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toshiba toshiba corporation 1/12 tlcs-90 series tmp90c041a the information contained here is subject to change without notice. the information contained herein is presented only as guide for the applications of our products. no responsibility is assumed by toshiba for any infringements of patents or other rights of the third parties which may result from its use. no license is granted by implication or otherwise under any patent or patent rights of toshiba or others. these toshiba products are intended for usage in general electronic equipments (of?e equipment, communication equipment, measuring equipment, domestic electri?ation, etc.) please make sure that you consult with us before you use these toshiba products in equip- ments which require high quality and/or reliability, and in equipments which could have major impact to the welfare of human life (atomic energy control, spaceship, traf? signal, combustion control, all types of safety devices, etc.). toshiba cannot accept liability to any damage which may occur in case these toshiba products were used in the mentioned equipments without prior consultation with toshiba. cmos 8?it microcontrollers tmp90c041n/tmp90c041f 1. outline and characteristics the tmp90c041a is a high-speed advanced 8-bit microcontroller applicable to a variety of equipment. with its 8-bit cpu, a/d converter, multi-function timer/ event counter and general-purpose serial interface integrated into a single cmos chip, the tmp90c041a allows the expansion of external memories for programs (up to 64k byte) and data (1m byte). the tmp90c041an is a 64-pin shrink dip product. (sdip64-p750) the TMP90C041AF is a 64-pin ?t package product. (qfp64-p1420a) the characteristics of the tmp90c041a include: (1) powerful instructions: 163 basic instructions, including multiplication, division, 16-bit arithmetic operations, bit manipulation instructions (2) minimum instruction executing time: 250ns (at 16mhz oscillation frequency) (3) memory expansion external program memory: 64k byte external data memory: 1 mbyte (4) 8-bit a/d converter (6 channels) (5) general-purpose serial interface (1 channel) asynchronous mode, i/o interface mode (6) multi-function 16-bit timer/event counter (1 channel) (7) 8-bit timers (4 channels) (8) stepping motor control port (2 channels) (9) input/output ports (28 pins) (10) interrupt function:10 internal interrupts and 4 external interrupts (11) micro direct memory access ( m dma) function (11 channels) (12) watchdog timer (13) standby function (4 halt modes)
2/12 toshiba corporation tmp90c041a figure 1. tmp90c041a block diagram
toshiba corporation 3/12 tmp90c041a 2. pin assignment and functions the assign ment of input/output pins, their names and functions are described below. 2.1 pin assignment figure 2.1 (1) shows pin assignment of the tmp90c041an. . figure 2.1-(1). pin assignment (shrink dual inline package)
4/12 toshiba corporation tmp90c041a figure 2.1 (2) shows pin assignment of the tmp90cm40f. figure 2.1 (2). pin assignment (flat package) 2.2 pin names and functions the names of input/output pins and their functions are summarized in table 2.2. table 2.2 pin names and functions (1/2) pin name no. of pins i/o 3 states function d0 ~ d7 8 3 states data bus: also functions as 8-bit bidirectional data bus for external memory a0 ~ a7 8 output address bus: the lower 8 bits address bus for external memory a8 ~ a15 8 output address bus: the upper 8 bits address bus for external memory p30 /rxd 1 input port 30: 1-bit input port receiver serial data p31 /rxd 1 input port 31: 1-bit input port receiver serial data p32 /txd /r ts /sclk 1 output port 32: 1-bit input port transmitter serial data request to send serial data serial clock output p33 /txd 1 output port 33: 1-bit output port transmitter serial data p34 /cts 1 input port 34: 1-bit input port clear to send serial data rd 1 output read: generates strobe signal for reading external memory wr 1 output write: generates strobe signal for writing into external memory p37 /w ait 1 input port 37: 1-bit input port wait: input pin for connecting slow speed memory or peripheral lsi
