Rainbow Electronics AT89C5132 - Manual (Page 32)

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AT8xC5132
4173A–8051–08/02
Table 34. Port SFRs
Mnemonic Add Name 7 6 5 4 3 2 1 0
P0 80h 8-bit Port 0 – – – – – – – –
P1 90h 8-bit Port 1 – – – – – – – –
P2 A0h 8-bit Port 2 – – – – – – – –
P3 B0h 8-bit Port 3 – – – – – – – –
P4 C0h 8-bit Port 4 – – – – – – – –
P5 D8h 4-bit Port 5 – – – – – – – –
Table 35. Flash Memory SFR
Mnemonic Add Name 7 6 5 4 3 2 1 0
FCON D1h Flash Control FPL3 FPL2 FPL1 FPL0 FPS FMOD1 FMOD0 FBUSY
Table 36. Timer SFRs
Mnemonic Add Name 7 6 5 4 3 2 1 0
TCON 88h Timer/Counter 0 and 1 Control TF1 TR1 TF0 TR0 IE1 IT1 IE0 IT0
TMOD 89h Timer/Counter 0 and 1 Modes GATE1 C/T1# M11 M01 GATE0 C/T0# M10 M00
TL0 8Ah Timer/Counter 0 Low Byte – – – – – – – –
TH0 8Ch Timer/Counter 0 High Byte – – – – – – – –
TL1 8Bh Timer/Counter 1 Low Byte – – – – – – – –
TH1 8Dh Timer/Counter 1 High Byte – – – – – – – –
WDTRST A6h WatchDog Timer Reset – – – – – – – –
WDTPRG A7h WatchDog Timer Program – – – – – WTO2 WTO1 WTO0
Table 37. Audio Interface SFRs
Mnemonic Add Name 7 6 5 4 3 2 1 0
AUDCON0 9Ah Audio Control 0 JUST4 JUST3 JUST2 JUST1 JUST0 POL DSIZ HLR
AUDCON1 9Bh Audio Control 1 SRC DRQEN MSREQ MUDRN – DUP1 DUP0 AUDEN
AUDSTA 9Ch Audio Status SREQ UDRN AUBUSY – – – – –
AUDDAT 9Dh Audio Data AUD7 AUD6 AUD5 AUD4 AUD3 AUD2 AUD1 AUD0
AUDCLK ECh Audio Clock Divider – – – AUCD4 AUCD3 AUCD2 AUCD1 AUCD0