KS57C2308/P2308/C2316/P2316 ADDRESS SPACES
2-7
Table 2-2. Data Memory Organization and Addressing
Addresses Register Areas Bank EMB Value SMB Value
000H–01FH Working registers 00, 1 0
020H–0FFH Stack and general-purpose registers
100H–1DFH General-purpose registers 1 1 1
1E0H–1FFH LCD Data registers
F80H–FFFH I/O-mapped hardware registers 15 0, 1 15
++ PROGRAMMING TIP — Clearing Data Memory Banks 0 and 1
Clear banks 0 and 1 of the data memory area:
RAMCLR SMB 1;RAM (100H–1FFH) clear
LD HL,#00H
LD A,#0H
RMCL1 LD @HL,A
INCS HL
JR RMCL1
SMB 0;RAM (010H–0FFH) clear
LD HL,#10H
RMCL0 LD @HL,A
INCS HL
JR RMCL0