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| Shanghai Belling-Systron Microelectronics Co., Ltd. BL3501 BENCH TEST QC BL3501 MCU BL3501 VCD BL3501 LCD LED BL2220 CPU 8 ROM RAM 2K byte 64 byte 455KHz I/O 2 8 38KHz 64 RTC 2.5 -20 80 5.0V 8 32.768Hz RTC < 10uA @ VDD = 3V Shanghai Belling-Systron Microelectronics Co., Ltd. < 1mA @ VDD = 3V Belling 1.2um SOP-24 CMOS USER MASK ROM - 2K BYTES OSC-II EOSC1 EOSC2 Real Time Clock SRAM - 64 BYTES 7 0 KEYBOARD INTERRUPT D D R ACCUMULATOR 7 0 A P O R T A 8 PA0~PA7 INDEX REGISTER 12 0 STACK POINTER 15 0 D D R P O R T B 8 PB0~PB7 PROGRAM COUNTER 7 RST RESET BUS-CLOCK CONDITION CODE REGISTER 0 B OSC1 OSC2 OSC-I 7-BIT PRESCALER 8-BIT COUNTER TIMER CONTROL 38K modulate OUT Shanghai Belling-Systron Microelectronics Co., Ltd. OSC1 OSC2 GND PB0 PB1 PB2 PB3 PB4 PB5 PB6 PB7 OUT 1 2 3 4 24 23 22 21 PA7 PA6 VDD PA5 PA4 PA3 PA2 PA1 PA0 EOSC2 EOSC1 RSTB 6 7 8 9 10 11 12 SOP-24 i/o i/o i/o i/o i/o i/o i/o i/o i/o i/o i/o i/o i/o i/o 5 20 19 18 17 16 15 14 13 No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 Name OSC1 OSC2 GND PB0 PB1 PB2 PB3 PB4 PB5 PB6 PB7 OUT RSTB EOSC1 EOSC2 PA0 PA1 PA2 PA3 PA4 PA5 I/O input output Description main oscillator input main oscillator output io port B 0 io port B 1 io port B 2 io port B 3 io port B 4 io port B 5 io port B 6 io port B 7 coding signal output reset RTC oscillator input RTC oscillator output io port A 0 io port A 1 io port A 2 io port A 3 io port A 4 io port A 5 source source ground output input input output Shanghai Belling-Systron Microelectronics Co., Ltd. 22 23 24 VDD PA6 PA7 source source input i/o i/o io port A 6 io port A 7 2.4.1 VDD VDD GND BL3501 2.2 5.0V GND 2.4.2 OSC1 OSC1 455KHz OSC2 OSC2 4M 2.4.3 EOSC1 EOSC1 32.768KHz EOSC2 EOSC2 32KHz RTC RTC 2.4.4 RSTB RSTB RSTB Shanghai Belling-Systron Microelectronics Co., Ltd. BL3501 RSTB 2.4.5 PA7:PA0 PA7:PA0 A 12Kohm 2.4.6 PB7:PB0 PB7:PB0 B 12Kohm 2.4.7 OUT OUT BL3501 BL3501 MCU BL2220 Memory Map ROM Shanghai Belling-Systron Microelectronics Co., Ltd. BL3501 Memory Map General Register 16 bytes RAM 32 bytes Unused Special Register 16 bytes Unused Stack 32 bytes Unused User ROM 1792 bytes Selfcheck ROM 240 bytes User Vectors 16 bytes BL3501 Addr $00 $01 Name PORTA PORTB R/W R W R 7 PA7 PB7 6 PA6 PB6 5 PA5 PB5 4 PA4 PB4 3 PA3 PB3 2 PA2 PB2 1 PA1 PB1 0 PA0 PB0 Reset unaffected unaffected Shanghai Belling-Systron Microelectronics Co., Ltd. W $02 PORTC R W $04 DDRA R W $05 DDRB R W $08 TDR R W $09 TCR R W $0A POPR R W $0B KBIM R W $0C