tmp1940cyaf TOSHIBA Semiconductor CORPORATION, tmp1940cyaf Datasheet - Page 427

• Manufacturer Part Number: tmp1940cyaf
• Description: 32-bit Tx System Risc Tx19 Family
• Manufacturer: TOSHIBA Semiconductor CORPORATION

3.7
3.7.1
Programmer Mode
Mode Setting
at logic 0 and the BW1 and P40 pins at logic 1. In Programmer mode, the flash memory can be read,
erased and programmed using a general-purpose EPROM programmer. For instructions about the
settings of the remaining pins, see Section 3.7.3, Pin Functions and Settings. Figure 3.25 below shows
the pin settings for Programmer mode.
The TMP1940FDBF is placed in Programmer mode by holding the
RDY_BSY
RESET
DQ15
DQ0
A17
A0
FSE
WE
CE
OE
Figure 3.25 Pin Settings for Programmer Mode
P43 (
ALE (RDY_BSY)
P27 (
P25 (
P26 (
P24 (FSE)
P72 (A18)
P71 (A17)
P70 (A16)
P57 (A15)
P50 (A8)
P37 (A7)
P31 (A1)
P30 (A0)
P07 (D15)
P00 (D8)
PA7 (D7)
PA0 (D0)
FRESET
OE
CE
WE
TMP1940FDBF-69
)
)
)
)
VREFH
VREFL
DVCC
CVCC
FVCC
DVSS
RESET
AVCC
CVSS
AVSS
FVSS
BW1
BW0
NMI
P40
P41
P42
P44
X1
X2
RESET
TMP1940FDBF
, BW0, P41 and P42 pins
3.3 V