STC12C5A60S2 ѡͱ
STC12C5A60S2 ϵ 1T Ƭ
STC12C5A60S2/AD/PWM ϵеƬǺ꾧Ƽĵʱ/ (1T)ĵƬǸ//ǿŵһ 8051 Ƭָ ȫݴͳ 8051,ٶȿ 8-12 ڲ MAX810 רøλ·,2 · PWM,8 · 10 λ A/D ת(250K/S),Եƣǿųϡ
1.ǿ 8051 CPU1Tʱ/ڣָȫݴͳ 8051
2.ѹSTC12C5A60S2 ϵйѹ5.5V- )STC12LE5A60S2 ϵйѹ3.6V- 2.2V(3V Ƭ)
3.ƵʷΧ0 - 35MHz൱ͨ 8051 0420MHz
4.ûӦóռ 8K /16K / 20K / 32K / 40K / 48K / 52K / 60K / 62K ......
5.Ƭϼ 1280 ֽ RAM
6.ͨ I/O (36/40/44 )λΪ˫/(ͨ 8051 ͳ I/O )
óģʽ˫//ǿΪ/
3.3V(5V Ƭ
裬© 55mA
ÿ I/O ɴﵽ 20mAоƬҪ
7. ISP(ϵͳɱ)/IAP(Ӧÿɱ)רñר÷ ͨ(P3.0/P3.1)ֱû뼴һƬ
8. EEPROM (STC12C5A62S2/AD/PWM ڲ EEPROM)
9. Ź
10.ڲ MAX810 רøλ·(ⲿ 12M ʱλſֱ 1K 赽)
11.ⲿ·: P4.6 һѹżȽ 1.32VΪ+/-5%,3.3V ƬΪ 1.30VΪ+/-3%
12.ʱԴⲿ߾Ⱦ/ʱӣڲ R/C (ƯΪ+/-5%+/-10% ) 1 ûûʱѡʹڲ R/C ⲿ /ʱ
ڲ R/C ƵΪ5.0V ƬΪ11MHz15.5MHz
5V ƬΪ
3.3V ƬΪ 8MHz12MHz Ҫʱѡʹڲʱӣ ΪƯʵʲΪ
13. 4 16 λʱ 봫ͳ 8051 ݵĶʱ/,16 λʱ T0 T1ûжʱ 2жʷ ͨѶIJʷ ټ 2 · PCA ģʵ 2 16 λʱ
14. 2 ʱڣ T0 P3.4/T0 ʱӣ T1 P3.5/T1 ʱ
15.ⲿж I/O 7 ·,ͳ½жϻ͵ƽж,֧ жϵ PCA ģ飬 Power Down ģʽⲿжϻѣ INT0/P3.2, INT1/P3.3, T0/P3.4, T1/P3.5, RxD/P3.0, CCP0/P1.3(ҲͨĴõ P4.2 ), CCP1/P1.4 (ҲͨĴõ P4.3)
16. PWM(2 ·)/PCA(ɱ̼,2 ·) ---Ҳ 2 · D/A ʹ - --Ҳʵ 2 ʱ
---Ҳʵ 2 ⲿж(ж/
½жϾɷֱͬʱ֧)
17.A/D ת, 10 λ ADC 8 ·תٶȿɴ 250K/S(ÿ 25 )
18.ͨȫ˫첽п(UART) STC12 ϵǸٵ 8051 öʱ PCA ʵֶമ 19.
STC12C5A60S2 ϵ˫ڣ S2 ־IJ˫ڣ
RxD2/P1.2(ͨĴõ P4.2)TxD2/P1.3(ͨĴõ P4.3)
20.¶ȷΧ-40 - +85(ҵ) / 0 - 75(ҵ)21.װPDIP- 40,LQFP-44,LQFP-48
I/O ڲʱ 2 3 ͨ I/O
74HC164/165/595(ɼ)չ I/O , A/D ɨʡ I/O