MCR R W $90 RCR R W $91 RAR R W $92 RSR R W $93 RMR R W $94 RHR R W $95 RDR R W $96 RMOR R W $97 RYR R W $98 RWR R W WK2 WK1 WK0 YR7 YR6 YR5 YR4 YR3 YR2 YR1 YR0 MON4 MON3 MON2 MON1 MON0 DAY5 DAY4 DAY3 DAY2 DAY1 DAY0 HR5 HR4 HR3 HR2 HR1 HR0 MIN6 MIN5 MIN4 MIN3 MIN2 MIN1 MIN0 SEC6 SEC5 SEC4 SEC3 SEC2 SEC1 SEC0 0 RTCIE RTCIF XSL F6 F5 ADJ F4 F3 F2 F1 F0 0 KBIE KBIC XSTP FLAG CT1 CT0 RTCT F38KE KBE7 KBE6 KBE5 KBE4 KBE3 KBE2 KBE1 KBE0 0 TIF TIM PRER PBP PB1 PB0 PR2 PR1 PR0 TD7 TD6 TD5 TD4 TD3 TD2 TD1 TD0 DDRB7 DDRB6 DDRB5 DDRB4 DDRB3 DDRB2 DDRB1 DDRB0 DDRA7 DDRA6 DDRA5 DDRA4 DDRA3 DDRA2 DDRA1 DDRA0 PC0 unaffected 0000 0000 0000 0000 1111 1111 0100 0100 ---- -000 0000 0000 000- ---0 01-1 00-0 unaffected unaffected unaffected unaffected unaffected unaffected unaffected unaffected 3.2.1 A PORTA A PORTA Port A Data Register I/O I/O PA7:PA0 I/O I/O PORTA PORTA I/O Shanghai Belling-Systron Microelectronics Co., Ltd. Address PORTA $00 bit 7 PA7 bit 6 PA6 bit 5 PA5 bit 4 PA4 bit 3 PA3 bit 2 PA2 bit 1 PA1 bit 0 PA0 Reset unaffected 3.2.2 B PORTB B PORTB Port B Data Register I/O I/O PB7:PB0 I/O I/O PORTB PORTB I/O Address PORTB $01 bit 7 PB7 bit 6 PB6 bit 5 PB5 bit 4 PB4 bit 3 PB3 bit 2 PB2 bit 1 PB1 bit 0 PB0 Reset unaffected 3.2.3 C PORTC F38KE Address PORTC $02 PC0 PORTC Port C Data Register OUT OUT 38KHz bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0 PC0 Reset unaffected 3.2.4 A DDRA PAx Address DDRA $04 bit 7 DDRA PA Port A Data Direction Register DDRAx 0 PAx DDRAx 1 bit 6 DDRA6 bit 5 DDRA5 bit 4 DDRA4 bit 3 DDRA3 bit 2 DDRA2 bit 1 DDRA1 bit 0 DDRA0 Reset 00000000 DDRA7 3.2.5 B DDRB PBx Address DDRB $05 bit 7 DDRB PB Port B Data Direction Register DDRBx 0 PBx DDRBx 1 bit 6 DDRB6 bit 5 DDRB5 bit 4 DDRB4 bit 3 DDRB3 bit 2 DDRB2 bit 1 DDRB1 bit 0 DDRB0 Reset 00000000 DDRB7 3.2.6 TDR TDR 8 Timer Data Register 8 Address TDR $08 bit 7 TD7 bit 6 TD6 bit 5 TD5 bit 4 TD4 bit 3 TD3 bit 2 TD2 bit 1 TD1 bit 0 TD0 Reset 11111111 3.2.7 TCR 8 TCR Timer Control Register Shanghai Belling-Systron Microelectronics Co., Ltd. Address TCR TIF 1 0 $09 bit 7 TIF bit 6 TIM bit 5 bit 4 bit 3 PRER bit 2 PRE2 bit 1 PRE1 bit 0 PRE0 Reset 01--0100 Timer Interrupt Flag 0 0 0 TIF 0 TIF TIF 1 TIM 1 0 Timer Interrupt Mask TIM TIM PRER TIM 1 TIF PREscaler Reset PRER 1 0 TDR PRE2:PRE0 PRE2:PRE0 3 PRE2 0 0 0 0 1 1 1 1 100 16 PRE1 0 0 1 1 0 0 1 1 PRE0 0 1 0 1 0 1 0 1 1 2 4 8 16 32 64 128 3.2.8 POPR PB Address POPR PBP 1 0 $0A POPR bit 7 bit 6 Port Option Register bit 5 bit 4 bit 3 bit 2 PBP bit 1 PB1 bit 