toshiba corporation 5/12 tmp90c041a table 2.2 pin names and functions (2/2) pin name no. of pins i/o 3 states function p40 ~ p43 /a16 ~ a19 4 output port 4: 4-bit output port that allows selection of port/address bus on bit basis address bus: also functions as address bus for external memory (4 bits of bank address) p50 ~ p55 /an0 ~ an5 6 input port 5: 6-bit input port analog input: 6 analog input to a/d converter vref 1 input of reference voltage to a/d converter agnd 1 ground pin for a/d converter p60 ~ p63 /m00 ~ m03 /to1 4 i/o port 6: 4-bit i/o port that allows i/o selection on bit basis output stepping motor control port 0 output t imer output 1: output of timer 0 or 1 p70 ~ p73 /m10 ~ m13 /to3 4 i/o port 7: 4-bit i/o port that allows i/o selection on bit basis output stepping motor control port 1 output t imer output 3: output of timer 2 or 3 p80 /into 1 input port 80: 1-bit input port interrupt request pin 0: interrupt request pin (level/rising edge is programmable) p81 /int1 /ti4 1 input port 81: 1-bit input port interrupt request pin 1: interrupt request pin (rising/falling edge is programmable) timer input 4: counter/capture trigger signal for timer 4 p82 /int2 /ti5 1 input port 82: 1-bit input port interrupt request pin 2: rising edge interrupt request pin timer input 5: capture trigger signal for timer 4 p83 /to3/t04 1 output port 83: 1-bit output port timer output 3/4: output of timer 2, 3 or 4 nmi 1 input non-maskable interrupt request pin: falling edge interrupt request pin clk 1 output clock output: generates clock pulse at 1/4 frequency of clock oscillation. it is pulled up internally during resetting. ea 1 input external access: connects with gnd pin in the tmp90c041a with no internal rom. reset 1 input reset: initializes the tmp90c041a. (built-in pull-up resister) x1/x2 2 input/ output pin for quartz crystal or ceramic resonator v cc 1 power supply (+5v) v ss (gnd) 1 ground (0v)
6/12 toshiba corporation tmp90c041a 3. operation the following explains the tmp90c041a functions and basic operations. the cpu functions and internal i/o functions of the tmp90c041a are the same as the tmp90c840a. refer to the ?mp90c840a?section concerning functions which are not explained the following. 3.1 cpu the tmp90c041a has an internal high-performance 8-bit cpu. refer to the book tlcs series cpu core architecture concerning cpu operation. 3.2 memory map the tmp90c041a supports a program memory of up to 64k bytes and a data memory of maximum 1m bytes. the program memory may be assigned to the address space from 00000h to 0ffffh, while the data memory can be allocated to any address from 00000h to fffffh. (1) internal i/o the tmp90c041a provides a 48 byte address space as an internal i/o area, whose addresses range from ffc0h to ffefh. this i/o area can be accessed by the cpu using a short opcode in the ?irect addressing mode? figure 3.1 is a memory map indicating the areas accessible by the cpu in the respective addressing mode. figure 3.2. memory map
toshiba corporation 7/12 tmp90c041a 4. electrical characteristics tmp90c041an/TMP90C041AF note: i dar is guaranteed for a total of up to 8 optional ports. 4.1 absolute maximum ratings symbol parameter rating unit v cc supply voltage -0.5 ~ + 6.5 v v in input voltage -0.5 ~ v cc + 0.5 v p d power dissipation (ta = 70 c) f 500 mw n 600 t solder soldering temperature (10s) 260 c t stg storage temperature -65 ~ 150 c t opr operating temperature -20 ~ 70 c 4.2 dc characteristics ta = -20 ~ 70 c v cc = 5v 10% typical values are for ta = 25 c and v cc = 5v. symbol parameter min max unit test conditions v il input low voltage (d0 ~ d7) -0.3 0.8 v v il1 p3, p5, p6, p7, p8 -0.3 0.3v cc v v il2 reset , int0, nmi -0.3 0.25v cc v v il4 x1 -0.3 0.2v cc v v ih input low voltage (d0 ~ d7) 2.2 v cc + 0.3 v v ih1 p3, p5, p6, p7, p8 0.7v cc v cc + 0.3 v v ih2 reset , int0, nmi 0.75v cc v cc + 0.3 v v ih4 x1 0.8v cc v cc + 0.3 v v ol output low voltage 0.45 v i ol = 1.6ma v oh v oh1 v oh2 output high voltage 2.4 0.75v cc 0.9v cc v v v i oh = -400 m a i oh = -100 m a i oh = -20 m a i dar darlington drive current (8 i/o pins) -1.0 -3.5 ma v ext = 1.5v r ext = 1.1k w i li input leakage current 0.02 (typ) 5 m a 0.0 vin v cc i lo output leakage current 0.05 (typ) 10 m a 0.2 vin v cc - 0.2 i cc operating current (run) idle 1 idle 2 19 (typ) 1.6 (typ) 9 (typ) 30 6 15 ma ma ma tosc = 16mhz stop (ta = -20 ~ 70 c) stop (ta = 0 ~ 50 c) 0.2 (typ) 50 10 m a m a 0.2 vin v cc - 0.2 r rst reset pull up register 50 150 k w cio pin capacitance 10 pf testfreq = 1mhz v th schmitt width reset , nm i , int0 0.4 1.0 (typ) v
