UPD72042BGT NEC [NEC], UPD72042BGT Datasheet - Page 56

• Manufacturer Part Number: UPD72042BGT
• Description: LSI DEVICE FOR Inter Equipment Bus (IEBus) PROTOCOL CONTROL
• Manufacturer: NEC [NEC]

56
(c) When broadcast reception is performed
Table 4-12 Minimum Return Code Occurrence Interval for Broadcast Reception (t: At f
Return codes for broadcast
reception, slave data
transmission, and slave reception
0010
0011
0110
0111
1010
1011
1100
Interval
Ta
Ta
Tb
Tc
Td
Tb
Approx. 7150 s
Approx. 5420 s
Approx. 1570 s
Approx. 20 s
1000
1100
Mode 0
Return codes for broadcast reception
Tc
Tc
Td
Data Sheet S13990EJ3V0DS
Approx. 1920 s
Approx. 1490 s
Approx. 390 s
Approx. 20 s
1001
1010
1011
Mode 1
Tc
Td
Tc
IRQ
1001
1010
1011
Return codes for broadcast
reception, slave data
transmission, and slave reception
t
Tb
Ta
Tb
0000
0100
1000
1100
X
= 6 MHz)
PD72042B