KS57C3108 4-bit cmos microcontroller product specification 5C1 overview the KS57C3108 single-chip cmos microcontroller has been designed for very high performance using samsungs newest 4-bit cpu core, sam4 (samsung arrangeable microcontrollers). with an up-to-14-digit lcd direct drive capability, a 4-channel a/d converter, 8-bit timer/counter, and pll frequency synthesizer, the KS57C3108 offers you an excellent design solution for a wide variety of dts applications. up to 40 pins of the 80-pin qfp package can be dedicated to i/o. e ight vectored interrupts provide fast response to internal and external events. in addition, the KS57C3108s advanced cmos technology provides for low power consumption and a wide operating voltage range. features memory 512 4-bit ram 8,192 8-bit rom 56 i/o pins input only: 4 pins output only: 28 pins i/o: 24 pins lcd controller/driver maximum 14-digit lcd direct drive capability 28 segments 4 common signals display modes: static, 1/2 duty (1/2 bias), 1/3 duty (1/2 or 1/3 bias), 1/4 duty (1/3 bias) 8-bit basic timer 4 interval timer functions 8-bit timer/c ounter programmable 8-bit timer external event counter arbitrary clock frequency output external clock signal divider serial i/o interface clock generator watch timer time interval generation: 0.5 s, 3.9 ms at 32768 hz 4 frequency outputs to buz pin clock source generation for lcd 8-bit serial i/o interface 8-bit transmit/receive mode 8-bit receive mode lsb-first or msb-first transmission selectable internal or external clock source a/d converter 4 channels with 8-bit resolution 17.8 s conversion speed at 4.5 mhz bit sequential carrier support 16-bit serial data transfer in arbitrary format pll frequency synthesizer level = 300 mvp-p (min) amvco range = 0.1 mhz to 30 mhz fmvco range = 30 mhz to 150 mhz 16-bit intermediate frequency (if) counter level = 300 mvp-p (min) amif range = 100 khz to 1.0 mhz fmif range = 5 mhz to 15 mhz
KS57C3108 microcontr oller pro duct spec ification 5C2 interrupts four internal vectored interrupts four external vectored interrupts two quasi-interrupts memory-mapped i/o structure data memory bank 15 four power-down modes idle: only cpu clock stops stop 1: main system clock stops stop 2: main and subsystem clocks stop ce low: pll stops oscillation sou rces crystal, ceramic, main system clock crystal oscillator for subsystem clock main system clock frequency: 4.5 mhz subsystem clock frequency: 32.768 khz cpu clock divider circuit (by 4, 8, or 64) instruction e xecut ion times 0.9, 1.8, 14.2 s at 4.5 mhz 122 s at 32.768 khz operat ing temp erature C 40 c to 85 c operat ing voltage range 2.7 v to 6.0 v (4.0 v to 6.0 v in pll mode) package type 80-pin qfp