8/12 toshiba corporation tmp90c041a ac output level high 2.2v/low 0.8v ac input level high 2.4v/low 0.45v (d0 ?d7) high 0.8v cc /low 0.2v cc (excluding d0 ?d7) 4.3 ac characteristics ta = -20 ~ 70 c v cc = 5v 10% cl = 50pf symbol parameter variable 10mhz clock 16mhz clock unit min max min max min max t osc osc. period = x 80 1000 100 82.5 ns t cyc clk period 4x 4x 400 250 ns t wl clk low width 2x - 40 160 85 ns t wh clk high width 2x - 40 160 85 ns t ac address setup to rd , wr x - 45 55 17 ns t rr rd low width 2.5x - 40 210 115 ns t ca address hold time after rd , wr 0.5x - 30 20 5 ns t ad address to valid data in 3.5x - 95 255 124 ns t rd rd to valid data in 2.5x - 80 170 77 ns t hr input data hold after rd 0 0?ns t ww wr low width 2.5x - 40 210 115 ns t dw data setup to wr 2x - 50 150 75 ns t wd data hold after wr 20 70 20 70 20 70 ns t cwa rd , wr to valid wait 1.5x - 80 70 14 ns t awa address to valid wait 2.5x - 130 120 27 ns t was wait setup to clk 50 50 50 ns t wah wait hold after clk 0 0?ns t rv rd /wr recovery time 1.5x - 35 115 58 ns t cpw clk to port data output x + 200 300 263 ns t prc port data setup to clk 200 200 200 ns t cpr port data hold after clk 100 100 100 ns t chcl rd /wr hold after clk x - 60 40 10 ns t clc rd /wr setup to clk 1.5x - 25 125 68 ns t clha address hold after clk 1.5x - 80 70 13 ns t acl address setup to clk 2.5x - 80 170 76 ns t cld data setup to clk x - 50 50 12 ns
toshiba corporation 9/12 tmp90c041a 4.4 a/d conversion characteristics symbol parameter min typ max unit v ref analog reference voltage v cc - 1.5 v cc v cc v a gnd analog reference voltage v ss v ss v ss v ain allowable analog input voltage v ss ? cc i ref supply current for analog reference voltage 0.5 1.0 ma error (1m fc 12.5mhz) total error (ta = 25 c, v cc = v ref = 5.0v) 1.0 lsb total error 2.5 error (12.5m fc 16mhz) total error (ta = 25 c, v cc = v ref = 5.0v) 2.0 lsb total error 3.5 4.5 zero-cross characteristics ta = -20 ~ 70 c v cc = 5v 10% symbol parameter condition min max unit v zx zero-cross detection input ac coupling c = 0.1 m f 1 1.8 vac p - p a zx zero-cross accuracy 50/60hz sine wave 135 mv f zx zero-cross detection input frequency 0.04 1 khz 4.6 serial channel timing-i/o interface mode ta = ?0 ~ 70 c v cc = 5v 10% cl = 50pf symbol parameter variable 10mhz clock 16mhz clock unit min max min max min max t scy serial port clock cycle time 8x 800 500 ns t oss output data setup sclk rising edge 6x - 150 450 225 ns t ohs output data hold after sclk rising edge 2x - 120 80 45 ns t hsr input data hold after sclk rising edge 0 0?ns t srd sclk rising edge to input data valid 6x - 150 450 225 ns 4.7 16-bit event counter ta = ?0 ~ 70 c v cc = 5v 10% symbol parameter variable 10mhz clock 16mhz clock unit min max min max min max t vck ti 4 clock cycle 8x + 100 900 600 ns t vckl ti4 low clock pulse width 4x + 40 440 290 ns t vckh ti4 high clock pulse width 4x + 40 440 290 ns
10/12 toshiba corporation tmp90c041a (reference) de?ition of i dar 4.9 i/o interface mode timing chart 4.8 interrupt operation ta = -20 ~ 70 c v cc = 5v 10% symbol parameter variable 10mhz clock 16mhz clock unit min max min max min max t intal nmi , int0 low level pulse width 4x 400 250 ns t intah nmi , int0 high level pulse width 4x 400 250 ns t intbl int1, int2 low level pulse width 8x + 100 900 600 ns t intbh int1, int2 high level pulse width 8x + 100 900 600 ns
toshiba corporation 11/12 tmp90c041a 4.10 timing chart
12/12 toshiba corporation tmp90c041a 5. differences between tmp90c841a and tmp90c041a speci?ations of tmp90c841a and tmp90c041a are the same except below. tmp90c841a system, not using internal ram and internal i/o functions as shown below, can be substituted by tmp90c041a system. to substitute the tmp90c841a sys- tem using the internal ram by the tmp90c041a system, it is necessary to attach the external ram to the address corre- sponded to the internal address. * note: connect ea pin with gnd pin. 6. typical characteristics vcc = 5v, ta 25 c, unless otherwise noted name tmp90c841a tmp90c041a ram 256 bytes of internal ram are provided. (0fec0h ~ 0ffbfh) external memory area. a0 ~ a15 high-impedance state during reset driving state during reset. p0 (0ffc1h) p1 (0ffc1h) p2 (0ffc4h) provided (same chip as tmp90c840a) r/w function is not provided. p01cr (0ffc2h) provided ext, p1c, p0c is not provided. p2cr (0ffc5h) provided p2xc register is not provided

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