0 PB0 Reset ------00 PB2:PB7 Pull-up 12Kohm PB2:PB7 PB2:PB7 Shanghai Belling-Systron Microelectronics Co., Ltd. PB1 1 0 PB0 1 0 PB1 Pull-up 12Kohm PB1 PB0 Pull-up 12Kohm PB0 PB0 PB1 3.2.9 KBIM Address KBIM $0B KBIM PA bit 7 KBE7 bit 6 KBE6 bit 5 KBE5 Keyboard Interrupt Mask Register bit 4 KBE 4 bit 3 KBE 3 bit 2 KBE 2 bit 1 KBE 1 bit 0 KBE 0 Reset 00000000 KBE7:KBE0 1 0 Keyboard Enable PA7:PA0 PA7:PA0 I/O 3.2.10 MCR Address MCR KBIE 1 0 KBIE $0C MCR 38K bit 7 KBIE bit 6 Miscellanceous Control Register RTC bit 5 RTCT bit 4 bit 3 bit 2 bit 1 bit 0 F38KE Reset 00000000 KBIC Keyboard Interrupt Enable KBIE KBEx KBIC 1 0 Keyboard Interrupt Clear KBIC KBIC RTCT 1 0 RTCT RTC Test RTC RTC RTC RTC RTC 1 KBIC 0 Shanghai Belling-Systron Microelectronics Co., Ltd. RTC F38KE 1 0 F38KE 38KHz Modulation Enable 38KHz 38KHz OUT RTCT 38KHz F38KE 3.2.11 RTC RCR Address RCR RTCIF 1 0 $90 bit 7 RTCIF RCR RTC bit 6 RTCIE RTC Control Register bit 5 bit 4 ADJ/XSTP bit 3 FLAG bit 2 bit 1 CT1 bit 0 CT0 Reset 0101 00-0 RTC Interrupt Flag RTC RTC RTCIF RTC RTC 1 RTC RTC RTCIF 0 RTCIF=1 RTC RTCIF=0 RTCIF RTCIE 1 0 RTC Interrupt Enable RTC RTC RTC RTCIE 1 RTC CT1:CT0 RTCIE ADJ/XSTP Clock Adjust or Crystal Oscillator Stop ADJ ADJ ADJ 0 1 XSTP XSTP 1 30 1 XSTP RTC ADJ/XSTP RTC FLAG 1 0 32KHz RTC R/W Enable Flag FLAG RTC Shanghai Belling-Systron Microelectronics Co., Ltd. RTC 1/128 1 0 0 RTC 0 CT1:CT0 00 10 11 RTC Interrupt Period Select 1 10 60 RTC 00 CT1:CT0 3.2.12 RTC RAR Address RAR XSL 1 0 $91 Crystal Select 32.000KHz 32.768KHz RTC F6:F0 Adjustment Data RAR 32.000KHz bit 7 XSL bit 6 F6 RTC Adjustment Register bit 5 F5 bit 4 F4 bit 3 F3 bit 2 F2 bit 1 F1 bit 0 F0 32.768KHz Reset unaffected XSL 20 F6:F0 F6=0 F6=1 32.768KHz 20 40 (F6,F5,F4,F3,F2,F1,F0) 32.770KHz ((F5,F4,F3,F2,F1,F0)-1)*2 (!(F5,F4,F3,F2,F1,F0)+1)*2 32.770KHz (32770-32768)*20 (0,0,1,0,1,0,1) 32.768KHz 3.2.13 RTC RTC RHR RDR RTC Data Register RSR RMOR RYR RMR RWR Shanghai Belling-Systron Microelectronics Co., Ltd. BCD Address RSR $92 Address RMR $93 Address RHR $94 Address RDR $95 Address RMOR $96 Address RYR $97 Address RWR $98 bit 7 YR7 bit 6 YR6 bit 5 YR5 bit 7 bit 6 bit 7 bit 6 bit 7 bit 7 bit 7 bit 6 SEC6 bit 5 SEC5 bit 4 SEC4 bit 3 SEC3 bit 2 SEC2 bit 1 SEC1 bit 0 SEC0 Reset unaffected bit 6 MIN6 bit 5 MIN5 bit 4 MIN4 bit 3 MIN3 bit 2 MIN2 bit 1 MIN1 bit 0 MIN0 Reset unaffected bit 6 bit 5 HR5 bit 4 HR4 bit 3 HR3 bit 2 HR2 bit 1 HR1 Bit 0 HR0 Reset unaffected bit 5 DAY5 bit 4 DAY4 bit 3 DAY3 bit 2 DAY2 bit 1 DAY1 bit 0 DAY0 Reset