diff options
Diffstat (limited to 'nuttx/configs/lpcxpresso-lpc1768/README.txt')
| -rwxr-xr-x | nuttx/configs/lpcxpresso-lpc1768/README.txt | 71 |
1 files changed, 65 insertions, 6 deletions
diff --git a/nuttx/configs/lpcxpresso-lpc1768/README.txt b/nuttx/configs/lpcxpresso-lpc1768/README.txt index ba65592f7..0b83aef8b 100755 --- a/nuttx/configs/lpcxpresso-lpc1768/README.txt +++ b/nuttx/configs/lpcxpresso-lpc1768/README.txt @@ -29,10 +29,10 @@ LCPXpresso LPC1768 Board P0[3]/RXD0/AD0[6] J6-22 P0[4]/I2SRX-CLK/RD2/CAP2.0 J6-38 CAN_RX2 P0[5]/I2SRX-WS/TD2/CAP2.1 J6-39 CAN_TX2 - P0[6]/I2SRX_SDA/SSEL1/MAT2[0] J6-8 SSEL1 - P0[7]/I2STX_CLK/SCK1/MAT2[1] J6-7 SCK1 + P0[6]/I2SRX_SDA/SSEL1/MAT2[0] J6-8 SSEL1, OLED CS + P0[7]/I2STX_CLK/SCK1/MAT2[1] J6-7 SCK1, OLED SCK P0[8]/I2STX_WS/MISO1/MAT2[2] J6-6 MISO1 - P0[9]/I2STX_SDA/MOSI1/MAT2[3] J6-5 MOSI1 + P0[9]/I2STX_SDA/MOSI1/MAT2[3] J6-5 MOSI1, OLED data in P0[10] J6-40 TXD2/SDA2 P0[11] J6-41 RXD2/SCL2 P0[15]/TXD1/SCK0/SCK J6-13 TXD1/SCK0 @@ -84,7 +84,7 @@ LCPXpresso LPC1768 Board P2[4]/PWM1.5/DSR1/TRACEDATA[1] J6-46 PWM1.5 P2[5]/PWM1[6]/DTR1/TRACEDATA[0] J6-47 PWM1.6 P2[6]/PCAP1[0]/RI1/TRACECLK J6-48 - P2[7]/RD2/RTS1 J6-49 + P2[7]/RD2/RTS1 J6-49 OLED command/data P2[8]/TD2/TXD2 J6-50 P2[9]/USB_CONNECT/RXD2 PAD19 USB Pullup N/A P2[10]/EINT0/NMI J6-51 @@ -126,8 +126,8 @@ SD Slot *J55 must be set to provide chip select PIO1_11 signal as the SD slot chip select. - USB Device - ---------- +USB Device +---------- Base-board J4/J6 LPC1768 Signal Pin Pin @@ -160,6 +160,65 @@ SD Slot *P2.9 Connect to a transistor driven USB-D+ pullup on the LPCXpresso board. +96x64 White OLED with I2C/SPI interface +--------------------------------------- + The OLED display can be connected either to the SPI-bus or the I2C-bus. + + Jumper Settings: + + - For the SPI interface (default), insert jumpers in J42, J43, J45 pin1-2 + and J46 pin 1-2. + - For I2C interface, insert jumpers in J45 pin 2-3, J46 pin 2-3 and J47. + + In either case insert a jumper in J44 in order to allow PIO1_10 to control + the OLED-voltage. + + Jumper Signal Control: + + J42: Short: SPI Open: I2C (Default: inserted) + + J44: Allow control of OLED voltage (Default: inserted) + + PIO1_10-------->J44 ---------->FAN5331 + + Common Reset: + + PIO0_0-RESET ---------------> RES# + + J43: Select OLED chip select + J58: For embed (Default: not inserted) + + PIO0_2--------------->J43 ---->CS# + PIO2_7--------->J58 ->J43 ---->D/C# + PIO0_8-MISO --------^ + + J45: Select SPI or I2C clock (Default: SPI clock) + + PIO2_11-SCK---->J45 ----------> D0 + PIO0_4-SCL------------^ + + J46: Select serial data input (Default: SPI MOSI) + + PIO0_9-MOSI---->J46 ----------> D1 + I2C_SDA---------------^ + + J47: Allow I2C bi-directional communications (Default: SPI unidirectional) + + PIO0_5-SDA---->J47 ----------> D2 + + LPCXpresso Signals + + ----------------------------+-------+-------------- ---------------------------------------- + LPC1758 Pin | J4/6 | Base Board Description + ----------------------------+-------+-------------- ---------------------------------------- + P2.1/PWM1.2/RXD1 | 43 | PIO1_10 FAN5331 Power Control (SHDN#) + RESET_N | 4 | PIO0_0-RESET OLED reset (RES#) -- Resets EVERYTHING + P0.6/I2SRX-SDA/SSEL1/MAT2.0 | 8 | PIO0_2 OLED chip select (CS#) + P2.7/RD2/RTS1 | 49 | PIO2_7 OLED command/data (D/C#) + P0.7/I2STX-CLK/SCK1/MAT2.1 | 7 | PIO2_11-SCK OLED clock (D0) + P0.9/I2STX-SDA/MOSI1/MAT2.3 | 5 | PIO0_9-MOSI OLED data in (D1) + ----------------------------+-------+-------------- ---------------------------------------- + Development Environment ^^^^^^^^^^^^^^^^^^^^^^^ |