From 44c75a70a2fa6f45187ab19327b09f0ef8746716 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?King=20K=C3=A9vin?= <kingkevin@cuvoodoo.info>
Date: Wed, 19 Feb 2020 21:16:07 +0100
Subject: [PATCH] application: minor, replace printf with puts when applicable

---
 application.c | 32 ++++++++++++++++----------------
 1 file changed, 16 insertions(+), 16 deletions(-)

diff --git a/application.c b/application.c
index 385c496..69b36f5 100644
--- a/application.c
+++ b/application.c
@@ -199,34 +199,34 @@ static void command_version(void* argument)
 	// 0x414: high-density, 256-512 kB flash
 	// 0x430: XL-density, 768-1024 kB flash
 	// 0x418: connectivity
-	printf("device family: ");
+	puts("device family: ");
 	switch (DBGMCU_IDCODE & DBGMCU_IDCODE_DEV_ID_MASK) {
 		case 0: // this is a known issue document in STM32F10xxC/D/E Errata sheet, without workaround
-			printf("unreadable\n");
+			puts("unreadable\n");
 			break;
 		case 0x412:
-			printf("low-density\n");
+			puts("low-density\n");
 			break;
 		case 0x410:
-			printf("medium-density\n");
+			puts("medium-density\n");
 			break;
 		case 0x414:
-			printf("high-density\n");
+			puts("high-density\n");
 			break;
 		case 0x430:
-			printf("XL-density\n");
+			puts("XL-density\n");
 			break;
 		case 0x418:
-			printf("connectivity\n");
+			puts("connectivity\n");
 			break;
 		default:
-			printf("unknown\n");
+			puts("unknown\n");
 			break;
 	}
 	// show flash size
-	printf("flash size: ");
+	puts("flash size: ");
 	if (0xffff == DESIG_FLASH_SIZE) {
-		printf("unknown (probably a defective micro-controller\n");
+		puts("unknown (probably a defective micro-controller\n");
 	} else {
 		printf("%u KB\n", DESIG_FLASH_SIZE);
 	}
@@ -373,16 +373,16 @@ void main(void)
 	// show watchdog information
 	printf("setup watchdog: %.2fs", WATCHDOG_PERIOD / 1000.0);
 	if (FLASH_OBR & FLASH_OBR_OPTERR) {
-		printf(" (option bytes not set in flash: software wachtdog used, not automatically started at reset)\n");
+		puts(" (option bytes not set in flash: software wachtdog used, not automatically started at reset)\n");
 	} else if (FLASH_OBR & FLASH_OBR_WDG_SW) {
-		printf(" (software watchdog used, not automatically started at reset)\n");
+		puts(" (software watchdog used, not automatically started at reset)\n");
 	} else {
-		printf(" (hardware watchdog used, automatically started at reset)\n");
+		puts(" (hardware watchdog used, automatically started at reset)\n");
 	}
 #endif
 
 	// setup RTC
-	printf("setup internal RTC: ");
+	puts("setup internal RTC: ");
 #if defined(BLUE_PILL) || defined(STLINKV2) || defined(BLASTER) // for boards without a Low Speed External oscillator
 	// note: the blue pill LSE oscillator is affected when toggling the onboard LED, thus prefer the HSE
 	rtc_auto_awake(RCC_HSE, 8000000 / 128 / RTC_TICKS_SECOND - 1); // use High Speed External oscillator (8 MHz / 128) as RTC clock (VBAT can't be used to keep the RTC running)
@@ -392,7 +392,7 @@ void main(void)
 	rtc_interrupt_enable(RTC_SEC); // enable RTC interrupt on "seconds"
 	nvic_enable_irq(NVIC_RTC_IRQ); // allow the RTC to interrupt
 	time_start = rtc_get_counter_val(); // get start time from internal RTC
-	printf("OK\n");
+	puts("OK\n");
 
 	// setup terminal
 	terminal_prefix = ""; // set default prefix
@@ -412,7 +412,7 @@ void main(void)
 		}
 		if (button_flag) { // user pressed button
 			action = true; // action has been performed
-			printf("button pressed\n");
+			puts("button pressed\n");
 			led_toggle(); // toggle LED
 			for (uint32_t i = 0; i < 1000000; i++) { // wait a bit to remove noise and double trigger
 				__asm__("nop");