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8otp?? BL35P12 http://www.belling.com.cn - 1 - 9/12/2006 total 5 pages 8 88 8 ? otp otp otp otp ?? ?? ?? ?? BL35P12 BL35P12 BL35P12 BL35P12 v1.3 v1.3 v1.3 v1.3 1 11 1 BL35P12 ? otp ?? 8 ?? mcu ?? vcd ?? ????? ???? ?? BL35P12 ?? mask ?? 8 ?? bl3502s???? 2 22 2 ?? ?? ?? ?? ? bl2220 bl3502s bl3502s bl3502s bl3502s mul mulmul mul ror rorror ror rol rolrol rol asr asrasr asr ? ? ? ? cpu8 rom ? 2k byte ram ? 64 byte bl3502s bl3502s bl3502s bl3502s ? ?? ? 48 byte 48 byte 48 byte 48 byte 400k4mhz rc bl3502s bl3502s bl3502s bl3502s ? ? ? ? rc rcrc rc i/o ?2 8 ? ? ? 38khz 17 watchdog bl3502s bl3502s bl3502s bl3502s ? ?? lvr ?? 1.9v0.2v? bl3502s bl3502s bl3502s bl3502s ? ?? ? 2.0v 0.2v 0.2v 0.2v 0.2v 8 ??? ?? 2.05.5v ? -4085 ? < 1ua @ vdd = 3v ? < 1ma @ vdd = 3v ?? sop24/dip24/sop20 200mil/sop20 300mil/ssop20/dip20 3 33 3 ? ? ? ? sop24/dip24 sop20 200mil/sop20 300mil/ssop20/dip20
8otp?? BL35P12 http://www.belling.com.cn - 2 - 9/12/2006 total 5 pages 4 44 4 ??? ??? ??? ??? 1 osc1 input 2 osc2 output 3 gnd source 4 pb0 i/o pb0 5 pb1 i/o pb1 6 pb2 i/o pb2 7 pb3 i/o pb3 8 pb4 i/o pb4 9 pb5 i/o pb5 10 pb6 i/o pb6 11 pb7 i/o pb7 12 out38k output 38khz ? 13 vpp hivolt ?? 14 rstb input ?? 15 pa0 i/o pa0 16 pa1 i/o pa1 17 pa2 i/o pa2 18 pa3 i/o pa3 19 pa4 i/o pa4 20 pa5 i/o pa5 21 nc not connected 22 vdd source ? 23 pa6 i/o pa6 24 pa7 i/o pa7 ? ???? sop24/dip24 5 55 5 ? ? ? ? BL35P12 ? mcu ????? bl2220 ??
8otp?? BL35P12 http://www.belling.com.cn - 3 - 9/12/2006 total 5 pages user otp rom - 2k bytes sram - 64bytes accumulator index register 7 0 12 0 stack pointer 15 0 program counter 7 0 condition code register 7 0 reset rst osc-i osc1 osc2 bus-clock 7-bit prescaler 8-bit counter timer control keyboard interrupt dd r a p o r t a dd r b p o r t b pa0~pa7 8 pb0~pb7 8 38k modulate out38k BL35P12 BL35P12 BL35P12 BL35P12 ??? ??? ??? ??? 6 66 6 ? ? ? ? ? BL35P12 ??? ???? BL35P12??? ?? ????? ? 6.1 6.1 6.1 6.1 ? ? ? ? ? ? vdd -0.3~7.0 v ? vin vss-0.3vdd+0.3 v ? ta -4085 ? tstg -65150 6.2 6.2 6.2 6.2 ? ? ? ? vdd=3.0v10%vss=0.0v
8otp?? BL35P12 http://www.belling.com.cn - 4 - 9/12/2006 total 5 pages ?? v oh pa7~pa0 pb7~pb0 out i load =-0.8ma vdd-0.5 v ?? v ol pa7~pa0 pb7~pb0 out i load =0.8ma 0.1 0.5 v ?? i oh pa7~pa0 pb7~pb0 out v oh 2v 2 3 ma ?? i ol pa7~pa0 pb7~pb0 out v ol 1v 3 5 ma ?? v ih pa7~pa0 pb7~pb0 rstb 0.7vdd vdd v ?? v il pa7~pa0 pb7~pb0 rstb 0 0.2vdd v ? i ddd vdd 455khz 0.5 1 ma ? i dds vdd ? 0.2 1 ua r p pa7~pa0 8 10 15 kohm 6.3 6.3 6.3 6.3 vdd=3.0v 10% vss=0.0v ? f osc1 400k 4m hz ? t oxov 100 ms ?? ? ?? ? 4m ??? 7 77 7 ? ? ? ? ? 8 88 8 ?? ?? ?? ??
8otp?? BL35P12 http://www.belling.com.cn - 5 - 9/12/2006 total 5 pages

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