hell || !hell->priv)
@@ -329,3 +346,4 @@ const char* coincellhell_string_for_fault(fault_t fault)
 	}
 }
 
+

coincellhell/coincellhell.h

@@ -176,6 +176,8 @@ uint16_t coincellhell_read_eeprom(struct coincellhell* hell, uint16_t addr);
 uint8_t coincellhell_read_oscal(struct coincellhell* hell);
 uint32_t coincellhell_get_seconds(struct coincellhell* hell);
 const uint8_t* coincellhell_get_fw_git_revision(struct coincellhell* hell);
+int coincellhell_enable_watchdog(struct coincellhell* hell);
+int coincellhell_set_periodic_recal(struct coincellhell* hell, bool recal);
 
 #ifdef __cplusplus
 }

coincellhell/usbcommands.h

 #pragma once
 
-/**
-Api to controll EISmultiplexer devices.
-* @addtogroup API User API
-* This api allows you to controll the EISmultiplexer device.
-* @{
-*/
-
 typedef enum {
 	COMMAND_LED_ON = 0,
 	COMMAND_LED_OFF,
@@ -23,6 +16,8 @@ typedef enum {
 	COMMAND_WRITE_EEPROM,
 	COMMAND_READ_OSCAL,
 	COMMAND_GET_FIRMWARE_GITREV,
+	COMMAND_ENABLE_WATCHDOG,
+	COMMAND_SET_RECAL
 } usb_command_t;
 
 typedef enum {
@@ -40,7 +35,3 @@ typedef enum {
 	FAULT_UNDERTEMP,
 	FAULT_UNSPECIFIED
 } fault_t;
-
-/*
-* @}
-*/

main.c

@@ -50,6 +50,8 @@ static void print_commands(void)
 	puts("read [ADDRESS] [LENGTH]\t | read from the device eeprom at address");
 	puts("write [ADDRESS] [LENGTH] | write to the device eeprom at address");
 	puts("git\t\t\t | get the git revision of the firmware on the device");
+	puts("watchdog\t\t\t | enables the on device command watchdog");
+	puts("recal [BOOLEAN]\t\t | enables or disables periodic recal");
 }
 
 static int convert_string_to_heater_id(const char* str)
@@ -345,6 +347,26 @@ static int process_commands(char** commands, size_t command_count, struct coince
 		const uint8_t* rev = coincellhell_get_fw_git_revision(hell);
 		printf("Git: %x%x%x%x%x%x%x%x\n", rev[0], rev[1], rev[2], rev[3], rev[4], rev[5], rev[6], rev[7]);
 	}
+	else if(strcmp(commands[0], "watchdog") == 0)
+	{
+		ret = coincellhell_enable_watchdog(hell);
+		if(ret < 0)
+			puts("could not enable watchdog");
+	}
+	else if(strcmp(commands[0], "recal") == 0)
+	{
+		if(command_count < 2)
+		{
+			printf("Usage %s %s [BLOOEAN]\n", name, commands[0]);
+			return 2;
+		}
+
+		bool enable = strtol(commands[1], NULL, 10);
+		printf("Seting recal to %s\n", enable ? "true" : "false");
+		ret = coincellhell_set_periodic_recal(hell, enable);
+		if(ret < 0)
+			puts("could not enable watchdog");
+	}
 	else
 	{
 		printf("%s is not a valid command!", commands[0]);