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INTEDG 数据表(PDF) 149 Page - Microchip Technology |
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INTEDG 数据表(HTML) 149 Page - Microchip Technology |
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149 / 478 page ![]() 2010-2012 Microchip Technology Inc. DS41414D-page 149 PIC16(L)F1946/47 12.16 Register Definitions: PORTG REGISTER 12-24: PORTG: PORTG REGISTER U-0 U-0 R/W-x/u R/W-x/u R/W-x/u R/W-x/u R/W-x/u R/W-x/u — — RG5 RG4 RG3 RG2 RG1 RG0 bit 7 bit 0 Legend: R = Readable bit W = Writable bit U = Unimplemented bit, read as ‘0’ u = Bit is unchanged x = Bit is unknown -n/n = Value at POR and BOR/Value at all other Resets ‘1’ = Bit is set ‘0’ = Bit is cleared bit 7-6 Unimplemented: Read as ‘0’. bit 5-0 RG<5:0>: PORTG General Purpose I/O Pin bits 1 = Port pin is > VIH 0 = Port pin is < VIL REGISTER 12-25: TRISG: PORTG TRI-STATE REGISTER U-0 U-0 R-1/1 R/W-1/1 R/W-1/1 R/W-1/1 R/W-1/1 R/W-1/1 — — TRISG5 TRISG4 TRISG3 TRISG2 TRISG1 TRISG0 bit 7 bit 0 Legend: R = Readable bit W = Writable bit U = Unimplemented bit, read as ‘0’ u = Bit is unchanged x = Bit is unknown -n/n = Value at POR and BOR/Value at all other Resets ‘1’ = Bit is set ‘0’ = Bit is cleared bit 7-6 Unimplemented: Read as ‘0’. bit 5 TRISG5: PORTG Tri-State Control bit This bit (RG5 pin) is an input only and always read as ‘1’. bit 4-0 TRISG<4:0>: PORTG Tri-State Control bits 1 = PORTG pin configured as an input (tri-stated) 0 = PORTG pin configured as an output REGISTER 12-26: LATG: PORTG DATA LATCH REGISTER U-0 U-0 R/W-x/u R/W-x/u R/W-x/u R/W-x/u R/W-x/u R/W-x/u — — LATG5 LATG4 LATG3 LATG2 LATG1 LATG0 bit 7 bit 0 Legend: R = Readable bit W = Writable bit U = Unimplemented bit, read as ‘0’ u = Bit is unchanged x = Bit is unknown -n/n = Value at POR and BOR/Value at all other Resets ‘1’ = Bit is set ‘0’ = Bit is cleared bit 7-6 Unimplemented: Read as ‘0’. bit 5-0 LATG<5:0>: PORTG Output Latch Value bits Note 1: Writes to PORTG are actually written to corresponding LATG register. Reads from PORTG register is return of actual I/O pin values. |
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