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PIC12F683-E/MDQTP датащи(PDF) 41 Page - Microchip Technology |
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PIC12F683-E/MDQTP датащи(HTML) 41 Page - Microchip Technology |
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41 / 176 page ![]() © 2007 Microchip Technology Inc. DS41211D-page 39 PIC12F683 4.2.5.6 GP5/T1CKI/OSC1/CLKIN Figure 4-6 shows the diagram for this pin. The GP5 pin is configurable to function as one of the following: • a general purpose I/O • a Timer1 clock input • a crystal/resonator connection • a clock input FIGURE 4-6: BLOCK DIAGRAM OF GP5 TABLE 4-1: SUMMARY OF REGISTERS ASSOCIATED WITH GPIO I/O pin VDD VSS D Q CK Q D Q CK Q D Q CK Q D Q CK Q VDD D EN Q D EN Q Weak Data WR WPU RD WPU RD GPIO WR GPIO WR TRISIO RD TRISIO WR IOC RD IOC To Timer1 or CLKGEN INTOSC Mode RD GPIO INTOSC Mode GPPU OSC2 (1) Note 1: Timer1 LP oscillator enabled. 2: When using Timer1 with LP oscillator, the Schmitt Trigger is bypassed. TMR1LPEN(1) Interrupt-on- change Oscillator Circuit Bus Q3 Name Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Value on POR, BOR Value on all other Resets ANSEL — ADCS2 ADCS1 ADCS0 ANS3 ANS2 ANS1 ANS0 -000 1111 -000 1111 CCP1CON — — DC1B1 DC1B0 CCP1M3 CCP1M2 CCP1M1 CCP1M0 --00 0000 --00 0000 CMCON0 — COUT — CINV CIS CM2 CM1 CM0 -0-0 0000 -0-0 0000 PCON — —ULPWUE SBOREN — — POR BOR --01 --qq --0u --uu INTCON GIE PEIE T0IE INTE GPIE T0IF INTF GPIF 0000 0000 0000 000x IOC — — IOC5 IOC4 IOC3 IOC2 IOC1 IOC0 --00 0000 --00 0000 OPTION_REG GPPU INTEDG T0CS T0SE PSA PS2 PS1 PS0 1111 1111 1111 1111 GPIO — — GP5 GP4 GP3 GP2 GP1 GP0 --xx xxxx --x0 x000 T1CON T1GINV TMR1GE T1CKPS1 T1CKPS0 T1OSCEN T1SYNC TMR1CS TMR1ON 0000 0000 0000 0000 TRISIO — — TRISIO5 TRISIO4 TRISIO3 TRISIO2 TRISIO1 TRISIO0 --11 1111 --11 1111 WPU — — WPU5 WPU4 — WPU2 WPU1 WPU0 --11 -111 --11 -111 Legend: x = unknown, u = unchanged, – = unimplemented locations read as ‘0’. Shaded cells are not used by GPIO. |
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