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參數(shù)資料
| 型號(hào)： | TMP90PH48 |
| 廠商： | Toshiba Corporation |
| 英文描述： | A System Evaluation LSI With 8-Bit CPU,One-Time PROM(16384 x 8-Bit),RAM(512 x 8-Bit)(系統(tǒng)評(píng)估大規(guī)模集成電路（集成8位CPU，一次可編程ROM(16384 x 8位),RAM(512 x 8位)) |
| 中文描述： | 一個(gè)系統(tǒng)評(píng)價(jià)芯片與8位CPU，一次性可編程（16384 × 8位），內(nèi)存（512 × 8位）（系統(tǒng)評(píng)估大規(guī)模集成電路（集成8位的CPU，一次可編程ROM更新（16384 x 8位），內(nèi)存（512 × 8位）） |
| 文件頁數(shù)： | 4/14頁 |
| 文件大小： | 417K |
| 代理商： | TMP90PH48 |
4/14
TOSHIBA CORPORATION
TMP90PH48
2.2 Pin Names and Functions
The TMP90PH48 has MCU mode and PROM mode.
(1)
MCU mode (The TMP90C848 and TMP90PH48 are
pin compatible)
Table 2.2 (1/2)
Pin Name
No. of pins
I/O or tristates
Function
P00 ~ P07
8
I/O
Port 0: 8-bit I/O port. Each bit can be set for input or output.
P10 ~ P17
8
I/O
Port 1: An 8-bit I/O port.Each bit can be set for input or output Pull-up resistance included.
P20 ~ P27
8
I/O
Port 2: 8-bit output port.
P30
1
Output
Port 30: 1-bit output port.
P31
1
Output
Port 31: 1-bit output port.
P32
/TxD
1
Output
Port 32: 1-bit output port.
Output
Used to transmit serial data.
P32
/RxD
1
Input
Port 33: 1-bit output port.
Input
Used to receive serial data.
P40 ~ P47
8
I/O
Port 4: 8-bit I/O port. Each bit can be set for input or output (P40 - P43 O.D. 4mA sink, P44 - 47 10mA
source).
P50 ~ P57
/AN0 ~ AN7
8
Input
Port 5: 8-bit input port.
Input
Analog input: 8-bit analog input to the A/D converter.
P60 ~ 67
/AN8 ~ AN15
8
Input
Port 6: 8-bit input port.
Input
Analog input: 8-bit analog input the A/D converter
P70 ~ P73
4
I/O
Port 7: 4-bit I/O port. Each bit can be set for input or output. Programmable pull-up resistance included.
P80
/T01
1
I/O
Port 80: 1-bit I/O port.
Output
Timer output 1: Used for timer 0 or timer 1 output.
P81
/T03
1
I/O
Port 81: 1-bit I/O port.
Output
Timer output 3: Used for timer 2 or timer 3 output.
P82
/INT0
1
I/O
Port 82: 1-bit I/O port.
Input
Interrupt request pin 0: Level/rising edge programmable interrupt request pin.
P83
/INT1
/TI4
1
I/O
Port 83: 1-bit I/O port.
Input
Interrupt request pin 1: Rising/falling edge programmable interrupt request pin.
Input
Timer input 4: Count input/capture trigger signal for timer 4.
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