From 73dc6d158b5ca1dcc41579c7d1a90d695e4e9505 Mon Sep 17 00:00:00 2001
From: drowe67 <drowe67@01035d8c-6547-0410-b346-abe4f91aad63>
Date: Sun, 9 Jun 2013 23:17:03 +0000
Subject: [PATCH] adc UT partially coded

git-svn-id: https://svn.code.sf.net/p/freetel/code@1313 01035d8c-6547-0410-b346-abe4f91aad63
---
 codec2-dev/stm32/Makefile          | 12 +++++++++++-
 codec2-dev/stm32/src/stm32f4_adc.c | 15 ++++++++++++++-
 2 files changed, 25 insertions(+), 2 deletions(-)

diff --git a/codec2-dev/stm32/Makefile b/codec2-dev/stm32/Makefile
index b5bc9801..9fa38861 100644
--- a/codec2-dev/stm32/Makefile
+++ b/codec2-dev/stm32/Makefile
@@ -110,7 +110,7 @@ OBJS = $(SRCS:.c=.o)
 
 ###################################################
 
-all: libstm32f4.a $(PROJ_NAME).elf fft_test.elf dac_ut.elf dac_play.elf
+all: libstm32f4.a $(PROJ_NAME).elf fft_test.elf dac_ut.elf dac_play.elf adc_ut.elf
 
 dl/$(PERIPHLIBZIP):
 	mkdir -p dl
@@ -155,6 +155,16 @@ src/init.c
 dac_play.elf: $(DAC_PLAY_SRCS)
 	$(CC) $(CFLAGS) -O0 $^ -o $@ $(LIBPATHS) $(LIBS)
 
+ADC_UT_SRCS=\
+gdb_stdio.c \
+src/stm32f4_adc.c \
+src/system_stm32f4xx.c \
+src/startup_stm32f4xx.s \
+src/init.c
+
+adc_ut.elf: $(ADC_UT_SRCS)
+	$(CC) $(CFLAGS) -O0 $^ -o $@ $(LIBPATHS) $(LIBS)
+
 clean:
 	rm -f *.o
 	rm -f *.elf
diff --git a/codec2-dev/stm32/src/stm32f4_adc.c b/codec2-dev/stm32/src/stm32f4_adc.c
index e0fb5e99..bebd157f 100644
--- a/codec2-dev/stm32/src/stm32f4_adc.c
+++ b/codec2-dev/stm32/src/stm32f4_adc.c
@@ -56,13 +56,26 @@
 TIM_TimeBaseInitTypeDef  TIM_TimeBaseStructure;
 TIM_OCInitTypeDef  TIM_OCInitStructure;
 
+unsigned short uhADCxConvertedValue;
+
 static void ADC_Config(void);
 void Timer1Config();
 static void TIM_Config(void);
 
 int main(void) {
+    /* check ADC value changes with GND and VCC sampled */
+    /* look for 17kHz (ish) on timer pins */
+
     ADC_Config();
 
+    Timer1Config();
+
+    /* todo: that start up cmd here */
+
+    while(1) {
+        printf("ADC; %d\n", uhADCxConvertedValue);
+    }
+
 }
 
 /**
@@ -133,7 +146,7 @@ static void ADC_Config(void)
   /* ADC3 regular channel7 configuration *************************************/
   ADC_RegularChannelConfig(ADCx, ADC_CHANNEL, 1, ADC_SampleTime_3Cycles);
 
- /* Enable DMA request after last transfer (Single-ADC mode) */
+  /* Enable DMA request after last transfer (Single-ADC mode) */
   ADC_DMARequestAfterLastTransferCmd(ADCx, ENABLE);
 
   /* Enable ADC3 DMA */
-- 
2.25.1