Z85C3008VSG Zilog, Z85C3008VSG Datasheet - Page 191

• Manufacturer Part Number: Z85C3008VSG
• Description: IC 8MHZ Z8500 CMOS SCC 44-PLCC
• Manufacturer: Zilog
• Series: SCCr

Specifications of Z85C3008VSG

• Processor Type: Z80
• Features: Error Detection and Multiprotocol Support
• Speed: 8MHz
• Voltage: 5V
• Mounting Type: Surface Mount
• Package / Case: 44-LCC (J-Lead)
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Cpu Speed: 8MHz
• Digital Ic Case Style: LCC
• No. Of Pins: 44
• Supply Voltage Range: 5V
• Operating Temperature Range: 0°C To +70°C
• Svhc: No SVHC (18-Jun-2010)
• Base Number: 85
• Rohs Compliant: Yes
• Clock Frequency: 8MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 269-3932; Z85C3008VSG

Application Note
The Z180™ Interfaced with the SCC at MHZ
;source/dist addr table for Z180’s dma
addrtab:
;interrupt vector table
z180vect:
tx_buff:
rx_buff:
temp:
end
6-56
(Continued)
Table 14. Test Program – Z180/SCC DMA Transfer (Continued)
db
db
db
db
db
db
db
db
db
db
db
db
db
db
dw
db
dw
dw
db
db
db
db
dw
org
.block
.block
.block
.block
dw
dw
.block
.block
.block
org
.block
.block
.block
01h
11100000b
0fh
00000000b
10h
10h
01h
11100000b
09h
00001001b
0ffh
scc_data
00h
00h
rx_buff
00h
length
tx_buff+1
00h
scc_data
00h
00h
length-1
sccdma + 200h
2
2
2
2
rxend
txend
2
2
2
sccdma + 1000h
length
length
1
;select WR1
;enable DMA
;select WR15
;don’t use any of ext/stat int
;reset ext/stat twice
;select WR1
;no int
;select WR9
;enable int
;end of table
;dmac0 source
;dmac0 dist
;byte count
;mar
;iar
;dummy!
;byte count
;180 int1 vect 00000
;180 int2 vect 00010
;180 prt0 vect 00100
;180 prt1 vect 00110
;180 dmac0 vect 01000
;180 dmac1 vect 01010
;180 csi/o vect 01100
;180 asci0 vect 01110
;180 asci1 vect 10000
UM010901-0601