product spec ification ks 57c3108 microcontr oller 5C3 arithmetic logic unit interrupt control block instruction register program counter program status word 512 x 4-bit data memory 8-kb program memory stack pointer instruction decoder clock reset internal interrupts basic timer watch timer 8-bit timer/ counter if counter pll synthe- sizer i/o port 0 input port 1 serial i/o port i/o port4 i/o port5 a/d converter i/o port6 p4.0/ sck p4.1/so p4.2/si p4.3/clo p5.0 ? 5.3 adc0 w dc3 p6.0 ? 6.3 ks0 ? s3 vcoam vcofm eo p0.0/btc0 p0.1/tclo p0.2/tcl p0.3/buz p1.0/int0 p1.1/int1 p1.2/int2 p1.3/int4 ce int0 nt4 p11.0 ? 11.3 seg16 ? eg19 p10.0 ? 10.3 seg12 ? eg15 p9.0 ? 9.3 seg08 ? eg11 p8.0 ? 8.3 seg04 ? eg07 p7.0 ? 7.3 seg00 ? eg03 bias com0 y om3 vlc0 ? lc2 i/o port 2 i/o port 3 p2.0 ? 2.3 p3.0 ? 3.3 i/o port11 i/o port10 i/o port9 i/o port8 i/o port7 lcd driver/controller i/o port13 i/o port12 p13.0 ? 13.3 seg24 ? eg27 p12.0 ? 12.3 seg20 ? eg23 x in xt in x out xt out amif fmif figure 1. ks 57c3108 block diagram
KS57C3108 microcontr oller pro duct spec ification 5C4 vdd1 vcoam vcofm vss1 amif fmif p2.3 p2.2 p2.1 p2.0 p1.3/int4 p1.2/int2 p1.1/int1 p1.0/int0 p0.3/buz p0.2/tcl p0.1/tclo p0.0/btco reset xtout xtin vss0 xin xout 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 KS57C3108 (80-qfp-1420c) ks0/p6.0 ks1/p6.1 ks2/p6.2 ks3/p6.3 seg00/p7.0 seg01/p7.1 seg02/p7.2 seg03/p7.3 seg04/p8.0 seg05/p8.1 seg06/p8.2 seg07/p8.3 seg08/p9.0 seg09/p9.1 seg10/p9.2 seg11/p9.3 seg12/p10.0 seg13/p10.1 seg14/p10.2 seg15/p10.3 seg16/p11.0 seg17/p11.1 seg18/p11.2 seg19/p11.3 test eo ce vdd0 p3.0 p3.1 p3.2 p3.3 p4.0/ sck p4.1/so p4.2/si p4.3/clo p5.0/adc0 p5.1/adc1 p5.2/adc2 p5.3/adc3 vlc2 vlc1 vlc0 bias com3 com2 com1 com0 seg27/p13.3 seg26/p13.2 seg25/p13.1 seg24/p13.0 seg23/p12.3 seg22/p12.2 seg21/p12.1 seg20/p12.0 figure 2. ks 57c3108 (80- pin qfp) pin assignment diagram
product spec ification ks 57c3108 microcontr oller 5C5 table 1. KS57C3108 pin descript ions pin name pin type description number share pin p0.0 p0.1 p0.2 p0.3 i/o 4-bit i/o port. 1-bit or 4-bit read/write/test is possible. pull-up resistors can be configured by software 47 48 49 50 btco tclo tcl buz p1.0 p1.1 p1.2 p1.3 i 4-bit input port. 1-bit or 4-bit read and test is possible. pull-up resistors can be configured to p1.0, p1.1, and p1.2. 51 52 53 54 int0 int1 int2 int4 p2.0 C p2.3 p3.0 C p3.3 i/o 4-bit i/o port. 1-bit or 4-bit or 8-bit read/write/test are possible. pull-up resistors can be configured by software. ports 2 and 3 can be paired to support 8-bit data transfer. 55C58 69C72 p4.0 p4.1 p4.2 p4.3 p5.0 p5.1 p5.2 p5.3 i/o 4-bit i/o port. 1-bit or 4-bit or 8-bit read/write/test are possible. pull- up resistors can be configured by software. ports 4 and 5 can be paired to support 8-bit data transfer. 73 74 75 76 77 78 79 80 sck sc si clo adc0 adc1 adc2 adc3 p6.0 p6.1 p6.2 p6.3 i/o 4-bit i/o port. 1-bit or 4-bit or 8-bit read/write/test is possible. pull-up resistors can be configured by software. 1 2 3 4 ks0 ks1 ks2 ks3 p7.0 p7.1 p7.2 p7.3 o 4-bit output port. alternatively used for lcd segment output. 5 6 7 8 seg00 seg01 seg02 seg03 p8.0 p8.1 p8.2 p8.3 o 4-bit output port. alternatively used for lcd segment output. 9 10 11 12 seg04 seg05 seg06 seg07 p9.0 p9.1 p9.2 p9.3 o 4-bit output port. alternatively used for lcd segment output. 13 14 15 16 seg08 seg09 seg10 seg11 p10.0 p10.1 p10.2 p10.3 o 4-bit output port. alternatively used for lcd segment output. 17 18 19 20 seg12 seg13 seg14 seg15