unaffected bit 5 bit 4 MON4 bit 3 MON3 bit 2 MON2 bit 1 MON1 bit 0 MON0 Reset unaffected bit 4 YR4 bit 3 YR3 bit 2 YR2 bit 1 YR1 bit 0 YR0 Reset unaffected bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 WK2 bit 1 WK1 bit 0 WK0 Reset unaffected Vdd VIN Id TA 2.2 5.5 Vss-0.3 3 -40 85 Vdd+0.3 V V mA Vdd=3.0V 10% Vss=0.0V Shanghai Belling-Systron Microelectronics Co., Ltd. Voh PA7~PA0 PB7~PB0 OUT PA7~PA0 PB7~PB0 OUT PA7~PA0 PB7~PB0 OUT PA7~PA0 PB7~PB0 OUT PA7~PA0 PB7~PB0 RSTB PA7~PA0 PB7~PB0 RSTB VDD VDD PA7~PA0 Iload= 0.8mA Vdd-0.5 V Vol Iload=0.8mA 0.1 0.5 V Ioh Voh 2.3V 3 5 mA Iol Vol 1.0V 3 5 mA Vih 0.7Vdd Vdd V Vil 0 455KHz 32KHz 32KHz 1 0.2Vdd V Iddd Idds Rp RTC RTC 0.5 5 12 1 10 30 mA uA Kohm Vdd=3.0V 10% Vss=0.0V Fosc1 RTC Fosc2 Toxov 455K 32K 32.768K 4M Hz Hz 100 ms Shanghai Belling-Systron Microelectronics Co., Ltd. BL3501 BENCH TEST QC BL3501 BENCH TEST QC BL3501 TEST BENCH MASKROM PB7~PB0 LED PB7 1 1 1 1 PB6 0 1 1 1 PB5 1 0 1 1 PB4 1 1 0 1 PB3 1 1 1 0 PB2 1 1 1 1 PB1 1 1 1 1 PB0 1 1 1 1 TIMER RTC ROM RAM Pattern 5.4.1 DC Vdd=3.0V 10% Vss=0.0V Ioh PA7~PA0 PB7~PB0 OUT PA7~PA0 PB7~PB0 OUT PA7~PA0 PB7~PB0 RSTB Voh 2.3V 5 3 mA Iol Vol 1.0V 5 3 mA Vih 0.7Vdd Vdd V Shanghai Belling-Systron Microelectronics Co., Ltd. RSTB Vil PA7~PA0 PB7~PB0 RSTB VDD VDD PA7~PA0 RTC RTC 455KHz 32KHz 32KHz 0 0.2Vdd V Iddd Idds Rp 0.5 5 1 12 1 10 30 mA uA Kohm 5.4.2 5.4.1 5.4.3 ESD 800V 5.4.4 Latchup GROUND INPUTS Pulse Lvl=100mA Shanghai Belling-Systron Microelectronics Co., Ltd. VCC U1 22 VDD J1 VCC GND VCC C4 10u CON2 Y1 OSC2 OSC1 PA7 PA6 PA5 PA4 PA3 PA2 PA1 PA0 24 23 21 20 19 18 17 16 R7 R6 R5 R4 R3 R2 R1 R0 R3 100ohm Shanghai Belling-Systron Microelectronics Co., Ltd. BL3501 455KHz 10k 13 RST IR_LED R1 11 10 14 C1 100p 15 EOSC2 GND OUT 10K 12 R2 Q1 9013 C2 100p C3 10u EOSC1 PB7 PB6 PB5 PB4 PB3 PB2 PB1 PB0 C7 C6 C5 C4 C3 C2 C1 C0 Y2 32786Hz BL3501 C0 C1 C2 C3 C4 C5 C6 C7 S00 00 S10 10 11 S21 21 S31 31 S41 41 S51 51 S61 61 S71 71 62 S72 72 S62 52 S52 42 43 S53 53 S63 63 S73 73 32 33 S43 S32 S33 22 23 24 S34 34 S44 44 S54 54 S64 64 S01 01 S11 12 S22 S23 S24 S02 02 S12 13 14 S03 03 S13 S14 S04 04 05 S15 15 S25 25 S35 35 S45 45 S55 55 S05 S06 06 S16 16 S26 26 S36 36 S46 46 S07 07 S17 17 S27 27 S37 37 R0 R1 S20 20 S30 30 S40 40 S50 50 S60 60 S70 70 S42 R2 R3 S47 47 64 R4 S56 56 S57 57 R5 S65 65 S66 66 S67 67 R6 S74 74 S75 75 S76 76 S77 77 R7 Shanghai Belling-Systron Microelectronics Co., Ltd. |
Price & Availability of BL3501
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