From 1100cdf7d6068a63707d27015c2a9b458be5f4d4 Mon Sep 17 00:00:00 2001
From: Mingjie Li <limingjie@outlook.com>
Date: Wed, 2 Aug 2023 00:18:44 +0800
Subject: [PATCH] Avoid bricking CH32V003J4M6
---
examples/debugprintfdemo/debugprintfdemo.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)
diff --git a/examples/debugprintfdemo/debugprintfdemo.c b/examples/debugprintfdemo/debugprintfdemo.c
index d7243d5..c004008 100644
--- a/examples/debugprintfdemo/debugprintfdemo.c
+++ b/examples/debugprintfdemo/debugprintfdemo.c
@@ -24,24 +24,20 @@ int main()
GPIOD->CFGLR &= ~(0xf<<(4*0));
GPIOD->CFGLR |= (GPIO_Speed_10MHz | GPIO_CNF_OUT_PP)<<(4*0);
- // GPIO D4 Push-Pull
- GPIOD->CFGLR &= ~(0xf<<(4*4));
- GPIOD->CFGLR |= (GPIO_Speed_10MHz | GPIO_CNF_OUT_PP)<<(4*4);
-
// GPIO C0 Push-Pull
GPIOC->CFGLR &= ~(0xf<<(4*0));
GPIOC->CFGLR |= (GPIO_Speed_10MHz | GPIO_CNF_OUT_PP)<<(4*0);
while(1)
{
- GPIOD->BSHR = 1 | (1<<4); // Turn on GPIOs
+ GPIOD->BSHR = 1; // Turn on GPIOs
GPIOC->BSHR = 1;
printf( "+%lu\n", count++ );
Delay_Ms(100);
int i;
for( i = 0; i < 10000; i++ )
poll_input();
- GPIOD->BSHR = (1<<16) | (1<<(16+4)); // Turn off GPIODs
+ GPIOD->BSHR = (1<<16); // Turn off GPIODs
GPIOC->BSHR = (1<<16);
printf( "-%lu[%c]\n", count++, last );
Delay_Ms(100);
--
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