herbalgaq.blogg.se - How to load program for at89c51rd2 40

SPI Controller SFRs Mnemonic Add Name SPCON C3h SPI Control SPSTA C4h SPI Status SPDAT C5h SPI Data AT89C51RD2/ED2 CCF4 CIDL WDTE ECOM0 CAPP0 CAPN0 ECOM1 CAPP1 CAPN1 ECOM2. BDRCON 9Bh Baud Rate Control BRL 9Ah Baud Rate Reload Table 3-8. PPCL PT2L PLS - TF1 TR1 TF0 TR0 GATE1 C/T1# M11 M01 - TF2 EXF2 RCLK TCLK - AT89C51RD2/ED2 ET1 EX1 ET0 EX0 - ESPI KBD PT1H PX1H PT0H PX0H PT1L PX1L PT0L PX0L - SPIH KBDH - SPIL KBDL IE1 IT1 IE0 IT0 GATE0 C/T0# M10. Timer registers: T2CON, T2MOD, TCON, TH0, TH1, TH2, TMOD, TL0, TL1, TL2, RCAP2L, RCAP2H.I/O port registers: P0, P1, P2, P3, PI2.

C51 core registers: ACC, B, DPH, DPL, PSW, SP.

SFR Mapping The Special Function Registers (SFRs) of the AT89C51RD2/ED2 fall into the following categories: C51 CORE IB-bus Parallel I/O Ports & Timer 0 INT External Bus Timer 1 Ctrl Port 0 Port 1 Port 2 Port 3 (2) (2) (2) (2) (1): Alternate function of Port 1 (2): Alternate function of Port 3 AT89C51RD2/ED2 (1) (1) (1) (1) (1) EEPROM* Watch PCA Timer2 Keyboard -dog (AT89C51ED2) BOOT Regulator SPI.

The AT89C51ED2 pro- vides 2048 bytes of EEPROM for nonvolatile data storage. The programming voltage is internally generated from the standard V The AT89C51RD2/ED2 retains all of the features of the Atmel 80C52 with 256 bytes of internal RAM, a 9-source 4-level interrupt controller and three timer/counters. Packages: PLCC44, VQFP44, PLCC68, VQFP64 Power Supply CC 8-bit Flash Microcontroller AT89C51RD2 AT89C51ED2.Industrial Temperature Range (-40 to +85☌).Single Range Power Supply: 2.7V to 5.5V.Power Control Modes: Idle Mode, Power-down Mode.Hardware Watchdog Timer (One-time Enabled with Reset-Out), Power-off Flag