board_label:[f4VOICEC]

vWFNǵF
	STM32F4discovery{[hŖ_ǂ݉v

@\TvF
[U{^ƃtH[WbN̉Echɏo͂鉹ŎǂݏグB

(1) disco{[hI{[h@\̊Tv
	(a) NɌݎ̎_ǂ݂œǂ݂B
	(b) N烁C[vɂėLEDł(n[gr[g)
	(c) Nɂ͎ǂݏグ@\ONɂȂĂC5ɏɎǂݏグ
		Bǂݏグ@\ONɂȂĂꍇ͐LEDłB
	(d) [U{^ɂLEDłƂƂɌݎ̎_ǂ݂œǂ
		グB܂ǂݏグ@\OFFɂȂB
		DACōĐCI{[hSDACoRŃz[WbN̉Echɏo͂B
		pRec̃Tv́C8kHz/8bit/1ch̃jAPCM̐f[^B
	(e) [U{^_uNbNƎǂݏグ@\ONɂȂB
	(f) RTC̃NbN\[XLSEȊȌꍇɂ́CLEDłB
	(g) OTG_FS(USB|[g)́CCDCɂ鉼zCOM|[gfoCXƂċ@\(1)
		zCOM|[ghCo̓
		http://www.st.com/
			Home  Tools and Software  Software  MCU Software  STM32 MCUs Software
			(URL: http://www.st.com/web/en/catalog/tools/FM147/CL1794/SC961 )
			part number STSW-STM32102 (STM32 Virtual COM Port Driver)Iă_E[h
		ݒȂǂ̃R\[Ƃċ@\B

(2) USART3(PD8/Tx3,PD9/Rx3)
	ʐM115200N81ŒB
	Ctrl+AGXP[vƂĈȉ̃GXP[vR}hgp\(Ctrl+A + ?Ńwv\)
		<welcome bZ[W>
		ESC=ctrl-A
		ESC & 0   : set USART2 115200 fix rate.
		ESC & A   : set USART2 auto adjust rate.
		ESC & F   : set USART2 fix rate.
		ESC & else : send else char to USART2.

(3) USART2(PD6/Rx2,PD5/Tx2)
	115200N81(ŒCGXP[vR}hɂ背[gσ[hɐݒ\)

(4) OTG_FS(USB CDCzCOM|[g)

(5) VAʐMubW
	USART2USART3 ubW

(6) TCXO_RTCAhI
	(a) PC13(OSC_LS_IN)RTCpNbNꍇɁCRTCLSENbN\[XƂ
		\B NbNȂꍇLSINbN\[XɂB(2)
	(b) NTCXO_RTC(DS3234S)玞擾RTC֐ݒ肷B

	1 ST}CÑTv𗬗pCDCfoCX\ĂBWindows̏ꍇ́C
	@@zCOM|[ghCoqST}CÑz[y[W肵ăC
	@@Xg[B
	2 ND13LSENbN(Ғl32768Hz)͂ĂꍇɂLSERTC
	@@NbN\[XƂB
	@@LSENbNȂꍇɂ́CLSIRTC̃NbN\[XƂȂB


\[X̃rh
	c[`F[gcc
	make clean all buildȉ̎st@C𐶐


s̕@
	buildfBNgɂ f4VOICEC.bin f4VOICEC.elfstm32f4discoverỹtb
	Vɏ݂܂B(ST-link[eBeBOpenOCDȂǂɂ菑ł)
	ZbgĎsƁCTCXO RTCAhIꍇTCXO RTC玞擾
	RTCɃ[h܂B
	{[h̃[U{^Ƃ̂Ƃ̓RTC̎ǂݏo܂B

	̐ݒ́C{[hɂ}CNUSBoR̉zCOM|[g͐ݒ肵܂B
	Windows̏ꍇɂ͉zCOM|[ghCov̂STmicroȂǂ
	ăhCoCXg[܂B
	zCOM|[gɃ^[~iG~[^ȂǂŐڑāAMMDDhhmmƓ͂邱
	œRTCTCXO RTCAhIꍇɂ́Cɂݒ肵܂B


쏔
	clock source=8MHz(HSE) bypass
	SYSCLK=144MHz(PLL)
	CPUCLK=AHB=144MHz
	APB1=36MHz
	APB2=72MHz
	I/OCLK(USB)=48MHz


ӎ
	xprintf from ELM-chan(http://elm-chan.org/)
	STM32_USB-Host-Device_Lib_V2.1.0 files from STmicro(http://www.st.com/)



	ؖۏ؂łB
