ata6616 ATMEL Corporation, ata6616 Datasheet - Page 254

• Manufacturer Part Number: ata6616
• Description: Microcontroller With Lin Transceiver, 5v Regulator And Watchdog
• Manufacturer: ATMEL Corporation

254
ATA6616/ATA6617 [Preliminary]
Figure 4-98. Pin Name Mapping
Table 4-74.
Table 4-75.
Programming Mode
Signal Name in
PAGEL / BS1
XA1
RDY / BSY
XA1 / BS2
0
0
1
1
+12V
DATA
PAGEL / BS1
XA0
WR
OE
XA1 / BS2
XA0
WR
Pin
Pin Values Used to Enter Programming Mode
XA1 and XA0 Coding
XA0
0
1
0
1
Pin Name
PA7-PA0
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
Action when XTAL1 is Pulsed
Load Flash or EEPROM Address (High or low address byte
determined by BS1).
Load Data (High or Low data byte for Flash determined by BS1).
Load Command
No Action, Idle
I/O Function
I/O Bi-directional Data bus (Output when OE is low).
O
I
I
I
I
I
I
I
Prog_enable[3]
Prog_enable[2]
Prog_enable[1]
Prog_enable[0]
Write Pulse (Active low).
XTAL1 Action Bit 0
- XTAL1 Action Bit 1
- Byte Select 2
- Program Memory and EEPROM data Page Load
- Byte Select 1
XTAL1 (Clock input)
Output Enable (Active low).
0: Device is busy programming,
1: Device is ready for new command.
- Reset (Active low)
- Parallel programming mode (+12V).
Symbol
(“0” selects low byte, “1” selects 2’nd high byte)
(
0” selects low byte, “1” selects high byte)
DRAFT
Value
0
0
0
0
9132A–AUTO–10/08