Description
STM32F100xC, STM32F100xD, STM32F100xE
Figure 2. Clock tree
26&B287
26&B,1
26&B,1
26&B287
0+]
+6, 5&
+6,
3//65& 3//08/
[
[ [ [
3//
)/,7)&/.
WR )ODVK SURJUDPPLQJ LQWHUIDFH
3HULSKHUDO FORFN
(QDEOH
0+] PD[
&ORFN
(QDEOH
6:
+6,
3//&/.
+6(
6<6&/. $+%
0+]
PD[
3UHVFDOHU
$3%
3UHVFDOHU
)60&/. WR )60&
+&/.
WR $+% EXV FRUH
PHPRU\ DQG '0$
WR &RUWH[ 6\VWHP WLPHU
)&/. &RUWH[
IUHH UXQQLQJ FORFN
0+] PD[
3&/.
WR $3%
3HULSKHUDO &ORFN SHULSKHUDOV
(QDEOH
&66
7,0
,I $3% SUHVFDOHU [
HOVH [
WR 7,0
7,0[&/.
3HULSKHUDO &ORFN
(QDEOH
0+]
+6( 26&
35(',9
/6( 26&
N+]
/6(
WR 57&
57&&/.
$3%
3UHVFDOHU
0+] PD[
3&/.
SHULSKHUDOV WR $3%
3HULSKHUDO &ORFN
(QDEOH
WR 7,0 7,0
7,0 WLPHUV
7,0 DQG 7,0
,I $3% SUHVFDOHU [
HOVH [
7,0[&/.
3HULSKHUDO &ORFN
$'&
3UHVFDOHU
(QDEOH
WR $'&
$'&&/. 0+] PD[
57&6(/>@
/6, 5&
N+]
/6,
WR LQGHSHQGHQW ZDWFKGRJ ,:'*
,:'*&/.
0&2
0DLQ
FORF N RXW SXW
0&2
3//&/.
+6,
+6(
6<6&/.
/HJHQG
+6( +LJKVSHHG H[WHUQDO FORFN VLJQDO
+6, +LJKVSHHG LQWHUQDO FORFN VLJQDO
/6, /RZVSHHG LQWHUQDO FORFN VLJQDO
/6( /RZVSHHG H[WHUQDO FORFN VLJQDO
DL
1. To obtain an ADC conversion time of 1.2 µs, APB2 must be at 24 MHz.
12/98
Doc ID 15081 Rev 7