KS57C3108 microcontr oller pro duct spec ification 5C6 table 1. KS57C3108 pin descript ions (continued) pin name pin type description number share pin p11.0 p11.1 p11.2 p11.3 o 4-bit output port. alternatively used for lcd segment output. 21 22 23 24 seg16 seg17 seg18 seg19 p12.0 p12.1 p12.2 p12.3 o 4-bit output port. alternatively used for lcd segment output. 25 26 27 28 seg20 seg21 seg22 seg23 p13.0 p13.1 p13.2 p13.3 o 4-bit output port. alternatively used for lcd segment output. 29 30 31 32 seg24 seg25 seg26 seg27 com0 com1 com2 com3 o common signal output for lcd display 33 34 35 36 C bias i lcd power control. 37 C vlc0 vlc1 vlc2 i lcd power supply. voltage dividing resistors are assignable by software. 38 39 40 C ce i input pin for checking device power. normal operation is high level and pll operation stop is low level. 67 C v dd0 C main power supply 68 C v ss0 C main ground pin 43 C vcofm vcoam i external vcofm/am input pins 62 63 C eo o output pin for pll error information 66 C fmif amif i fm/am intermediate frequency input pins 59 60 C v ss1 C pll ground 61 C v dd1 C pll power supply 64 C reset i chip reset signal pin 46 C x out C main system clock output pin 41 C x in C main system clock input pin 42 C xt in C subsystem clock input pin 44 C xt out C subsystem clock output pin 45 C test i chip test signal input (must be connected to v ss )65 C
product spec ification ks 57c3108 microcontr oller 5C7 table 2. overview of KS57C3108 pin data pin numbers pin names share pins i/o type reset value circuit type 47C49 p0.0Cp0.1, p0.3 btco, tclo, buz i/o input 5 50 p0.2 tcl i/o 6 51C53 p1.0Cp1.2 int0, int1, int2 i 3 54 p1.3 int4 i 2 55C58 p2.0Cp2.3 C i/o 5 69C72 p3.0Cp3.3 C 5 73C75 p4.0Cp4.2 sck , so, si 6 76 p4.3 clo 5 77C80 p5.0Cp5.3 ad0Cad3 7 1C4 p6.0Cp6.3 ks0Cks3 14 5C8 p7.0Cp7.3 seg00Cseg03 o output 11 9C12 p8.0Cp8.3 seg04Cseg07 13C16 p9.0Cp9.3 seg08Cseg11 17C20 p10.0Cp10.3 seg12Cseg15 21C24 p11.0Cp11.3 seg16Cseg19 25C28 p12.0Cp12.3 seg20Cseg23 29C32 p13.0Cp13.3 seg24Cseg27 33C36 com0Ccom3 C 10 37 bias i C C 38C40 vlc0Cvlc2 C C 67 ce input 12 68 v dd0 CCC 43 v ss0 CCC 62, 63 vcofm, vcoam i input 8 66 eo o output 9 59, 60 fmif, amif i i nput 8 61 v ss1 CCC 64 v dd1 CCC
KS57C3108 microcontr oller pro duct spec ification 5C8 table 2. overview of KS57C3108 pin data(cont inued) pin numbers pin names share pins i/o type reset value circuit type 46 reset C input 13 41 x out CCC 42 x in C 44 xt in C 45 xt out C 65 test i p - channel in n - channel v dd figure 3. pin circuit type 1 schmitt trigger in note: because no internal pull-up resistors are provided for the KS57C3108 int4 pin, you must configure pull-up registor for this pin externally. figure 4. pin circuit type 2
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