tmp91fy27 2003-07-03 91fy27-1 cmos 16-bit microcontrollers TMP91FY27U 1. outline and features tmp91fy27 is a high-speed 16-bit microcontroller designed for the control of various mid- to large-scale equipment. TMP91FY27U comes in a 64-pin flat package.listed below are the features. (1) high-speed 16-bit cpu (900/l1 cpu) x instruction mnemonics are upward-compatible with tlcs-90/900 x 16 mbytes of linear address space x general-purpose registers and register banks x 16-bit multiplication and division instructions; bit transfer and arithmetic instructions x micro dma: 4 channels (1.0 p s/2 bytes at 16 mhz) (2) minimum instruction execution time: 148 ns (at 27 mhz) (3) built-in ram: 16 kbytes built-in rom: 256-kbyte flash memory 2-kbyte mask rom (used for booting) (4) external memory expansion x expandable up to 16 mbytes (shared program/data area) x can simultaneously support 8-/16-bit width external data bus (dynamic data bus sizing) (5) 8-bit timers: 6 channels (6) 16-bit timers: 1 channel (7) general-purpose serial interface: 2 channels x uart/synchronous mode: 2 channels x irda ver.1.0 (115.2 kbps) mode selectable: 1 channel (8) serial bus interface: 1 channel x i 2 c bus mode/clock synchronous mode selectable purchase of toshiba i 2 c components conveys a license under the philips i 2 c patent rights to use these components in an i 2 c system, provided that the system conforms to the i 2 c standard specification as defined by philips. x the information contained herein is subject to change without notice. x the information contained herein is presented only as a guide for the applications of our products. no responsibility is assume d b y toshiba for any infringements of patents or other rights of the third parties which may result from its use. no license is gran ted b y implication or otherwise under any patent or patent rights of toshiba or others. x toshiba is continually working to improve the quality and reliability of its products. nevertheless, semiconductor devices in g eneral can malfunction or fail due to their inherent electrical sensitivity and vulnerability to physical stress. it is the responsibi lity of the buyer, when utilizing toshiba products, to comply with the standards of safety in making a safe design for the entire system, and to a void situations in which a malfunction or failure of such toshiba products could cause loss of human life, bodily injury or damage t o property. in developing your designs, please ensure that toshiba products are used within specified operating ranges as set forth in the mos t recent toshiba products specifications. also, please keep in mind the precautions and conditions set forth in the ?handling gui de fo r semiconductor devices,? or ?toshiba semiconductor reliability handbook? etc.. x the toshiba products listed in this document are intended for usage in general electronics applications (computer, personal equipment, office equipment, measuring equipment, industrial robotics, domestic appliances, etc.). these toshiba products are neither intended nor warranted for usage in equipment that requires extraordinarily high quality and/or reliability or a malfun ctiono r failure of which may cause loss of human life or bodily injury (?unintended usage?). unintended usage include atomic energy con trol instruments, airplane or spaceship instruments, transportation instruments, traffic signal instruments, combustion control inst ruments, medical instruments, all types of safety devices, etc.. unintended usage of toshiba products listed in this document shall be m ade at the customer?s own risk. x the products described in this document are subject to the foreign exchange and foreign trade laws. x toshiba products should not be embedded to the downstream products which are prohibited to be produced and sold, under any la w and regulations. x for a discussion of how the reliability of microcontrollers can be predicted, please refer to section 1.3 of the chapter entitl ed qualit y and reliability assurance/handling precautions. 030619 ebp1
tmp91fy27 2003-07-03 91fy27-2 (9) 10-bit ad converter (sample hold circuit is inside): 4 channels (10) watchdog timer (11) timer for real-time clock (rtc) (12) chip select/wait controller: 4 blocks (13) interrupts: 34 interrupts x 9 cpu interrupts: software interrupt instruction and illegal instruction x 21 internal interrupts: 7 priority levels are selectable x 4 external interrupts: 7 priority levels are selectable (among 3 interrupts are selectable edge mode) (14) input/output ports: 53 pins (15) stand-by function three halt modes: idle2 (programmable), idle1 and stop (16) clock controller x clock gear function: select a high-frequency clock fc to fc/16 x rtc (fs 32.768 khz) (17) operating voltage x vcc 2.85 v to 3.6 v (fc max 27 mhz) (18) package x p-lqfp64-1010-0.50d
tmp91fy27 2003-07-03 91fy27-3 figure 1.1 tmp91fy27 block diagram ( ): initial function after resert [ ]: during resert 10-bit 4-channel ad converter sio/uart/irda (channel 0) sio/uart (channel 1) adtrg (p53) an0~an3 (p50~p53) avcc, avss txd0 (p90) rxd0 (p91) sclk0/ cts0 (p92) txd1 (p93) rxd1 (p94) sclk1/ cts1 (p95) 8-bit timer (tmra0) 8-bit timer (tmra1) ta0in (p70) w a b c d e h l ix iy iz sp xwa xbc xde xhl xix xiy xiz xsp 32 bits f sr pc 16-kb ram 256-kb flash eeprom port 0 port 3 interrupt controller high speed oscillator clock gear dvcc dvss x1 x2 ad0~ad7 ( p00~p07 ) rd (p30) [ boot ] wr (p31) hwr (p32) cpu (tlcs-900/l1) low speed oscillator xt1 (p96) xt2 ( p 9 7 ) reset am0 am1 ale serial bus interface (sbi) sck (p60) so/sda (p61) si/scl (p62) ta1out (p71) 8-bit timer (tmra2) 8-bit timer (tmra3) ta3out (p72) 8-bit timer (tmra4) 8-bit timer (tmra5) ta4in (p73) ta5out (p74) watchdog timer (wdt) rtc 2-kb boot rom port 1 ad8/a8~ad15/a15 ( p10~p17 ) port 2 cs0 ~ cs2 ( p40~p42 ) port 6 cs/wait controller (4-block) 16-bit timer (tmrb0) tb0in0/int5 (p80) tb0in1/int6 (p81) tb0out0 (p82) tb0out1 (p83) nmi int0 (p63) a0/a16~a5/a21 (p20~p25)
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