HD64F3337YCP16 Renesas Electronics America, HD64F3337YCP16 Datasheet - Page 309
HD64F3337YCP16
Manufacturer Part Number
HD64F3337YCP16
Description
IC H8 MCU FLASH 60K 84PLCC
Manufacturer
Renesas Electronics America
Series
H8® H8/300r
Specifications of HD64F3337YCP16
Core Processor
H8/300
Core Size
8-Bit
Speed
16MHz
Connectivity
Host Interface, I²C, SCI
Peripherals
POR, PWM, WDT
Number Of I /o
74
Program Memory Size
60KB (60K x 8)
Program Memory Type
FLASH
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
84-PLCC
Package
84PLCC
Family Name
H8
Maximum Speed
16 MHz
Operating Supply Voltage
5 V
Data Bus Width
8 Bit
Number Of Programmable I/os
74
Interface Type
HIF/I2C/SCI
On-chip Adc
8-chx10-bit
On-chip Dac
2-chx8-bit
Number Of Timers
3
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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Transmitting and Receiving Serial Data Simultaneously: Follow the procedure in figure
12.17 for transmitting and receiving serial data simultaneously. If clock output mode is selected,
output of the serial clock begins simultaneously with serial transmission.
Note: In switching from transmitting or receiving to simultaneous transmitting and receiving,
1
2
3
5
No
clear both TE and RE to 0, then set TE and RE to 1 simultaneously using an MOV
instruction. Do not use a BEST instruction for this purpose.
in TDR and clear TDRE
Figure 12.17 Sample Flowchart for Serial Transmitting and Receiving
Read ORER bit in SSR
Read RDRF bit in SSR
Read TDRE bit in SSR
RDRF bit to 0 in SSR
Clear TE and RE bits
from RDR and clear
Write transmit data
Read receive data
transmitting and
bit to 0 in SSR
ORER = 1?
to 0 in SCR
TDRE = 1?
RDRF = 1?
receiving?
Initialize
End of
Start
End
Yes
No
Yes
Yes
No
Yes
No
Error handling
4
1.
2.
3.
4.
5.
SCI initialization: the transmit data output function of
the TxD pin and receive data input function of the
RxD pin are selected, enabling simultaneous
transmitting and receiving.
SCI status check and transmit data write: read the
serial status register (SSR), check that the TDRE bit
is 1, then write transmit data in the transmit data
register (TDR) and clear TDRE to 0. Transition of the
TDRE bit from 0 to 1 can be reported by a TXI interrupt.
SCI status check and receive data read: read the
serial status register (SSR), check that the RDRF
bit is 1, then read receive data from the receive data
register (RDR) and clear RDRF to 0. Transition of
the RDRF bit from 0 to 1 can be reported by an RXI
interrupt.
Receive error handling: if a receive error occurs, read
the ORER bit in SSR then, after executing the
necessary error handling, clear ORER to 0. Neither
transmitting nor receiving can resume while ORER
remains set to 1.
To continue transmitting and receiving serial data:
read RDR and clear RDRF to 0 before the MSB
(bit 7) of the current frame is received. Also read the
TDRE bit and check that it is set to 1, indicating that
it is safe to write; then write data in TDR and clear
TDRE to 0 before the MSB (bit 7) of the current frame
is transmitted.
277
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