Skip to main content

SFR Memory Map

All of the SFR in the left hand side column ending with 0 or 8 are bit addressable.

from0 / 81 / 92 / A3 / B4 / C5 / D6 / E7 / Fto
0xF8EIPDPSBKRAMBA16RAMEA16PHYCONFWCONF0xFF
0xF0BISPIDISPADDR16ISPDATACKCBKDPX0BKDPX1BK0xF7
0xE8EIEMXAXP0_PUP1_PUP2_PUP3_PUPHY_IND0xEF
0xE0ACCP0_PDP1_PDP2_PDP3_PD0xE7
0xD8WDCONCLK_CNTx0xDF
0xD0PSW0xD7
0xC8T2CONRLDLRLDHTL2TH20xCF
0xC0Res.TA0xC7
0xB8IP0xBF
0xB0P30xB7
0xA8IE0xAF
0xA0P20xA7
0x98SCON0SBUFINTWTSTEXTWTSTALECON0x9F
0x90P1EIFWTSTDPX0DPX10x97
0x88TCONTMODTL0TL1TH0TH1CKCON0x8F
0x80P0SPDPL0DPH0DPL1DPH1DPSPCON0x87

New SFR โ€“ New additional SFR, described in this section

Peripheral SFR, described in this section
Extended SFR โ€“ Extended from standard 8051, described in this section

Standard โ€“ standard 8051 SFR, described in this section